CHINA EASTERN AIRLINES CORP LTD (SEC Filing Page | XBRL Cloud Viewer | XBRL Instance)

Line Label Object Class Period Type Balance Report ElementName
1 1001 - Document - Document and Entity Information Network

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http://www.en.ceair.com/taxonomy/role/DocumentandEntityInformation
2 Document Information [Table] Table

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dei:DocumentInformationTable
3 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
4 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
5 A shares [member] Member cea:ClassASharesMember
6 H shares [member] Member cea:ClassHSharesMember
7 Document Information [Line Items] LineItems dei:DocumentInformationLineItems
8 Document Type Concept (Submission Type) For Period dei:DocumentType
9 Amendment Flag Concept (Yes/No) For Period dei:AmendmentFlag
10 Document Period End Date Concept (Date) For Period dei:DocumentPeriodEndDate
11 Document Fiscal Year Focus Concept (Year) For Period dei:DocumentFiscalYearFocus
12 Document Fiscal Period Focus Concept (Fiscal Period) For Period dei:DocumentFiscalPeriodFocus
13 Trading Symbol Concept (Text/String) For Period dei:TradingSymbol
14 Entity Registrant Name Concept (Text/String) For Period dei:EntityRegistrantName
15 Entity Central Index Key Concept (CIK Number) For Period dei:EntityCentralIndexKey
16 Current Fiscal Year End Date Concept (Month/Day) For Period dei:CurrentFiscalYearEndDate
17 Entity Well-known Seasoned Issuer Concept (Yes/No) For Period dei:EntityWellKnownSeasonedIssuer
18 Entity Current Reporting Status Concept (Yes/No) For Period dei:EntityCurrentReportingStatus
19 Entity Filer Category Concept (Filer Category) For Period dei:EntityFilerCategory
20 Entity Shell Company Concept (Yes/No) For Period dei:EntityShellCompany
21 Entity Emerging Growth Company Concept (Yes/No) For Period dei:EntityEmergingGrowthCompany
22 Entity Common Stock, Shares Outstanding Concept (Shares) As Of dei:EntityCommonStockSharesOutstanding
23 1003 - Statement - Consolidated Statement of Profit or Loss and Other Comprehensive Income Network

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http://www.en.ceair.com/taxonomy/role/StatementOfComprehensiveIncomeProfitOrLossByFunctionOfExpense-310000
24 Implied Table Table

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implied:Table
25 Profit or loss [abstract] Abstract ifrs-full:IncomeStatementAbstract
26 Revenues Concept (Monetary) For Period Credit ifrs-full:RevenueFromContractsWithCustomers
27 Other operating income and gains Concept (Monetary) For Period Credit ifrs-full:OtherIncome
28 Revenue and other Concept (Monetary) For Period Credit ifrs-full:RevenueAndOperatingIncome
29 Operating expenses Abstract cea:OperatingExpenses1Abstract
30 Aircraft fuel Concept (Monetary) For Period Debit ifrs-full:FuelExpense
31 Take-off and landing charges Concept (Monetary) For Period Debit cea:TakeoffAndLandingCharges
32 Depreciation and amortization Concept (Monetary) For Period Debit ifrs-full:DepreciationAndAmortisationExpense
33 Wages, salaries and benefits Concept (Monetary) For Period Debit ifrs-full:EmployeeBenefitsExpense
34 Aircraft maintenance Concept (Monetary) For Period Debit cea:AircraftMaintenance
35 Impairment charges Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
36 Impairment losses on financial assets, net Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossOnFinancialAssets
37 Food and beverages Concept (Monetary) For Period Debit cea:FoodAndBeveragesExpenses
38 Aircraft operating lease rentals Concept (Monetary) For Period Debit cea:AircraftOperatingLeaseRentals
39 Other operating lease rentals Concept (Monetary) For Period Debit cea:OtherOperatingLeaseRentals
40 Selling and marketing expenses Concept (Monetary) For Period Debit ifrs-full:SalesAndMarketingExpense
41 Civil aviation development fund Concept (Monetary) For Period Debit cea:CivilAviationDevelopmentFund
42 Ground services and other expenses Concept (Monetary) For Period Debit cea:GroundServicesAndOtherExpenses
43 Fair value changes of financial asset at fair value through profit or loss Concept (Monetary) For Period Debit cea:ChangesInFairValueOfFinancialAssetsMeasuredAtFairValueThroughProfitOrLoss
44 Gain/(loss) on fair value changes of derivative financial instruments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnChangeInFairValueOfDerivatives
45 Indirect operating expenses Concept (Monetary) For Period Debit ifrs-full:MiscellaneousOtherOperatingExpense
46 Total operating expenses Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
47 Operating profit Concept (Monetary) For Period Credit ifrs-full:ProfitLossFromOperatingActivities
48 Share of results of associates Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod
49 Share of results of joint ventures Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfJointVenturesAccountedForUsingEquityMethod
50 Finance income Concept (Monetary) For Period Credit cea:FinancialIncome
51 Finance costs Concept (Monetary) For Period Debit cea:FinanceCostsNet
52 Consolidated profit before income tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
53 Income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
54 Profit for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
55 Other comprehensive income for the year Abstract ifrs-full:OtherComprehensiveIncomeAbstract
56 Other comprehensive income that may be reclassified to profit or loss in subsequent periods Abstract ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTaxAbstract
57 Cash flow hedges, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
58 Fair value changes of available-for-sale investments, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxAvailableforsaleFinancialAssets
59 Share of other comprehensive income of an associate, net of tax Concept (Monetary) For Period Credit ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax
60 Net other comprehensive income to be reclassified to profit or loss in subsequent periods Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillBeReclassifiedToProfitOrLossNetOfTax
61 Other comprehensive income that will not be reclassified to profit or loss in subsequent periods Abstract ifrs-full:ComponentsOfOtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTaxAbstract
62 Fair value changes of equity investments designated at fair value through other comprehensive income, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnHedgingInstrumentsThatHedgeInvestmentsInEquityInstruments
63 Share of other comprehensive income of an associate, net of tax Concept (Monetary) For Period Credit ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillNotBeReclassifiedToProfitOrLossNetOfTax
64 Actuarial losses/(gains) on the post-retirement benefit obligations, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
65 Net other comprehensive income that will not be reclassified to profit or loss in subsequent periods Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeThatWillNotBeReclassifiedToProfitOrLossNetOfTax
66 Other comprehensive income for the year, net of tax Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
67 Total comprehensive income for the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
68 Profit attributable to: Abstract ifrs-full:ProfitLossAttributableToAbstract
69 Equity holders of the Company Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToOwnersOfParent
70 Non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
71 Profit for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
72 Total comprehensive income attributable to: Abstract ifrs-full:ComprehensiveIncomeAttributableToAbstract
73 Equity holders of the Company Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToOwnersOfParent
74 Non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncomeAttributableToNoncontrollingInterests
75 Total comprehensive income for the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
76 Earnings per share attributable to the equity holders of the Company during the year Abstract ifrs-full:BasicAndDilutedEarningsPerShareAbstract
77 - Basic and diluted (RMB) Concept (Share) For Period ifrs-full:BasicAndDilutedEarningsLossPerShare
78 1004 - Statement - Consolidated Statement of Financial Position Network

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http://www.en.ceair.com/taxonomy/role/StatementOfFinancialPositionCurrentNonCurrent-210000
79 Implied Table Table

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80 Statement of financial position [abstract] Abstract ifrs-full:StatementOfFinancialPositionAbstract
81 Non-current assets Abstract ifrs-full:NoncurrentAssetsAbstract
82 Property, plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
83 Investment properties Concept (Monetary) As Of Debit ifrs-full:InvestmentProperty
84 Prepayments for land use rights Concept (Monetary) As Of Debit cea:PrepaymentsForLandUseRight
85 Intangible assets Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
86 Advanced payments on acquisition of aircraft Concept (Monetary) As Of Debit cea:AdvancedPaymentsOnAcquisitionOfAircraft
87 Investments in associates Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociates
88 Investments in joint ventures Concept (Monetary) As Of Debit ifrs-full:InvestmentsInJointVentures
89 Available-for-sale investments Concept (Monetary) As Of Debit ifrs-full:NoncurrentFinancialAssetsAvailableforsale
90 Equity investments designated at fair value through other comprehensive income Concept (Monetary) As Of Debit ifrs-full:NoncurrentInvestmentsInEquityInstrumentsDesignatedAtFairValueThroughOtherComprehensiveIncome
91 Derivative financial instruments Concept (Monetary) As Of Debit ifrs-full:NoncurrentDerivativeFinancialAssets
92 Other non-current assets Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentAssets
93 Deferred tax assets Concept (Monetary) As Of Debit ifrs-full:DeferredTaxAssets
94 Non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
95 Current assets Abstract ifrs-full:CurrentAssetsAbstract
96 Flight equipment spare parts Concept (Monetary) As Of Debit ifrs-full:SpareParts
97 Trade and notes receivables Concept (Monetary) As Of Debit cea:CurrentTradeAndNotesReceivables
98 Financial asset at fair value through profit or loss Concept (Monetary) As Of Debit ifrs-full:FinancialAssetsAtFairValueThroughProfitOrLoss
99 Prepayments and other receivables Concept (Monetary) As Of Debit cea:CurrentPrepaymentsAndOtherReceivables
100 Derivative financial instruments Concept (Monetary) As Of Debit ifrs-full:CurrentDerivativeFinancialAssets
101 Assets classified as held for sale Concept (Monetary) As Of Debit ifrs-full:CurrentAssetsOtherThanAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners
102 Restricted bank deposits and short-term bank deposits Concept (Monetary) As Of Debit cea:RestrictedBankDepositsAndShortTermBankDeposits
103 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
104 Current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
105 Current liabilities Abstract ifrs-full:CurrentLiabilitiesAbstract
106 Sales in advance of carriage Concept (Monetary) As Of Credit cea:CurrentSalesInAdvanceOfCarriage
107 Trade and bills payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers
108 Contract liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentContractLiabilities
109 Other payables and accruals Concept (Monetary) As Of Credit cea:OtherCurrentPayablesAndCurrentAccruals
110 Current portion of obligations under finance leases Concept (Monetary) As Of Credit ifrs-full:CurrentFinanceLeaseLiabilities
111 Current portion of borrowings Concept (Monetary) As Of Credit ifrs-full:CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings
112 Income tax payable Concept (Monetary) As Of Credit ifrs-full:CurrentTaxLiabilities
113 Current portion of provision for return condition checks for aircraft under operating leases Concept (Monetary) As Of Credit cea:CurrentPortionOfProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
114 Derivative financial instruments Concept (Monetary) As Of Credit ifrs-full:CurrentDerivativeFinancialLiabilities
115 Liabilities directly associated with the assets classified as held for sale Concept (Monetary) As Of Credit ifrs-full:LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale
116 Current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
117 Net current liabilities Concept (Monetary) As Of Debit ifrs-full:CurrentAssetsLiabilities
118 Total assets less current liabilities Concept (Monetary) As Of Debit ifrs-full:AssetsLessCurrentLiabilities
119 Non-current liabilities Abstract ifrs-full:NoncurrentLiabilitiesAbstract
120 Obligations under finance leases Concept (Monetary) As Of Credit ifrs-full:NoncurrentFinanceLeaseLiabilities
121 Borrowings Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
122 Provision for return condition checks for aircraft under operating leases Concept (Monetary) As Of Credit cea:NoncurrentPortionOfProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
123 Contract liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentContractLiabilities
124 Derivative financial instruments Concept (Monetary) As Of Credit ifrs-full:NoncurrentDerivativeFinancialLiabilities
125 Post-retirement benefit obligations Concept (Monetary) As Of Credit ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
126 Other long-term liabilities Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
127 Deferred tax liabilities Concept (Monetary) As Of Credit ifrs-full:DeferredTaxLiabilities
128 Non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
129 Net assets Concept (Monetary) As Of Debit ifrs-full:NetAssetsLiabilities
130 Equity attributable to the equity holders of the Company Abstract ifrs-full:EquityAbstract
131 - Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
132 - Reserves Concept (Monetary) As Of Credit cea:SharePremiumRetainedProfitsAndOtherReserves
133 Equity attributable to the equity holders of the Company Concept (Monetary) As Of Credit ifrs-full:EquityAttributableToOwnersOfParent
134 Non-controlling interests Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
135 Total equity Concept (Monetary) As Of Credit ifrs-full:Equity
136 1005 - Statement - Consolidated Statement of Changes in Equity Network

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http://www.en.ceair.com/taxonomy/role/StatementOfChangesInEquity-610000
137 Statement of changes in equity [table] Table

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ifrs-full:StatementOfChangesInEquityTable
138 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
139 Equity [member] Member ifrs-full:EquityMember
140 Share Capital [Member] Member ifrs-full:IssuedCapitalMember
141 Other Reserves [Member] Member ifrs-full:OtherReservesMember
142 Retained Profits [member] Member ifrs-full:RetainedEarningsMember
143 Attributable to Equity Holders of the Company [Member] Member ifrs-full:EquityAttributableToOwnersOfParentMember
144 Non-controlling Interests [Member] Member ifrs-full:NoncontrollingInterestsMember
145 Retrospective application and retrospective restatement [axis] Axis ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
146 Currently stated [member] Member ifrs-full:RestatedMember
147 Increase (decrease) due to application of IFRS 9 [member] Member cea:IncreaseDecreaseDueToApplicationOfIFRS9Member
148 Increase (decrease) due to application of IFRS 15 [member] Member ifrs-full:IncreaseDecreaseDueToApplicationOfIFRS15Member
149 Statement of changes in equity [line items] LineItems ifrs-full:StatementOfChangesInEquityLineItems
150 Beginning balance Concept (Monetary) As Of Credit ifrs-full:Equity
151 Effect of adoption of IFRS Concept (Monetary) For Period ifrs-full:IncreaseDecreaseInAccountingEstimate
152 Restated balance at January 1, 2018 Concept (Monetary) For Period Credit cea:EquityRestatedAdjustedBalance
153 Profit for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
154 Other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncome
155 Total comprehensive income for the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
156 Issue of shares Concept (Monetary) For Period Credit ifrs-full:IssueOfEquity
157 Final 2016/2017 dividend Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToCurrentYear
158 Interim 2016 dividend Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToPriorYears
159 Disposal of a subsidiary Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughDisposalOfSubsidiary
160 Dividend paid to non-controlling interests Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToNoncontrollingInterests
161 Transfer from retained profits Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughAppropriationOfRetainedEarnings
162 Ending balance Concept (Monetary) As Of Credit ifrs-full:Equity
163 1006 - Statement - Consolidated Statement of Changes in Equity (Parenthetical) Network

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http://www.en.ceair.com/taxonomy/role/StatementOfChangesInEquity-610000Parenthetical
164 Implied Table Table

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165 Statement of changes in equity [abstract] Abstract ifrs-full:StatementOfChangesInEquityAbstract
166 Consolidated reserves Concept (Monetary) As Of Credit cea:SharePremiumRetainedProfitsAndOtherReserves
167 1007 - Statement - Consolidated Statement of Cash Flows Network

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http://www.en.ceair.com/taxonomy/role/StatementOfCashFlowsIndirectMethod-520000
168 Implied Table Table

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169 Statement of cash flows [abstract] Abstract ifrs-full:StatementOfCashFlowsAbstract
170 Cash flows from operating activities Abstract ifrs-full:CashFlowsFromUsedInOperatingActivitiesAbstract
171 Cash generated from operations Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperations
172 Income tax paid Concept (Monetary) For Period Credit ifrs-full:IncomeTaxesPaidClassifiedAsOperatingActivities
173 Net cash flows from operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
174 Cash flows from investing activities Abstract ifrs-full:CashFlowsFromUsedInInvestingActivitiesAbstract
175 Additions to property, plant and equipment Concept (Monetary) For Period Credit ifrs-full:PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities
176 Additions to prepayments for land use rights Concept (Monetary) For Period Credit cea:PaymentsForLandUseRight
177 Additions to intangible assets Concept (Monetary) For Period Credit ifrs-full:PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities
178 Advanced payments on acquisition of aircraft Concept (Monetary) For Period Credit ifrs-full:CashAdvancesAndLoansMadeToOtherPartiesClassifiedAsInvestingActivities
179 Advance from disposal of prepayments for land use rights Concept (Monetary) For Period Debit cea:ProceedsFromDisposalOfLandUseRightClassifiedAsInvestingActivities
180 Investment in associates Concept (Monetary) For Period Debit cea:PurchaseOfInterestsInAssociatesAndJointVentures
181 Investment in an joint venture Concept (Monetary) For Period Credit cea:PurchaseOfInvestmentsInJointVentures
182 (Net) proceeds from disposal of a subsidiary Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
183 Proceeds from disposal of property, plant and equipment Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalsOfPropertyPlantAndEquipmentIntangibleAssetsOtherThanGoodwillInvestmentPropertyAndOtherNoncurrentAssets
184 Proceeds from novation of purchase rights Concept (Monetary) For Period Debit cea:ProceedsFromNovationOfPurchaseRights
185 Proceeds from disposal of assets classified as held for sale Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleAndDiscontinuedOperations
186 Proceeds from disposal of intangible assets Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfIntangibleAssetsClassifiedAsInvestingActivities
187 Proceeds from disposal of investment in an associate Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOfInterestsInAssociates
188 Proceeds from disposal of available-for-sale investments Concept (Monetary) For Period Debit ifrs-full:ProceedsFromDisposalOrMaturityOfAvailableforsaleFinancialAssets
189 Proceeds from disposal of prepayments for land use rights Concept (Monetary) For Period Debit cea:ProceedsFromDisposalOfLandUseRight
190 Decrease/(increase) in restricted and short-term bank deposits Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInDecreaseIncreaseInShorttermDepositsAndInvestments
191 Interest received Concept (Monetary) For Period Debit ifrs-full:InterestReceivedClassifiedAsInvestingActivities
192 Dividends received Concept (Monetary) For Period Debit ifrs-full:DividendsReceivedClassifiedAsInvestingActivities
193 Settlement relating to derivative financial instruments Concept (Monetary) For Period Debit ifrs-full:ProceedsFromSalesOrMaturityOfFinancialInstrumentsClassifiedAsInvestingActivities
194 Loan to a joint venture Concept (Monetary) For Period Credit ifrs-full:CashAdvancesAndLoansMadeToRelatedParties
195 Proceeds from repayment of loans to a joint venture Concept (Monetary) For Period Debit ifrs-full:CashReceiptsFromRepaymentOfAdvancesAndLoansMadeToRelatedParties
196 Net cash flows used in investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
197 Cash flows from financing activities Abstract ifrs-full:CashFlowsFromUsedInFinancingActivitiesAbstract
198 Proceeds from issuance of shares Concept (Monetary) For Period Debit ifrs-full:ProceedsFromIssueOfOrdinaryShares
199 Proceeds from draw-down of short-term bank loans Concept (Monetary) For Period Debit ifrs-full:ProceedsFromCurrentBorrowings
200 Proceeds from draw-down of long-term bank loans Concept (Monetary) For Period Debit ifrs-full:ProceedsFromNoncurrentBorrowings
201 Proceeds from issuance of short-term debentures Concept (Monetary) For Period Debit cea:ProceedsFromShorttermDebentures
202 Proceeds from issuance of long-term debentures and bonds Concept (Monetary) For Period Debit cea:ProceedsFromIssuanceOfLongtermDebenturesAndBonds
203 Proceeds from draw-down of other financing activities Concept (Monetary) For Period Debit cea:ProceedsFromDrawDownOfOtherFinancingActivities
204 Repayments of short-term bank loans Concept (Monetary) For Period Credit cea:RepaymentsOfShorttermBankLoans
205 Repayments of long-term bank loans Concept (Monetary) For Period Credit ifrs-full:RepaymentsOfNoncurrentBorrowings
206 Repayments of short-term debentures Concept (Monetary) For Period Credit cea:RepaymentsOfShorttermDebentures
207 Repayments of long-term debentures and bonds Concept (Monetary) For Period Credit cea:RepaymentsOfLongtermDebenturesAndBonds
208 Repayments of principal of finance lease obligations Concept (Monetary) For Period Credit ifrs-full:PaymentsOfFinanceLeaseLiabilitiesClassifiedAsFinancingActivities
209 Interest paid Concept (Monetary) For Period Credit ifrs-full:InterestPaidClassifiedAsFinancingActivities
210 Settlement relating to derivative financial instruments Concept (Monetary) For Period Credit cea:PaymentsForDerivativeFinancialInstrumentsClassifiedAsFinancingActivities
211 Dividends paid Concept (Monetary) For Period Credit ifrs-full:DividendsPaidClassifiedAsFinancingActivities
212 Dividends paid to non-controlling interests of subsidiaries Concept (Monetary) For Period Credit ifrs-full:DividendsPaidToNoncontrollingInterestsClassifiedAsFinancingActivities
213 Net cash flows (used in)/from financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
214 Net (decrease)/increase in cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges
215 Cash and cash equivalents at beginning of year Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition
216 Effect of foreign exchange rate changes, net Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
217 Cash and cash equivalents at December 31 Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalentsIfDifferentFromStatementOfFinancialPosition
218 1008 - Disclosure - Corporate and Group Information Network

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260 Text block [abstract] Abstract cea:TextBlockAbstract
261 Impairment Charges Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfImpairmentOfAssetsExplanatory
262 1019 - Disclosure - Impairment Losses on Financial Assets, Net Network

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265 Impairment Losses on Financial Assets, Net Concept (Text Block (HTML)) For Period cea:DisclosureOfImpairmentLossesOnFinancialAssetsExplanatory
266 1020 - Disclosure - Gain/(Loss) on Fair Value Changes of Derivative Financial Instruments Network

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269 Gain/(Loss) on Fair Value Changes of Derivative Financial Instruments Concept (Text Block (HTML)) For Period cea:DisclosureOfFairValueGainsAndLossesFromDerivativeFinancialInstrumentsExplanatory
270 1021 - Disclosure - Operating Profit Network

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273 Operating Profit Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfProfitLossFromOperatingActivitiesExplanatory
274 1022 - Disclosure - Finance Income Network

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277 Finance Income Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinanceIncomeExplanatory
278 1023 - Disclosure - Finance Costs Network

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281 Finance Costs Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinanceCostExplanatory
282 1024 - Disclosure - Income Tax Expense Network

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285 Income Tax Expense Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIncomeTaxExplanatory
286 1025 - Disclosure - Dividends Network

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289 Dividends Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDividendsExplanatory
290 1026 - Disclosure - Earnings Per Share Network

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293 Earnings Per Share Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEarningsPerShareExplanatory
294 1027 - Disclosure - Property, Plant and Equipment Network

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297 Property, Plant and Equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPropertyPlantAndEquipmentExplanatory
298 1028 - Disclosure - Investment Properties Network

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300 Text block [abstract] Abstract cea:TextBlockAbstract
301 Investment Properties Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInvestmentPropertyExplanatory
302 1029 - Disclosure - Prepayments for Land Use Right Network

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304 Text block [abstract] Abstract cea:TextBlockAbstract
305 Prepayments for Land Use Right Concept (Text Block (HTML)) For Period cea:DisclosureOfPrepaymentForLandUseRightExplanatory
306 1030 - Disclosure - Intangible Assets Network

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309 Intangible Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIntangibleAssetsAndGoodwillExplanatory
310 1031 - Disclosure - Advanced Payments on Acquisition of Aircraft Network

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313 Advanced Payments on Acquisition of Aircraft Concept (Text Block (HTML)) For Period cea:DisclosureOfAdvancedPaymentsOnAcquisitionOfAircraftExplanatory
314 1032 - Disclosure - Investments in Associates Network

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316 Investments accounted for using equity method [abstract] Abstract ifrs-full:InvestmentsAccountedForUsingEquityMethodAbstract
317 Investments in Associates Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInterestsInAssociatesExplanatory
318 1033 - Disclosure - Investments in Joint Ventures Network

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320 Investments accounted for using equity method [abstract] Abstract ifrs-full:InvestmentsAccountedForUsingEquityMethodAbstract
321 Investments in Joint Ventures Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfJointVenturesExplanatory
322 1034 - Disclosure - Equity Investments Designated at Fair Value Through Other Comprehensive Income/ Available-For-Sale Investments Network

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325 Equity Investments Designated at Fair Value Through Other Comprehensive Income/ Available-For-Sale Investments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFairValueOfEachInvestmentInEquityInstrumentsDesignatedAsMeasuredAtFairValueThroughOtherComprehensiveIncomeExplanatory
326 1035 - Disclosure - Derivative Financial Instruments Network

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328 Text block [abstract] Abstract cea:TextBlockAbstract
329 Derivative Financial Instruments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDerivativeFinancialInstrumentsExplanatory
330 1036 - Disclosure - Other Non-current Assets Network

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332 Text block [abstract] Abstract cea:TextBlockAbstract
333 Other Non-current Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherNoncurrentAssetsExplanatory
334 1037 - Disclosure - Deferred Taxation Network

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336 Text block [abstract] Abstract cea:TextBlockAbstract
337 Deferred Taxation Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDeferredTaxesExplanatory
338 1038 - Disclosure - Flight Equipment Spare Parts Network

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340 Text block [abstract] Abstract cea:TextBlockAbstract
341 Flight Equipment Spare Parts Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInventoriesExplanatory
342 1039 - Disclosure - Trade and Notes Receivables Network

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344 Text block [abstract] Abstract cea:TextBlockAbstract
345 Trade and Notes Receivables Concept (Text Block (HTML)) For Period cea:DisclosureOfTradeAndNotesReceivablesExplanatory
346 1040 - Disclosure - Financial Asset at Fair Value Through Profit or Loss Network

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348 Text block [abstract] Abstract cea:TextBlockAbstract
349 Financial Asset at Fair Value Through Profit or Loss Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsDesignatedAtFairValueThroughProfitOrLossExplanatory
350 1041 - Disclosure - Prepayments and Other Receivables Network

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352 Text block [abstract] Abstract cea:TextBlockAbstract
353 Prepayments and Other Receivables Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfPrepaymentsAndOtherAssetsExplanatory
354 1042 - Disclosure - Assets Classified as Held for Sale Network

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357 Assets Classified as Held for Sale Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory
358 1043 - Disclosure - Restricted Bank Deposits and Short-term Bank Deposits Network

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360 Text block [abstract] Abstract cea:TextBlockAbstract
361 Restricted Bank Deposits and Short-term Bank Deposits Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRestrictedCashAndCashEquivalentsExplanatory
362 1044 - Disclosure - Cash and Cash Equivalents Network

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364 Text block [abstract] Abstract cea:TextBlockAbstract
365 Cash and Cash Equivalents Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCashAndCashEquivalentsExplanatory
366 1045 - Disclosure - Trade and Bills Payables Network

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368 Text block [abstract] Abstract cea:TextBlockAbstract
369 Trade and Bills Payables Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTradeAndOtherPayablesExplanatory
370 1046 - Disclosure - Contract Liabilities Network

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373 Contract Liabilities Concept (Text Block (HTML)) For Period cea:ContractLiabilitiesExplanatory
374 1047 - Disclosure - Other Payables and Accruals Network

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376 Text block [abstract] Abstract cea:TextBlockAbstract
377 Other Payables and Accruals Concept (Text Block (HTML)) For Period cea:DisclosureOfOtherPayablesAndAccrualsExplanatory
378 1048 - Disclosure - Obligations Under Finance Leases Network

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380 Text block [abstract] Abstract cea:TextBlockAbstract
381 Obligations Under Finance Leases Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfLeasesExplanatory
382 1049 - Disclosure - Borrowings Network

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384 Text block [abstract] Abstract cea:TextBlockAbstract
385 Borrowings Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfBorrowingsExplanatory
386 1050 - Disclosure - Provision for Return Condition Checks for Aircraft Under Operating Leases Network

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388 Text block [abstract] Abstract cea:TextBlockAbstract
389 Provision for Return Condition Checks for Aircraft Under Operating Leases Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherProvisionsExplanatory
390 1051 - Disclosure - Post-Retirement Benefit Obligations Network

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392 Text block [abstract] Abstract cea:TextBlockAbstract
393 Post-Retirement Benefit Obligations Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEmployeeBenefitsExplanatory
394 1052 - Disclosure - Other Long-term Liabilities Network

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396 Text block [abstract] Abstract cea:TextBlockAbstract
397 Other Long-term Liabilities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOtherNoncurrentLiabilitiesExplanatory
398 1053 - Disclosure - Share Capital Network

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401 Share Capital Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfIssuedCapitalExplanatory
402 1054 - Disclosure - Reserves Network

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404 Text block [abstract] Abstract cea:TextBlockAbstract
405 Reserves Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReservesAndOtherEquityInterestExplanatory
406 1055 - Disclosure - Partly-owned Subsidiaries with Material Non-controlling Interests Network

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409 Partly-owned Subsidiaries with Material Non-controlling Interests Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNoncontrollingInterestsExplanatory
410 1056 - Disclosure - Disposal of a Subsidiary Network

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412 Text block [abstract] Abstract cea:TextBlockAbstract
413 Disposal of a Subsidiary Concept (Text Block (HTML)) For Period cea:DisclosureOfDisposalOfSubsidiariesExplanatory
414 1057 - Disclosure - Notes to the Statement of Consolidated Cash Flows Network

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416 Text block [abstract] Abstract cea:TextBlockAbstract
417 Notes to the Statement of Consolidated Cash Flows Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCashFlowStatementExplanatory
418 1058 - Disclosure - Commitments Network

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421 Commitments Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfCommitmentsExplanatory
422 1059 - Disclosure - Related Party Transactions Network

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425 Related Party Transactions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfRelatedPartyExplanatory
426 1060 - Disclosure - Financial Instruments by Category Network

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428 Text block [abstract] Abstract cea:TextBlockAbstract
429 Financial Instruments by Category Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsExplanatory
430 1061 - Disclosure - Fair Value and Fair Value Hierarchy of Financial Instruments Network

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432 Text block [abstract] Abstract cea:TextBlockAbstract
433 Fair Value and Fair Value Hierarchy of Financial Instruments Concept (Text Block (HTML)) For Period cea:DisclosureOfFairValueAndFairValueHierarchyOfFinancialInstrumentsExplanatory
434 1062 - Disclosure - Financial Risk Management Objectives and Policies Network

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436 Investments accounted for using equity method [abstract] Abstract ifrs-full:InvestmentsAccountedForUsingEquityMethodAbstract
437 Financial Risk Management Objectives and Policies Concept (Text Block (HTML)) For Period cea:DisclosureOfFinancialRiskManagementObjectivesAndPoliciesExplanatory
438 1063 - Disclosure - Events After the Reporting Period Network

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441 Events After the Reporting Period Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfEventsAfterReportingPeriodExplanatory
442 1064 - Disclosure - Summary of Significant Accounting Policies (Policies) Network

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444 Text block [abstract] Abstract cea:TextBlockAbstract
445 Investments in associates and joint ventures Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForInvestmentInAssociatesAndJointVenturesExplanatory
446 Segmental reporting Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForSegmentReportingExplanatory
447 Foreign currencies Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForForeignCurrencyTranslationExplanatory
448 Revenue recognition Concept (Text Block (HTML)) For Period cea:DescriptionOfAccountingPolicyForRevenueFromContractsWithCustomersExplanatory
449 Government grants Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForGovernmentGrants
450 Maintenance and overhaul costs Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForRepairsAndMaintenanceExplanatory
451 Borrowing costs Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBorrowingCostsExplanatory
452 Income tax Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIncomeTaxExplanatory
453 Intangible assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForIntangibleAssetsAndGoodwillExplanatory
454 Deferred pilot recruitment costs Concept (Text Block (HTML)) For Period cea:DescriptionOfAccountingPolicyForDeferredPilotRecruitmentCostsExplanatory
455 Related parties Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForTransactionsWithRelatedPartiesExplanatory
456 Property, plant and equipment Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForPropertyPlantAndEquipmentExplanatory
457 Investment properties Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForInvestmentPropertyExplanatory
458 Impairment of non-financial assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfNonfinancialAssetsExplanatory
459 Non-current assets and disposal groups held for sale Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForNoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleExplanatory
460 Prepayments for land use rights Concept (Text Block (HTML)) For Period cea:DescriptionOfAccountingPolicyForPrepaymentsForLandUseRightExplanatory
461 Advanced payments on acquisition of aircraft Concept (Text Block (HTML)) For Period cea:DescriptionOfAccountingPolicyForAdvancedPaymentsOnAcquisitionOfAircraftExplanatory
462 Flight equipment spare parts Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForMeasuringInventories
463 Investments and other financial assets Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialAssetsExplanatory
464 Derecognition of financial assets (policies under IFRS 9 applicable from January 1, 2018 and policies under IAS 39 applicable before January 1, 2018) Concept (Text Block (HTML)) For Period cea:DescriptionOfAccountingPolicyForDerecognitionOfFinancialAssetsExplanatory
465 Impairment of financial assets (policies under IFRS 9 applicable from January 1, 2018) Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForImpairmentOfFinancialAssetsExplanatory
466 Financial liabilities (policies under IFRS 9 applicable from January 1, 2018 and IAS 39 applicable before January 1, 2018) Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFinancialLiabilitiesExplanatory
467 Derecognition of financial liabilities (policies under IFRS 9 applicable from January 1, 2018 and IAS 39 applicable before January 1, 2018) Concept (Text Block (HTML)) For Period cea:DescriptionOfAccountingPolicyForDerecognitionOfFinancialLiabilitiesExplanatory
468 Offsetting of financial instruments Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForOffsettingOfFinancialInstrumentsExplanatory
469 Derivative financial instruments and hedge accounting (policies under IFRS 9 applicable from January 1, 2018 and IAS 39 applicable before January 1, 2018) Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDerivativeFinancialInstrumentsAndHedgingExplanatory
470 Cash and cash equivalents Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyToDetermineComponentsOfCashAndCashEquivalents
471 Provisions Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForProvisionsExplanatory
472 Leases Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForLeasesExplanatory
473 Retirement benefits Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForEmployeeBenefitsExplanatory
474 Dividend distribution Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForDividendsExplanatory
475 Fair value measurement Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForFairValueMeasurementExplanatory
476 Business combinations Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfAccountingPolicyForBusinessCombinationsExplanatory
477 1065 - Disclosure - Corporate and Group Information (Tables) Network

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480 Summary of Principal Subsidiaries Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesExplanatory
481 1066 - Disclosure - Changes in Accounting Policies and Disclosures (Tables) Network

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484 Summary of Reconciliation Between Carrying Amounts under IAS 39 and Balances Reported under IFRS 9 Concept (Text Block (HTML)) For Period cea:DisclosureOfIncreaseDecreaseImapctOnstatementOfFinancialPositionExplanatory
485 Reconciliation of Aggregate Opening Impairment Allowances under IAS 39 to ECL Allowances under IFRS 9 Concept (Text Block (HTML)) For Period cea:ReconciliationOfImpairmentAllowancesUnderIas39ToEclAllowancesUnderIfrsTextBlock
486 Summary of Impact on Reserves and Retained Profits Concept (Text Block (HTML)) For Period cea:DisclosureOfImpactNetOfTaxOfTransitionToIFRS9OnReservesAndRetainedEarningsExplanatory
487 Summary of Changes in Financial Statement Line Items Concept (Text Block (HTML)) For Period ifrs-full:DescriptionOfExpectedImpactOfInitialApplicationOfNewStandardsOrInterpretations
488 Summary of Consolidated Statement of Profit or Loss Concept (Text Block (HTML)) For Period cea:DisclosureOfCondensedConsolidatingStatementOfProfitOrLossExplanatory
489 Summary of Consolidated Statement of Financial Position Concept (Text Block (HTML)) For Period cea:DisclosureOfConsolidatedStatementOfFinancialPositionExplanatory
490 1067 - Disclosure - Summary of Significant Accounting Policies (Tables) Network

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493 Summary of Property, Plant and Equipment Estimated Useful Lives Concept (Text Block (HTML)) For Period cea:DisclosureOfPropertyPlantAndEquipmentEstimatedUsefulLivesExplanatory
494 Summary of Investment Property Estimated Useful Lives Concept (Text Block (HTML)) For Period cea:DisclosureOfInvestmentPropertyEstimatedUsefulLivesExplanatory
495 1068 - Disclosure - Operating Segment Information (Tables) Network

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498 Summary of Segment Results Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfOperatingSegmentsExplanatory
499 Summary of Revenues by Geographical Area Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfGeographicalAreasExplanatory
500 Summary of Reconciliation of Reportable Segment Revenues, Profit, Assets and Liabilities Concept (Text Block (HTML)) For Period cea:DisclosureOfReconciliationOfSegmentRevenuesProfitOrLossAssetsAndLiabilitiesExplanatory
501 1069 - Disclosure - Revenues (Tables) Network

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502 Implied Table Table

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503 Text block [abstract] Abstract cea:TextBlockAbstract
504 Summary of Revenues Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfProductsAndServicesExplanatory
505 Schedule of Revenue Recognized in Current Reporting Period that were Included in Contract Liabilities Concept (Text Block (HTML)) For Period cea:DisclosureOfRevenueThatWasIncludedInContractLiabilityExplanatory
506 Summary of Contract Liabilities Activity Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutContractLiabilitiesExplantory
507 1070 - Disclosure - Other Operating Income and Gains (Tables) Network

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508 Implied Table Table

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509 Text block [abstract] Abstract cea:TextBlockAbstract
510 Summary of Other Operating Income and Gains Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutOtherOperatingIncomeExplanatory
511 1071 - Disclosure - Wages, Salaries and Benefits (Tables) Network

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512 Implied Table Table

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513 Text block [abstract] Abstract cea:TextBlockAbstract
514 Summary of Wages, Salaries and Benefits Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationOnEmployeeBenefitsExpenseExplanatory
515 Summary of Five Highest Paid Individuals Concept (Text Block (HTML)) For Period cea:DisclosureOfIndividualsWithHighestEmolumentsExplanatory
516 1072 - Disclosure - Impairment Charges (Tables) Network

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517 Implied Table Table

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518 Text block [abstract] Abstract cea:TextBlockAbstract
519 Summary of Impairment Charges Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfImpairmentLossAndReversalOfImpairmentLossExplanatory
520 1073 - Disclosure - Impairment Losses on Financial Assets, Net (Tables) Network

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521 Implied Table Table

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522 Text block [abstract] Abstract cea:TextBlockAbstract
523 Summary of Impairment Losses on Financial Assets, Net Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutImpairmentLossesOnFinancialAssetsExplanatory
524 1074 - Disclosure - Gain/(Loss) on Fair Value Changes of Derivative Financial Instruments (Tables) Network

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525 Implied Table Table

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526 Text block [abstract] Abstract cea:TextBlockAbstract
527 Summary of Gain/(Loss) on Fair Value Changes of Derivative Financial Instruments Concept (Text Block (HTML)) For Period cea:DisclosureOfNetAccumulatedFairValueGainOfDerivativeFinancialInstrumentsExplanatory
528 1075 - Disclosure - Operating Profit (Tables) Network

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529 Implied Table Table

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530 Text block [abstract] Abstract cea:TextBlockAbstract
531 Summary of Operating Profit Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutProfitLossFromOperatingActivitiesExplanatory
532 1076 - Disclosure - Finance Income (Tables) Network

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533 Implied Table Table

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534 Text block [abstract] Abstract cea:TextBlockAbstract
535 Summary of Finance Income Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutFinanceIncomeExplanatory
536 1077 - Disclosure - Finance Costs (Tables) Network

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537 Implied Table Table

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538 Text block [abstract] Abstract cea:TextBlockAbstract
539 Summary of Finance Costs Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutFinanceCostExplanatory
540 1078 - Disclosure - Income Tax Expense (Tables) Network

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541 Implied Table Table

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542 Text block [abstract] Abstract cea:TextBlockAbstract
543 Summary of Income Tax Charged to Profit or Loss Concept (Text Block (HTML)) For Period cea:DisclosureOfComponentsOfIncomeTaxExplanatory
544 Summary of the Reconciliation of Statutory Tax Rates to Effective Tax Rate Concept (Text Block (HTML)) For Period cea:DisclosureOfReconciliationBetweenStatutoryTaxRateAndEffectiveTaxExpensesRateExplanatory
545 1079 - Disclosure - Dividends (Tables) Network

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546 Implied Table Table

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547 Text block [abstract] Abstract cea:TextBlockAbstract
548 Summary of Dividends Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutDividendsExplanatory
549 1080 - Disclosure - Property, Plant and Equipment (Tables) Network

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550 Statement [table] Table

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551 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
552 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
553 Aircraft, Engines and Flight Equipment Owned [Member] Member ifrs-full:AircraftMember
554 Statement [LineItems] LineItems cea:StatementLineItems
555 Summary of Property Plant and Equipment Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutPropertyPlantAndEquipmentExplanatory
556 1081 - Disclosure - Investment Properties (Tables) Network

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557 Implied Table Table

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558 Text block [abstract] Abstract cea:TextBlockAbstract
559 Summary of Investment Properties Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutInvestmentPropertyExplanatory
560 Summary of Fair Value Measurement Hierarchy of Investment Properties Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFairValueMeasurementOfAssetsExplanatory
561 1082 - Disclosure - Prepayments for Land Use Right (Tables) Network

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562 Implied Table Table

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563 Text block [abstract] Abstract cea:TextBlockAbstract
564 Summary of Prepayments for Land Use Right Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutPrepaymentsForLandUseRightExplanatory
565 1083 - Disclosure - Intangible Assets (Tables) Network

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566 Implied Table Table

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567 Text block [abstract] Abstract cea:TextBlockAbstract
568 Summary of Intangible Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillExplanatory
569 1084 - Disclosure - Advanced Payments on Acquisition of Aircraft (Tables) Network

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570 Implied Table Table

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571 Text block [abstract] Abstract cea:TextBlockAbstract
572 Advanced Payments on Acquisition of Aircraft Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutAdvancedPaymentsOnAcquisitionOfAircraftExplanatory
573 1085 - Disclosure - Investments in Associates (Tables) Network

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574 Implied Table Table

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575 Investments accounted for using equity method [abstract] Abstract ifrs-full:InvestmentsAccountedForUsingEquityMethodAbstract
576 Summary of Investments in Associates Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutInterestsInAssociatesExplanatory
577 Summary of Movements in Investments in Associates Concept (Text Block (HTML)) For Period cea:DisclosureOfMovementsOfInvestmentsInAssociatesExplanatory
578 Summary of Principal Associates Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSignificantInvestmentsInAssociatesExplanatory
579 Summary of Aggregate Financial Information of Associates Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfSummarisedFinancialInformationOfAssociateAccountedForUsingEquityMethodToCarryingAmountOfInterestInAssociateExplanatory
580 1086 - Disclosure - Investments in Joint Ventures (Tables) Network

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581 Implied Table Table

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582 Investments accounted for using equity method [abstract] Abstract ifrs-full:InvestmentsAccountedForUsingEquityMethodAbstract
583 Summary of Investments in Joint Ventures Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutInterestsInJointVentureExplanatory
584 Summary of Movements in Investments in Joint Ventures Concept (Text Block (HTML)) For Period cea:DisclosureOfMovementsOfInvestmentsInJointVenturesExplanatory
585 Summary of Principal Joint Ventures Concept (Text Block (HTML)) For Period cea:DisclosureOfSignificantInvestmentsInJointVenturesExplanatory
586 Summary of Aggregate Financial Information of Joint Ventures Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfSummarisedFinancialInformationOfJointVentureAccountedForUsingEquityMethodToCarryingAmountOfInterestInJointVentureExplanatory
587 1087 - Disclosure - Equity Investments Designated at Fair Value Through Other Comprehensive Income/ Available-For-Sale Investments (Tables) Network

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588 Implied Table Table

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589 Text block [abstract] Abstract cea:TextBlockAbstract
590 Summary of Equity Investments Designated at Fair Value Through Other Comprehensive Income/ Available-For-Sale Investments Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutFairValueOfFinancialInstrumentsExplanatory
591 1088 - Disclosure - Derivative Financial Instruments (Tables) Network

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592 Implied Table Table

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593 Text block [abstract] Abstract cea:TextBlockAbstract
594 Summary of Derivative Financial Instruments Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutDerivativeFinancialInstrumentsExplanatory
595 Summary of Changes to Forecasted Amounts of Cash Flows of Hedged Items and Hedging Instruments Concept (Text Block (HTML)) For Period cea:DisclosureOfChangesInForecastedAmountsOfCashFlowsOfHedgedItemsAndHedgingInstrumentsExplanatory
596 Summary of Impacts of Hedging Instruments on Statement of Financial Position Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutHedgingInstrumentsExplanatory
597 Summary of impacts of Hedged Items on Statement of Financial Position Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutHedgedItemsExplanatory
598 Summary of Effects of Cash Flow Hedge on Statement of Profit or Loss and Statement of Comprehensive Income Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationAboutAmountsThatAffectedStatementOfComprehensiveIncomeAsResultOfHedgeAccountingExplanatory
599 1089 - Disclosure - Other Non-current Assets (Tables) Network

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600 Implied Table Table

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601 Text block [abstract] Abstract cea:TextBlockAbstract
602 Summary of Other Non-current Assets Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutOtherNoncurrentAssetsExplanatory
603 1090 - Disclosure - Deferred Taxation (Tables) Network

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604 Implied Table Table

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605 Text block [abstract] Abstract cea:TextBlockAbstract
606 Summary of Net Deferred Tax Assets/(Liabilities) Concept (Text Block (HTML)) For Period cea:DisclosureOfDeferredTaxAssetsAndLiabilitiesExplanatory
607 Summary of Movements in Net Deferred Tax Assets/(Liabilities) Concept (Text Block (HTML)) For Period cea:DisclosureOfMovementInNetDeferredTaxAssetsAndLiabilitiesExplanatory
608 Summary of Deferred Tax Assets and Liabilities Prior to Offsetting of Balances within Same Tax Jurisdiction Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTemporaryDifferenceUnusedTaxLossesAndUnusedTaxCreditsExplanatory
609 Summary of Movements in Net Deferred Tax (Liabilities)/Assets of the Group Concept (Text Block (HTML)) For Period cea:DisclosureOfMovementsInDeferredTaxAssetsAndLiabilitiesExplanatory
610 Summary of Balances for Which Deferred Tax Assets Have Not Been Recognised Concept (Text Block (HTML)) For Period cea:DisclosureOfUnrecognizedDeferredTaxAssetsExplanatory
611 1091 - Disclosure - Flight Equipment Spare Parts (Tables) Network

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612 Implied Table Table

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613 Text block [abstract] Abstract cea:TextBlockAbstract
614 Summary of Flight Equipment Spare Parts Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutInventoriesExplanatory
615 Summary of Movements in Provision for Impairment of Flight Equipment Spare Parts Concept (Text Block (HTML)) For Period cea:DisclosureOfProvisionMovementsForImpairmentOfFlightEquipmentSparePartsExplanatory
616 1092 - Disclosure - Trade and Notes Receivables (Tables) Network

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617 Statement [table] Table

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618 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
619 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
620 Trade and notes receivables [member] Member cea:TradeAndNotesReceivablesMember
621 Statement [LineItems] LineItems cea:StatementLineItems
622 Summary of Trade and Notes Receivables Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutTradeAndNotesReceivablesExplanatory
623 Summary of Ageing Analysis of Trade Receivables and Net of Loss Allowance Concept (Text Block (HTML)) For Period cea:DisclosureOfAgedAnalysisOfTradeAndNotesReceivablesExplanatory
624 Summary of Provision for Impairment of Trade Receivables Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfAllowanceForCreditLossesExplanatory
625 Schedule of Credit Risk Exposure on Group's Trade Receivables Concept (Text Block (HTML)) For Period cea:DisclosureOfQuantitativeCriteriaOfCreditRiskExposureExplanatory
626 Summary of Ageing Analysis of Trade and Notes Receivables Past Due But Not Impaired Concept (Text Block (HTML)) For Period ifrs-full:AnalysisOfAgeOfFinancialAssetsThatArePastDueButNotImpaired
627 1093 - Disclosure - Financial Asset at Fair Value Through Profit or Loss (Tables) Network

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628 Implied Table Table

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629 Text block [abstract] Abstract cea:TextBlockAbstract
630 Summary of Financial Assets at Fair Value Through Profit or Loss Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinancialInstrumentsAtFairValueThroughProfitOrLossExplanatory
631 1094 - Disclosure - Prepayments and Other Receivables (Tables) Network

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632 Implied Table Table

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633 Text block [abstract] Abstract cea:TextBlockAbstract
634 Summary of Prepayments and Other Receivables Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutPrepaymentsAndOtherAssetsExplanatory
635 Schedule of Movements of Loss Allowances Measured at 12-month and Lifetime Expected Credit Losses Included in Other Receivables and Gross Carrying Amounts of Fnancial Assets Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsExplanatory
636 1095 - Disclosure - Restricted Bank Deposits and Short-term Bank Deposits (Tables) Network

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637 Implied Table Table

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638 Text block [abstract] Abstract cea:TextBlockAbstract
639 Summary of Restricted Bank Deposits and Short-term Bank Deposits Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutRestrictedBankDepositsAndShorttermBankDepositsExplanatory
640 1096 - Disclosure - Cash and Cash Equivalents (Tables) Network

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641 Implied Table Table

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642 Text block [abstract] Abstract cea:TextBlockAbstract
643 Summary of Cash and Cash Equivalents Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutCashAndCashEquivalentsExplanatory
644 1097 - Disclosure - Trade and Bills Payables (Tables) Network

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645 Implied Table Table

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646 Text block [abstract] Abstract cea:TextBlockAbstract
647 Summary of Analysis of Trade and Bills Payables Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutTradeAndBillsPayablesExplanatory
648 1098 - Disclosure - Contract Liabilities (Tables) Network

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649 Implied Table Table

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650 Text block [abstract] Abstract cea:TextBlockAbstract
651 Summary Of Contract liabilities Concept (Text Block (HTML)) For Period cea:DisclosureOfContractLiabilitiesExplanatory
652 1099 - Disclosure - Other Payables and Accruals (Tables) Network

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653 Implied Table Table

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654 Text block [abstract] Abstract cea:TextBlockAbstract
655 Summary of Other Payables and Accruals Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutOtherPayablesAndAccrualsExplanatory
656 1100 - Disclosure - Obligations Under Finance Leases (Tables) Network

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657 Implied Table Table

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658 Text block [abstract] Abstract cea:TextBlockAbstract
659 Summary of Future Minimum Lease Payments (Including Interest), and Present Value of Minimum Lease Payments Under Finance Leases Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeExplanatory
660 1101 - Disclosure - Borrowings (Tables) Network

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661 Statement [table] Table

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662 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
663 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
664 Long-term borrowings [member] Member ifrs-full:LongtermBorrowingsMember
665 Statement [LineItems] LineItems cea:StatementLineItems
666 Summary of Borrowings Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsExplanatory
667 1102 - Disclosure - Provision for Return Condition Checks for Aircraft Under Operating Leases (Tables) Network

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668 Implied Table Table

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669 Text block [abstract] Abstract cea:TextBlockAbstract
670 Summary of Provision for Return Condition Checks for Aircraft Under Operating Leases Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutOtherProvisionsExplanatory
671 1103 - Disclosure - Post-Retirement Benefit Obligations (Tables) Network

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672 Implied Table Table

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673 Text block [abstract] Abstract cea:TextBlockAbstract
674 Summary of Post-retirement Benefit Obligations Recognized in Consolidated Statement of Financial Position Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfDefinedBenefitPlansExplanatory
675 Summary of Principal Actuarial Assumptions Utilized Concept (Text Block (HTML)) For Period cea:DisclosureOfPrincipalActuarialAssumptionsExplanatory
676 Summary of Quantitative Sensitivity Analysis for Significant Assumptions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsExplanatory
677 Summary of Expected Contributions of Post-retirement Benefit Obligations Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationAboutMaturityProfileOfDefinedBenefitObligationExplanatory
678 Summary of Movements in Post-retirement Benefit Obligations Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfNetDefinedBenefitLiabilityAssetExplanatory
679 1104 - Disclosure - Other Long-term Liabilities (Tables) Network

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680 Implied Table Table

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681 Text block [abstract] Abstract cea:TextBlockAbstract
682 Summary of Other Long-term Liabilities Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutOtherNoncurrentLiabilitiesExplanatory
683 1105 - Disclosure - Share Capital (Tables) Network

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684 Implied Table Table

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685 Text block [abstract] Abstract cea:TextBlockAbstract
686 Summary of Share Capital Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfClassesOfShareCapitalExplanatory
687 Summary of Movements in Share Capital Concept (Text Block (HTML)) For Period cea:DisclosureOfChangesInShareCapitalExplanatory
688 1106 - Disclosure - Reserves (Tables) Network

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689 Implied Table Table

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690 Text block [abstract] Abstract cea:TextBlockAbstract
691 Summary of Reserves Concept (Text Block (HTML)) For Period cea:DisclosureOfChangesInReservesExplanatory
692 1107 - Disclosure - Partly-owned Subsidiaries with Material Non-controlling Interests (Tables) Network

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693 Implied Table Table

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694 Text block [abstract] Abstract cea:TextBlockAbstract
695 Summary of Subsidiaries that have Material Non-controlling Interests Concept (Text Block (HTML)) For Period cea:DisclosureOfSubsidiaryWithNoncontrollingInterestsExplanatory
696 Summary of Financial Information of Subsidiaries that have Material Non-controlling Interests Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutSubsidiaryWithNoncontrollingInterestsExplanatory
697 1108 - Disclosure - Disposal of a Subsidiary (Tables) Network

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698 Implied Table Table

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699 Text block [abstract] Abstract cea:TextBlockAbstract
700 Summary of Disposal of a Subsidiary Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationAboutDisposalOfSubsidiariesExplanatory
701 Summary of Analysis of Net Inflow of Cash and Cash Equivalents in Respect of Disposal of a Subsidiary Concept (Text Block (HTML)) For Period cea:DisclosureOfDetailedInformationOfNetCashInflowArisingFromDisposalOfSubsidiaryExplanatory
702 1109 - Disclosure - Notes to the Statement of Consolidated Cash Flows (Tables) Network

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703 Implied Table Table

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704 Text block [abstract] Abstract cea:TextBlockAbstract
705 Summary of Notes to Statement of Consolidated Cash Flows Concept (Text Block (HTML)) For Period srt:ScheduleOfCondensedCashFlowStatementTableTextBlock
706 Summary of Major Non-cash Transactions Concept (Text Block (HTML)) For Period cea:DisclosureOfMajorNoncashTransactionsExplanatory
707 Summary of Changes in Liabilities Arising from Financing Activities Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesExplanatory
708 1110 - Disclosure - Commitments (Tables) Network

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709 Implied Table Table

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710 Text block [abstract] Abstract cea:TextBlockAbstract
711 Summary of Capital Commitments Concept (Text Block (HTML)) For Period cea:DisclosureOfCapitalCommitmentsExplanatory
712 Summary of Aged Analysis of Contracted Expenditures for Aircraft, Engines and Flight Equipment Concept (Text Block (HTML)) For Period cea:DisclosureOfFuturePaymentsOfCommitmentsExplanatory
713 Summary of Future Minimum Lease Rentals Under Operating Leases Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsExplanatory
714 1111 - Disclosure - Related Party Transactions (Tables) Network

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715 Implied Table Table

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716 Text block [abstract] Abstract cea:TextBlockAbstract
717 Summary of Nature of Related Parties Concept (Text Block (HTML)) For Period cea:DisclosureOfNamesOfSignificantRelatedPartiesAndNatureOfRelationshipExplanatory
718 Summary of Related Party Transactions Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesExplanatory
719 Summary of Balances with Related Parties Concept (Text Block (HTML)) For Period cea:DisclosureOfAccountBalancesWithRelatedPartiesExplanatory
720 Summary of Key Management Compensation Concept (Text Block (HTML)) For Period ifrs-full:DisclosureOfInformationAboutKeyManagementPersonnelExplanatory
721 1112 - Disclosure - Financial Instruments by Category (Tables) Network

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722 Implied Table Table

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980 Disclosure of operating segments [abstract] Abstract ifrs-full:DisclosureOfOperatingSegmentsAbstract
981 Reportable segment revenue Concept (Monetary) For Period Credit cea:PRCAccountingStandardsReportableSegmentRevenue
982 - Reclassification of expired sales in advance of carriage Concept (Monetary) For Period Credit cea:PrcAccountingStandardsReclassificationOfExpiredSalesInAdvanceOfCarriage
983 - Reclassification of taxes relating to the expired tickets Concept (Monetary) For Period Credit cea:PRCAccountingStandardsReclassificationOfTaxesRelatingToTheExpiredTickets
984 Consolidated revenue Concept (Monetary) For Period Credit ifrs-full:Revenue
985 Profit before income tax Abstract ifrs-full:ProfitLossAbstract
986 Consolidated profit before income tax Concept (Monetary) For Period Credit cea:PRCAccountingStandardsReportableSegmentProfitBeforeIncomeTax
987 - Differences in depreciation charges for aircraft and engines due to different depreciation lives Concept (Monetary) For Period Credit cea:PRCAccountingStandardsDifferencesInDepreciationChargesForAircraftAndEnginesDueToDifferentDepreciationLives
988 Consolidated profit before income tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
989 Assets Abstract ifrs-full:AssetsAbstract
990 Reportable segment assets Concept (Monetary) As Of Debit cea:PRCAccountingStandardsReportableSegmentAssets
991 - Differences in depreciation charges for aircraft and engines due to different depreciation lives Concept (Monetary) As Of Debit cea:PRCAccountingStandardsDifferencesInDepreciationChargesForAircraftAndEnginesDueToDifferentDepreciationLivesAssets
992 - Difference in intangible asset arising from the acquisition of Shanghai Airlines Concept (Monetary) As Of Debit cea:PRCAccountingStandardsDifferenceInIntangibleAssetArisingFromTheAcquisitionOfSubsidiary
993 Consolidated assets Concept (Monetary) As Of Debit ifrs-full:Assets
994 Liabilities Abstract ifrs-full:LiabilitiesAbstract
995 Reportable segment liabilities Concept (Monetary) As Of Credit cea:PRCAccountingStandardsReportableSegmentLiabilities
996 - Others Concept (Monetary) As Of Credit cea:PRCAccountingStandardsOtherLiabilities
997 Consolidated liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
998 1130 - Disclosure - Revenues - Summary of Revenues (Detail) Network

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999 Disclosure of Revenue [table] Table

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1000 Categories of assets recognised from costs to obtain or fulfil contracts with customers [axis] Axis ifrs-full:CategoriesOfAssetsRecognisedFromCostsToObtainOrFulfilContractsWithCustomersAxis
1001 Categories of assets recognised from costs to obtain or fulfil contracts with customers [member] Member ifrs-full:CategoriesOfAssetsRecognisedFromCostsToObtainOrFulfilContractsWithCustomersMember
1002 Contracts with customers [member] Member cea:ContractsWithCustomersMember
1003 Segments [axis] Axis ifrs-full:SegmentsAxis
1004 Segments [member] Member ifrs-full:SegmentsMember
1005 Airline transportation operations [member] Member cea:AirlineTransportationOperationsMember
1006 Other Operation [member] Member cea:OtherOperationMember
1007 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
1008 Products and services [member] Member ifrs-full:ProductsAndServicesMember
1009 Traffic Revenues [member] Member cea:TrafficRevenuesMember
1010 Passenger [member] Member cea:PassengerMember
1011 Cargo And Mail [member] Member cea:CargoAndMailMember
1012 Tour Operations [member] Member cea:TourOperationsMember
1013 Ground Service [member] Member cea:GroundServiceMember
1014 Cargo Handling And Processing Income [member] Member cea:CargoHandlingAndProcessingIncomeMember
1015 Commission Income [member] Member cea:CommissionIncomeMember
1016 Other income [member] Member cea:OtherIncomeMember
1017 Rental Income [member] Member cea:RentalIncomeMember
1018 Ticket Cancellation Fee [member] Member cea:TicketCancellationFeeMember
1019 Segment consolidation items [axis] Axis ifrs-full:SegmentConsolidationItemsAxis
1020 Entity's total for segment consolidation items [member] Member ifrs-full:EntitysTotalForSegmentConsolidationItemsMember
1021 Operating segments [member] Member ifrs-full:OperatingSegmentsMember
1022 Unallocated [member] Member ifrs-full:UnallocatedAmountsMember
1023 Eliminations [member] Member ifrs-full:EliminationOfIntersegmentAmountsMember
1024 Markets of customers [axis] Axis ifrs-full:MarketsOfCustomersAxis
1025 Markets of customers [member] Member ifrs-full:MarketsOfCustomersMember
1026 Domestic (the PRC, excluding Hong Kong, Macau and Taiwan) [member] Member cea:DomesticMember
1027 International [member] Member cea:InternationalMember
1028 Regional (Hong Kong, Macau and Taiwan) [member] Member cea:RegionalMember
1029 Disclosure of revenue [line items] LineItems cea:DisclosureOfRevenueLineItems
1030 Revenue from contract with customers Concept (Monetary) For Period Credit ifrs-full:RevenueFromContractsWithCustomers
1031 Total revenue from contracts with customers Concept (Monetary) For Period Credit ifrs-full:RevenueFromContractsWithCustomers
1032 Total revenue from contracts with customers Concept (Monetary) For Period Credit ifrs-full:RevenueFromContractsWithCustomers
1033 1131 - Disclosure - Revenues - Schedule of Revenue Recognized in Current Reporting Period that were Included in Contract Liabilities (Detail) Network

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1034 Disclosure of revenue that was included in contract liability [table] Table

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1035 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
1036 Products and services [member] Member ifrs-full:ProductsAndServicesMember
1037 Passenger [member] Member cea:PassengerMember
1038 Disclosure of revenue that was included in contract liability [line items] LineItems cea:DisclosureOfRevenueThatWasIncludedInContractLiabilityLineItems
1039 Revenue recognized that was included in contract liabilities at the beginning of the year Concept (Monetary) For Period Credit ifrs-full:RevenueThatWasIncludedInContractLiabilityBalanceAtBeginningOfPeriod
1040 1132 - Disclosure - Revenues - Additional Information (Detail) Network

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1041 Disclosure of revenue that was included in contract liability [table] Table

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1042 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
1043 Products and services [member] Member ifrs-full:ProductsAndServicesMember
1044 Cargo And Mail [member] Member cea:CargoAndMailMember
1045 Passenger [member] Member cea:PassengerMember
1046 Tour Operations [member] Member cea:TourOperationsMember
1047 Ground Service [member] Member cea:GroundServiceMember
1048 Ticket Cancellation and Commission [member] Member cea:TicketCancellationAndCommissionMember
1049 Disclosure of revenue that was included in contract liability [line items] LineItems cea:DisclosureOfRevenueThatWasIncludedInContractLiabilityLineItems
1050 Unredeemed points awarded under the Group's frequent flyer programmes Concept (Monetary) As Of Credit cea:UnredeemedPointsAwardedUnderTheGroupFrequentFlyerPrograms
1051 Description of when entity typically satisfies performance obligations Concept (Text/String) For Period ifrs-full:DescriptionOfWhenEntityTypicallySatisfiesPerformanceObligations
1052 1133 - Disclosure - Revenues - Summary Of Accrual and Release (Detail) Network

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1053 Implied Table Table

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1054 Accrual and release [abstract] Abstract cea:AccrualAndReleaseAbstract
1055 At January 1 Concept (Monetary) As Of Credit cea:AccrualAndReleaseUnderTheGroupFrequentFlyerPrograms
1056 Deferred during the year Concept (Monetary) For Period Credit cea:DeferredUnderTheGroupFrequentFlyerPrograms
1057 Recognized as revenue during the year Concept (Monetary) For Period Credit cea:RevenueRecognisedUnderTheGroupFrequentFlyerPrograms
1058 At December 31 Concept (Monetary) As Of Credit cea:AccrualAndReleaseUnderTheGroupFrequentFlyerPrograms
1059 Less: the related pending output value added tax therein Concept (Monetary) As Of Debit ifrs-full:CurrentValueAddedTaxReceivables
1060 Accrual and release Concept (Monetary) As Of Credit cea:AccrualAndRelease
1061 1134 - Disclosure - Other Operating Income and Gains - Summary of Other Operating Income and Gains (Detail) Network

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1062 Implied Table Table

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1063 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1064 Co-operation routes income Concept (Monetary) For Period Credit cea:CooperationRoutesIncome
1065 Routes subsidy income Concept (Monetary) For Period Credit cea:RoutesSubsidyIncome
1066 Other subsidy income Concept (Monetary) For Period Credit cea:OtherSubsidyIncome
1067 Gain on disposal of items of property, plant and equipment Concept (Monetary) For Period Credit ifrs-full:GainsOnDisposalsOfPropertyPlantAndEquipment
1068 Gain on disposal of prepayments for land use rights Concept (Monetary) For Period Credit cea:GainOnDisposalOfPrepaymentsForLandUseRight
1069 Gain on disposal of available-for-sale investments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnAvailableforsaleFinancialAssets
1070 Dividend income from available-for-sale investments Concept (Monetary) For Period Credit ifrs-full:RevenueFromDividends
1071 Gain on disposal of an associate Concept (Monetary) For Period Credit cea:GainOnDisposalOfAssociate
1072 Dividend income from financial asset at fair value through profit or loss Concept (Monetary) For Period Credit cea:DividendIncomeForFinancialAssetsAtFairValueThroughProfitOrLoss
1073 Dividend income from equity investments designated at fair value through other comprehensive income Concept (Monetary) For Period Credit cea:DividendsRecognisedForInvestmentsInEquityInstrumentsDesignatedAtFairValueThroughOtherComprehensiveIncome
1074 Compensation from ticket sales agents Concept (Monetary) For Period Credit cea:CompensationFromTicketSalesAgents
1075 Gain on disposal of investment in a subsidiary Concept (Monetary) For Period Credit ifrs-full:GainsLossesRecognisedWhenControlInSubsidiaryIsLost
1076 Gain on disposal of a subsidiary Concept (Monetary) For Period Credit cea:GainsLossesOnDisposalsOfSubsidiary
1077 Other operating income and gains Concept (Monetary) For Period Credit ifrs-full:OtherIncome
1078 1135 - Disclosure - Wages, Salaries and Benefits - Summary of Wages, Salaries and Benefits (Detail) Network

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1079 Disclosure of defined benefit plans [Table] Table

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1080 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1081 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1082 Executive directors [Member] Member cea:ExecutiveDirectorsMember
1083 Independent Non-executive Directors [Member] Member cea:IndependentNonExecutiveDirectorsMember
1084 Supervisors [member] Member cea:SupervisorsMember
1085 Directors and supervisors [Axis] Axis cea:DirectorsAndSupervisorsAxis
1086 Directors and supervisors [Domain] Member cea:DirectorsAndSupervisorsDomain
1087 Liu Shaoyong [member] Member cea:LiuShaoyongMember
1088 Ma Xulun [member] Member cea:MaXulunMember
1089 Xu Zhao [member] Member cea:XuZhaoMember
1090 Gu Jiadan [member] Member cea:GuJiadanMember
1091 Li Yangmin [member] Member cea:LiYangminMember
1092 Tang Bing [Member] Member cea:TangBingMember
1093 Tian Liuwen [Member] Member cea:TianLiuwenMember
1094 Yuan Jun [member] Member cea:YuanJunMember
1095 Lin Wanli [member] Member cea:LinWanliMember
1096 Li Ruoshan [Member] Member cea:LiRuoshanMember
1097 Ma Weihua [member] Member cea:MaWeihuaMember
1098 Shao Ruiqing [Member] Member cea:ShaoRuiqingMember
1099 Cai Hongping [member] Member cea:CaiHongpingMember
1100 Xi Sheng [member] Member cea:XiShengMember
1101 Gao Feng [member] Member cea:GaoFengMember
1102 Li Jinde [member] Member cea:LiJindeMember
1103 Ba Shengji [member] Member cea:BaShengjiMember
1104 Hu Jidong [member] Member cea:HuJidongMember
1105 Feng Jinxiong [member] Member cea:FengJinxiongMember
1106 Jia Shaojun [member] Member cea:JiaShaojunMember
1107 Ji Weidong [Member] Member cea:JiWeidongMember
1108 Yu Faming [member] Member cea:YuFamingMember
1109 Xu Haihua [member] Member cea:XuHaihuaMember
1110 Disclosure of defined benefit plans [Line Items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1111 Wages, salaries, bonus and allowances Concept (Monetary) For Period Debit ifrs-full:WagesAndSalaries
1112 Employee welfare and benefits Concept (Monetary) For Period Debit ifrs-full:OtherShorttermEmployeeBenefits
1113 Pension Concept (Monetary) For Period Debit cea:PensionBenefitCosts
1114 Medical insurance Concept (Monetary) For Period Debit cea:MedicalInsurance
1115 Staff housing fund Concept (Monetary) For Period Debit cea:StaffHousingFund
1116 Staff housing allowances Concept (Monetary) For Period Debit cea:StaffHousingAllowances
1117 Early retirement benefits Concept (Monetary) For Period Debit cea:EarlyRetirementBenefits
1118 Wages and salaries Concept (Monetary) For Period Debit ifrs-full:EmployeeBenefitsExpense
1119 Salaries and allowances Concept (Monetary) For Period Debit cea:SalariesAndAllowancesExpense
1120 Bonus Concept (Monetary) For Period Debit cea:BonusExpense
1121 Total Concept (Monetary) For Period Debit cea:EmolumentsOfDirectorsAndSupervisors
1122 1136 - Disclosure - Wages, Salaries and Benefits - Summary of Wages, Salaries and Benefits (Parenthetical) (Detail) Network

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1123 Implied Table Table

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1124 Classes of employee benefits expense [abstract] Abstract ifrs-full:ClassesOfEmployeeBenefitsExpenseAbstract
1125 Vested period on entitlement of an eligible employee Concept (xbrli:durationItemType) For Period cea:EntitlementVestingPeriod
1126 1137 - Disclosure - Wages, Salaries and Benefits - Summary of Five Highest Paid Individuals (Detail) Network

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1127 Disclosure of individuals with highest emoluments [Table] Table

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1128 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1129 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1130 Five Highest Paid Individuals [Member] Member cea:FiveIndividualsWithTheHighestEmolumentsMember
1131 Range [axis] Axis ifrs-full:RangeAxis
1132 Ranges [member] Member ifrs-full:RangesMember
1133 HK$2,000,001 to HK$2,500,000 [Member] Member cea:EmolumentBandsTwoMember
1134 Disclosure of individuals with highest emoluments [Line Items] LineItems cea:DisclosureOfIndividualsWithHighestEmolumentsLineItems
1135 Wages, salaries, bonus and allowances Concept (Monetary) For Period Debit ifrs-full:WagesAndSalaries
1136 Number of individuals Concept (Integer) For Period cea:NumberOfHighestPaidEmployees
1137 1138 - Disclosure - Wages, Salaries and Benefits - Additional Information (Detail) Network

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1138 Disclosure of defined benefit plans [Table] Table

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1139 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
1140 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1141 Directors, supervisors and five highest paid individuals [member] Member cea:DirectorsSupervisorsAndFiveHighestPaidIndividualsMember
1142 Disclosure of defined benefit plans [Line Items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
1143 Emoluments paid by the Group Concept (Monetary) For Period Credit cea:EmolumentsPaid
1144 1139 - Disclosure - Impairment Charges - Summary of Impairment Charges (Detail) Network

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1145 Implied Table Table

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1146 Disclosure of impairment loss and reversal of impairment loss [abstract] Abstract ifrs-full:DisclosureOfImpairmentLossAndReversalOfImpairmentLossAbstract
1147 Write-down of flight equipment spare parts to net realizable value Concept (Monetary) For Period ifrs-full:InventoryWritedown2011
1148 Impairment charge on property, plant and equipment Concept (Monetary) For Period ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
1149 Impairment charge on assets classified as held for sale Concept (Monetary) For Period Debit cea:ImpairmentLossOnAssetsHeldForSale
1150 Impairment charges Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
1151 1140 - Disclosure - Impairment Losses on Financial Assets, Net - Summary of Impairment Losses on Financial Assets, Net (Detail) Network

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1152 Implied Table Table

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1153 Disclosure of impairment loss and reversal of impairment loss [abstract] Abstract ifrs-full:DisclosureOfImpairmentLossAndReversalOfImpairmentLossAbstract
1154 Reversal of impairment charge on trade receivables (note 29) Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossTradeReceivables
1155 Accrual/(reversal) of impairment charge on other receivables Concept (Monetary) For Period Credit cea:ReversalOfImpairmentLossRecognisedInProfitOrLossOtherReceivables
1156 Reversal of impairment loss Concept (Monetary) For Period Credit ifrs-full:ReversalOfImpairmentLoss
1157 1141 - Disclosure - (Loss)/Gain on Fair Value Changes of Derivative Financial Instruments - Summary of (Loss)/Gain on Fair Value Changes of Derivative Financial Instruments (Detail) Network

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1158 Disclosure of Fair Value Gains and Losses of Derivative Financial Instruments [table] Table

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cea:DisclosureOfFairValueGainsAndLossesOfDerivativeFinancialInstrumentsTable
1159 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
1160 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1161 Interest rate swaps [member] Member ifrs-full:InterestRateSwapContractMember
1162 Forward currency contracts [member] Member ifrs-full:ForwardContractMember
1163 Disclosure of fair value gains and losses of derivative financial instruments [line items] LineItems cea:DisclosureOfFairValueGainsAndLossesOfDerivativeFinancialInstrumentsLineItems
1164 Gains (Losses) on fair value changes of derivative financial instruments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnChangeInFairValueOfDerivatives
1165 1142 - Disclosure - Operating Profit - Summary of Operating Profit (Detail) Network

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1166 Implied Table Table

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1167 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1168 Amortization of intangible assets Concept (Monetary) For Period Debit ifrs-full:AmortisationExpense
1169 Depreciation of property, plant and equipment (note 17) - owned Concept (Monetary) For Period cea:DepreciationOwnedPropertyPlantAndEquipment
1170 Depreciation of property, plant and equipment, owned Concept (Monetary) For Period cea:DepreciationAssetsHeldUnderFinanceLeases
1171 Depreciation of investment properties Concept (Monetary) For Period ifrs-full:DepreciationInvestmentProperty
1172 Amortization of long-term deferred assets included in other non-current assets Concept (Monetary) For Period Debit cea:AmortizationOfLongtermDeferredAssets
1173 Amortization of prepayments for land use rights Concept (Monetary) For Period Debit cea:AmortizationOfLandUseRightExpenseInProfitOrLoss
1174 Consumption of flight equipment spare parts Concept (Monetary) For Period Debit cea:ConsumptionOfFlightEquipmentSpareParts
1175 Auditors' remuneration Concept (Monetary) For Period Debit ifrs-full:AuditorsRemuneration
1176 Co-operation routes income (note 6) Concept (Monetary) For Period Credit cea:CooperationRoutesIncome
1177 Routes subsidy income (note 6) Concept (Monetary) For Period Credit cea:RoutesSubsidyIncome
1178 Other subsidy income (note 6) Concept (Monetary) For Period Credit cea:OtherSubsidyIncome
1179 Gain on disposal of a subsidiary Concept (Monetary) For Period Credit ifrs-full:GainLossRecognisedOnMeasurementToFairValueLessCostsToSellOrOnDisposalOfAssetsOrDisposalGroupsConstitutingDiscontinuedOperation
1180 Foreign exchange differences, net Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnExchangeDifferencesOnTranslationRecognisedInProfitOrLoss
1181 1143 - Disclosure - Finance Income - Summary of Finance Income (Detail) Network

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1182 Implied Table Table

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1183 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1184 Interest income Concept (Monetary) For Period Credit ifrs-full:FinanceIncome
1185 Foreign exchange gains, net (note 13(b)) Concept (Monetary) For Period Credit ifrs-full:TradingIncomeExpenseOnForeignExchangeContracts
1186 Interest income Concept (Monetary) For Period Credit ifrs-full:RevenueFromInterest
1187 1144 - Disclosure - Finance Costs - Summary of Finance Costs (Detail) Network

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1188 Implied Table Table

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1189 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1190 Interest on bank borrowings Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnBorrowings
1191 Interest relating to obligations under finance leases Concept (Monetary) For Period Debit ifrs-full:InterestExpenseOnFinanceLeases
1192 Interest relating to post-retirement benefit obligations Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
1193 Interest on bonds and debentures Concept (Monetary) For Period Debit cea:InterestExpenseOnBondsAndDebentures
1194 Interest relating to interest rate swap contracts Concept (Monetary) For Period Debit cea:InterestRelatingToInterestRateSwaps
1195 Less: amount capitalized into advanced payments on acquisition of aircraft Concept (Monetary) For Period Credit cea:AmountsCapitalisedIntoAdvancedPaymentsOnAcquisitionOfAircraftInterestCapitalisation
1196 Interest expense Concept (Monetary) For Period Debit ifrs-full:InterestExpense
1197 Foreign exchange losses, net Concept (Monetary) For Period Debit ifrs-full:NetForeignExchangeLoss
1198 Less: amounts capitalized into advanced payments on acquisition of aircraft Concept (Monetary) For Period Credit cea:AmountsCapitalisedIntoAdvancedPaymentsOnAcquisitionOfAircraftNonInterestPayments
1199 Foreign exchange difference, net Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughForeignExchangeAndOtherMovementsFinancialAssets
1200 Finance costs Concept (Monetary) For Period Debit ifrs-full:FinanceCosts
1201 1145 - Disclosure - Finance Costs - Summary of Finance Costs (Parenthetical) (Detail) Network

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1202 Implied Table Table

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1203 Analysis of income and expense [abstract] Abstract ifrs-full:AnalysisOfIncomeAndExpenseAbstract
1204 Average interest rate used for interest capitalization Concept (Percent) For Period ifrs-full:CapitalisationRateOfBorrowingCostsEligibleForCapitalisation
1205 1146 - Disclosure - Income Tax Expense - Summary of Income Tax Charged to Profit or Loss (Detail) Network

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1206 Implied Table Table

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1207 Major components of tax expense (income) [abstract] Abstract ifrs-full:MajorComponentsOfTaxExpenseIncomeAbstract
1208 Income tax Concept (Monetary) For Period Debit ifrs-full:CurrentTaxExpenseIncomeAndAdjustmentsForCurrentTaxOfPriorPeriods
1209 Deferred taxation Concept (Monetary) For Period ifrs-full:DeferredTaxExpenseIncomeRecognisedInProfitOrLoss
1210 Income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1211 1147 - Disclosure - Income Tax Expense - Additional Information (Detail) Network

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1212 Disclosure of income taxes [Table] Table

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1213 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
1214 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
1215 China Eastern Airlines Yunnan Co., Ltd. [member] Member cea:ChinaEasternAirlinesYunnanCoLtdMember
1216 China Eastern Airlines E-Commerce Co., Ltd. [member] Member cea:ChinaEasternAirlinesEcommerceCoLtdMember
1217 Geographical areas [axis] Axis ifrs-full:GeographicalAreasAxis
1218 Geographical areas [member] Member ifrs-full:GeographicalAreasMember
1219 Sichuan Branch [member] Member cea:SichuanProvinceMember
1220 Gansu Branch [member] Member cea:GansuProvinceMember
1221 Xibei Branch [member] Member cea:XibeiRegionMember
1222 Hong Kong [member] Member country:HK
1223 Disclosure of income taxes [Line Items] LineItems cea:DisclosureOfIncomeTaxesLineItems
1224 Income tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
1225 1148 - Disclosure - Income Tax Expense - Summary of the Reconciliation of Statutory Tax Rates to Effective Tax Rate (Detail) Network

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1226 Implied Table Table

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1227 Reconciliation of accounting profit multiplied by applicable tax rates [abstract] Abstract ifrs-full:ReconciliationOfAccountingProfitMultipliedByApplicableTaxRatesAbstract
1228 Profit before income tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
1229 Tax calculated at the tax rate of 25% (2017: 25%, 2016:25%) Concept (Monetary) For Period Debit ifrs-full:TaxExpenseIncomeAtApplicableTaxRate
1230 Lower tax rates enacted by local authority Concept (Monetary) For Period Debit ifrs-full:TaxEffectFromChangeInTaxRate
1231 Share of results of associates and joint ventures Concept (Monetary) For Period Debit cea:TaxEffectOfShareOfResultsOfAssociatesAndJointVentures
1232 Income not subject to tax Concept (Monetary) For Period Credit cea:NonTaxableIncome
1233 Expenses not deductible for tax Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfExpenseNotDeductibleInDeterminingTaxableProfitTaxLoss
1234 Utilization of previously unrecognized tax losses Concept (Monetary) For Period Debit cea:TaxEffectFromUtilizationOfPreviouslyUnrecognizedTaxLosses
1235 Unrecognized tax losses for the year Concept (Monetary) For Period Debit ifrs-full:TaxEffectOfTaxLosses
1236 Utilization of previously unrecognized deductible temporary differences Concept (Monetary) For Period Debit cea:TaxEffectOfUtilizationOfUnrecognizedDeductibleTemporaryDifferences
1237 Unrecognized deductible temporary differences Concept (Monetary) For Period Debit cea:TaxEffectOfUnrecognizedDeductibleTemporaryDifferences
1238 Adjustments in respect of current tax of previous periods Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForCurrentTaxOfPriorPeriod
1239 Super deduction of research and development costs Concept (Monetary) For Period Debit cea:TaxEffectOfUtilizationOfUnrecognizedDeductibleTemporaryDifferencesOfResearchAndDevelopmentCosts
1240 Income tax expense Concept (Monetary) For Period Debit ifrs-full:IncomeTaxExpenseContinuingOperations
1241 Effective tax rate Concept (Percent) For Period ifrs-full:AverageEffectiveTaxRate
1242 1149 - Disclosure - Income Tax Expense - Summary of the Reconciliation of Statutory Tax Rates to Effective Tax Rate (Parenthetical) (Detail) Network

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1243 Implied Table Table

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1245 Tax rate Concept (Percent) For Period ifrs-full:ApplicableTaxRate
1246 1150 - Disclosure - Dividends - Summary of Dividends (Detail) Network

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1247 Implied Table Table

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1249 Interim -Nil (2017: Nil, 2016: RMB5.1 cents) per ordinary share Concept (Monetary) For Period Debit ifrs-full:DividendsRecognisedAsDistributionsToOwnersOfParentRelatingToPriorYears
1250 Proposed final -RMB5.1 cents (2017: RMB5.1 cents, 2016: RMB4.9 cents) per ordinary share Concept (Monetary) For Period ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners
1251 Dividends Concept (Monetary) For Period cea:DividendsProposedAndPaid
1252 1151 - Disclosure - Dividends - Summary of Dividends (Parenthetical) (Detail) Network

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1253 Implied Table Table

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1255 Dividends per ordinary share Concept (Share) For Period ifrs-full:DividendsPaidOrdinarySharesPerShare
1256 Dividends proposed per ordinary share Concept (Share) For Period ifrs-full:DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare
1257 1152 - Disclosure - Earnings Per Share - Additional Information (Detail) Network

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1258 Implied Table Table

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1259 Earnings per share [abstract] Abstract ifrs-full:EarningsPerShareAbstract
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1261 Weighted average number of shares Concept (Shares) For Period ifrs-full:WeightedAverageShares
1262 Potentially dilutive options Concept (Shares) For Period ifrs-full:DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares
1263 Potentially dilutive other instruments Concept (Shares) For Period ifrs-full:DilutiveEffectOfConvertibleInstrumentsOnNumberOfOrdinaryShares
1264 1153 - Disclosure - Property, Plant and Equipment - Summary of Property, Plant and Equipment (Detail) Network

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1268 Aircrafts, engines and flight equipment, owned [member] Member ifrs-full:OwnedAircraftMember
1269 Aircrafts, engines and flight equipment, held under finance leases [member] Member ifrs-full:AircraftUnderFinanceLeaseMember
1270 Buildings [member] Member ifrs-full:BuildingsMember
1271 Other property, plant and equipment [member] Member ifrs-full:OtherPropertyPlantAndEquipmentMember
1272 Construction in progress [member] Member ifrs-full:ConstructionInProgressMember
1273 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
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1275 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1276 Accumulated depreciation and amortization [member] Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
1277 Disclosure of detailed information about property, plant and equipment [Line Items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1278 Beginning balance Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1279 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsPropertyPlantAndEquipment
1280 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsPropertyPlantAndEquipment
1281 Transfer from construction in progress Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersFromConstructionInProgressPropertyPlantAndEquipment
1282 Transfer from advanced payments on acquisition of aircraft (note 21) Concept (Monetary) For Period Debit cea:IncreaseDecreaseThroughTransfersFromAdvancedPaymentsOnAcquisitionOfAircraft
1283 Transfer from investment properties (note 18) Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersFromToInvestmentPropertyPropertyPlantAndEquipment
1284 Transfer to investment properties (note 18) Concept (Monetary) For Period Debit cea:IncreaseDecreaseThroughTransfersFromInvestmentProperties
1285 Assets included in assets classified as held for sale Concept (Monetary) For Period Debit cea:IncreaseDecreaseThroughTransfersToAssetsClassifiedAsHeldForSale
1286 Transfer to other non-current assets Concept (Monetary) For Period Debit cea:IncreaseDecreaseThroughTransfersToOtherNoncurrentAssets
1287 Transfer from/(to) other non-current assets Concept (Monetary) For Period Debit cea:IncreaseDecreaseThroughTransfersFromToOtherNoncurrentAssets
1288 Depreciation provided during the year Concept (Monetary) For Period ifrs-full:DepreciationPropertyPlantAndEquipment
1289 Disposal of a subsidiary (note 46) Concept (Monetary) For Period Credit ifrs-full:DecreaseThroughLossOfControlOfSubsidiaryPropertyPlantAndEquipment
1290 Impairment Concept (Monetary) For Period ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
1291 Transfers Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersPropertyPlantAndEquipment
1292 Accumulated depreciation and impairment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1293 1154 - Disclosure - Property, Plant and Equipment - Additional Information (Detail) Network

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1294 Disclosure of detailed information about property, plant and equipment [table] Table

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1297 Aircrafts, engines and flight equipment, owned [member] Member ifrs-full:OwnedAircraftMember
1298 Disclosure of detailed information about property, plant and equipment [Line Items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1299 Impairment loss Concept (Monetary) For Period ifrs-full:ImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment
1300 Property, plant and equipment where ownership certificates have not obtained Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipmentRestrictionsOnTitle
1301 1155 - Disclosure - Property, Plant and Equipment - Summary of Cost and Carring Amount of Aircraft Pledged as Collateral Under Borrowing Arrangements and Aircraft Held Under Finance Leases (Detail) Network

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1302 Disclosure of detailed information about property, plant and equipment [table] Table

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1305 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1306 Net Carrying Amount [member] Member cea:NetCarryingAmountMember
1307 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
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1309 Aircraft, Engines and Flight Equipment Owned [Member] Member ifrs-full:AircraftMember
1310 Disclosure of detailed information about property, plant and equipment [Line Items] LineItems ifrs-full:DisclosureOfPropertyPlantAndEquipmentLineItems
1311 - pledged as collateral Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipmentPledgedAsSecurity
1312 - under finance leases Concept (Monetary) As Of Debit ifrs-full:RecognisedFinanceLeaseAsAssets
1313 Property plant and equipment Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipment
1314 1156 - Disclosure - Investment Properties - Summary of Investment Properties (Detail) Network

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1315 Disclosure of detailed information about investment property [table] Table

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1318 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1319 Accumulated depreciation and amortization [member] Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
1320 Disclosure of detailed information about investment property [Line Items] LineItems ifrs-full:DisclosureOfInvestmentPropertyLineItems
1321 Beginning balance Concept (Monetary) As Of Debit ifrs-full:InvestmentProperty
1322 Transfer from property, plant and equipment (note 17) Concept (Monetary) For Period Debit cea:IncreaseDecreaseThroughTransfersFromPropertyPlantAndEquipmentInvestmentProperty
1323 Transfer from intangible asset (note 20) Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersIntangibleAssetsOtherThanGoodwill
1324 Transfer to property, plant and equipment (note 17) Concept (Monetary) For Period Debit cea:IncreaseDecreaseThroughTransfersToPropertyPlantAndEquipment
1325 Charge for the year (note 11) Concept (Monetary) For Period ifrs-full:DepreciationInvestmentProperty
1326 Ending balance Concept (Monetary) As Of Debit ifrs-full:InvestmentProperty
1327 1157 - Disclosure - Investment Properties - Additional Information (Detail) Network

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1328 Disclosure of detailed information about investment property [table] Table

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1329 Measurement [axis] Axis ifrs-full:MeasurementAxis
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1331 Not measured at fair value but for which fair values are disclosed [member] Member ifrs-full:NotMeasuredAtFairValueInStatementOfFinancialPositionButForWhichFairValueIsDisclosedMember
1332 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1333 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
1334 Investment properties [member] Member ifrs-full:InvestmentPropertyMember
1335 Disclosure of detailed information about investment property [Line Items] LineItems ifrs-full:DisclosureOfInvestmentPropertyLineItems
1336 Fair value of the investment properties Concept (Monetary) As Of Debit ifrs-full:InvestmentProperty
1337 Rental income Concept (Monetary) For Period Credit ifrs-full:RentalIncomeFromInvestmentProperty
1338 The amount of investment properties subject to restrictions on title Concept (Monetary) As Of Debit cea:InvestmentPropertyRestrictionsOnTitle
1339 Transfers of fair value measurements from level 1 to level 2 Concept (Monetary) For Period ifrs-full:TransfersOutOfLevel1IntoLevel2OfFairValueHierarchyAssets
1340 Transfers of fair value measurements from level 2 to level 1 Concept (Monetary) For Period ifrs-full:TransfersOutOfLevel2IntoLevel1OfFairValueHierarchyAssets
1341 Transfers of fair value measurements into level 3 Concept (Monetary) For Period Debit ifrs-full:TransfersIntoLevel3OfFairValueHierarchyAssets
1342 Transfers of fair value measurements out of level 3 Concept (Monetary) For Period Credit ifrs-full:TransfersOutOfLevel3OfFairValueHierarchyAssets
1343 1158 - Disclosure - Investment Properties - Summary of Fair Value Measurement Hierarchy of Investment Properties (Detail) Network

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1344 Disclosure of detailed information about investment property [table] Table

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1348 Levels of fair value hierarchy [axis] Axis ifrs-full:LevelsOfFairValueHierarchyAxis
1349 All levels of fair value hierarchy [member] Member ifrs-full:AllLevelsOfFairValueHierarchyMember
1350 Significant observable inputs (Level 2) [member] Member ifrs-full:Level2OfFairValueHierarchyMember
1351 Significant unobservable inputs (Level 3) [member] Member ifrs-full:Level3OfFairValueHierarchyMember
1352 Disclosure of detailed information about investment property [Line Items] LineItems ifrs-full:DisclosureOfInvestmentPropertyLineItems
1353 Buildings Concept (Monetary) As Of Debit ifrs-full:InvestmentProperty
1354 1159 - Disclosure - Prepayments for Land Use Right - Summary of Prepayments for Land Use Right (Detail) Network

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1355 Implied Table Table

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1356 Disclosure of finance lease and operating lease by lessee [abstract] Abstract ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeAbstract
1357 Carrying amount at January 1 Concept (Monetary) As Of Debit ifrs-full:NoncurrentLeasePrepayments
1358 Recognized during the year Concept (Monetary) For Period Credit cea:NoncurrentLeasePrepaymentsRecognisedInProfitOrLoss
1359 Carrying amount at December 31 Concept (Monetary) As Of Debit ifrs-full:NoncurrentLeasePrepayments
1360 1160 - Disclosure - Intangible Assets - Summary of Intangible Assets (Detail) Network

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1364 Goodwill [member] Member ifrs-full:GoodwillMember
1365 Computer software [member] Member ifrs-full:ComputerSoftwareMember
1366 Others [member] Member ifrs-full:OtherIntangibleAssetsMember
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1370 Accumulated depreciation and amortization [member] Member ifrs-full:AccumulatedDepreciationAndAmortisationMember
1371 Disclosure of reconciliation of changes in intangible assets and goodwill [Line items] LineItems ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillLineItems
1372 Beginning balance Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
1373 Additions Concept (Monetary) For Period Debit ifrs-full:AdditionsOtherThanThroughBusinessCombinationsIntangibleAssetsOtherThanGoodwill
1374 Amortization provided during the year Concept (Monetary) For Period Debit ifrs-full:AmortisationExpense
1375 Ending balance Concept (Monetary) As Of Debit ifrs-full:IntangibleAssetsAndGoodwill
1376 Transfer from construction in process Concept (Monetary) For Period Debit ifrs-full:TransferFromInvestmentPropertyUnderConstructionOrDevelopmentInvestmentProperty
1377 Disposal of a subsidiary (note 46) Concept (Monetary) For Period Credit ifrs-full:DecreaseThroughLossOfControlOfSubsidiaryIntangibleAssetsAndGoodwill
1378 Disposals Concept (Monetary) For Period Credit ifrs-full:DisposalsIntangibleAssetsAndGoodwill
1379 1161 - Disclosure - Intangible Assets - Summary of Intangible Assets (Parenthetical) (Detail) Network

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1380 Implied Table Table

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1381 Disclosure of reconciliation of changes in intangible assets and goodwill [abstract] Abstract ifrs-full:DisclosureOfReconciliationOfChangesInIntangibleAssetsAndGoodwillAbstract
1382 Discount rate applied to the cash flow projections Concept (Percent) As Of ifrs-full:DescriptionOfDiscountRatesAppliedToCashFlowProjections
1383 Growth rate used to extrapolate the cash flows Concept (Percent) As Of ifrs-full:DescriptionOfGrowthRateUsedToExtrapolateCashFlowProjections
1384 1162 - Disclosure - Advanced Payments on Acquisition of Aircraft - Summary of Advanced Payments on Acquisition of Aircraft (Detail) Network

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1385 Implied Table Table

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1387 At January 1 Concept (Monetary) As Of Debit cea:AdvancedPaymentsOnAcquisitionOfAircraft
1388 Additions Concept (Monetary) For Period Debit cea:AdditionsToAdvancedPaymentsOnAcquisitionOfAircraft
1389 Interest capitalized (note 13) Concept (Monetary) For Period Debit cea:InterestCapitalisedIntoAdvancedPaymentsOnAcquisitionOfAircraft
1390 Transfer to property, plant and equipment (note 17) Concept (Monetary) For Period Debit cea:IncreaseDecreaseThroughTransfersFromAdvancedPaymentsOnAcquisitionOfAircraft
1391 At December 31 Concept (Monetary) As Of Debit cea:AdvancedPaymentsOnAcquisitionOfAircraft
1392 1163 - Disclosure - Investments in Associates - Summary of Investments in Associates (Detail) Network

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1393 Implied Table Table

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1396 1164 - Disclosure - Investments in Associates - Summary of Movements in Investments in Associates (Detail) Network

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1397 Implied Table Table

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1400 Additions Concept (Monetary) For Period Debit cea:AdditionsToInvestmentsInAssociates
1401 Share of results of associates Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod
1402 Share of revaluation on equity investments held by an associate Concept (Monetary) For Period Credit ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax
1403 Dividend received during the year Concept (Monetary) For Period Debit ifrs-full:DividendsReceivedFromAssociatesClassifiedAsInvestingActivities
1404 At December 31 Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociates
1405 1165 - Disclosure - Investments in Associates - Summary of Principal Associates (Detail) Network

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1406 Disclosure of associates [table] Table

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1408 Entity's total for associates [member] Member ifrs-full:EntitysTotalForAssociatesMember
1409 Eastern Air Group Finance Co., Ltd. [member] Member cea:EasternAirGroupFinanceCoLtdMember
1410 China Eastern Air Catering Investment Co., Ltd. [member] Member cea:ChinaEasternAirCateringInvestmentCoLtdMember
1411 Shanghai Pratt & Whitney Aircraft Engine Maintenance Co., Ltd. [member] Member cea:ShanghaiPrattAndWhitneyAircraftEngineMaintenanceCoLtdMember
1412 New Shanghai International Tower Co., Ltd. [member] Member cea:NewShanghaiInternationalTowerCoLtdMember
1413 Eastern Aviation Import & Export Co., Ltd. [member] Member cea:EasternAviationImportExportCoLtdMember
1414 Eastern Aviation Advertising Service Co., Ltd. [member] Member cea:EasternAviationAdvertisingServiceCoLtdMember
1415 Shanghai Collins Aviation Maintenance Service Co., Ltd. [member] Member cea:ShanghaiCollinsAviationMaintenanceServiceCoLtdMember
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1417 Place of establishment and operation Concept (Text/String) For Period ifrs-full:CountryOfIncorporationOrResidenceOfAssociate
1418 Date of establishment Concept (Date) For Period dei:EntityIncorporationDateOfIncorporation
1419 Registered capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
1420 Attributable equity interest Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInAssociate
1421 Principal activities Concept (Text/String) For Period ifrs-full:DescriptionOfNatureOfEntitysOperationsAndPrincipalActivities
1422 1166 - Disclosure - Investments in Associates - Additional Information (Detail) Network

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1426 Shanghai Pratt & Whitney Aircraft Engine Maintenance Co., Ltd. [member] Member cea:ShanghaiPrattAndWhitneyAircraftEngineMaintenanceCoLtdMember
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1428 Ownership interest Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInAssociate
1429 1167 - Disclosure - Investments in Associates - Summary of Aggregate Financial Information of Associates (Detail) Network

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1430 Disclosure of associates [table] Table

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1435 Share of the associates' profit for the year Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod
1436 Share of the associates' other comprehensive income Concept (Monetary) For Period Credit ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
1437 Share of the associates' total comprehensive income Concept (Monetary) For Period Credit ifrs-full:ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
1438 Aggregate carrying amount of the Group's interests in the associates Concept (Monetary) As Of Debit ifrs-full:InvestmentsInAssociates
1439 1168 - Disclosure - Investments in Joint Ventures - Summary of Investments in Joint Ventures (Detail) Network

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1440 Implied Table Table

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1442 Share of net assets Concept (Monetary) As Of Debit cea:ShareOfNetAssetsOfJointVenture
1443 1169 - Disclosure - Investments in Joint Ventures - Summary of Movements in Investments in Joint Ventures (Detail) Network

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1444 Implied Table Table

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1447 Additions Concept (Monetary) For Period Debit cea:AdditionsToInvestmentsInJointVentures
1448 Share of results Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfJointVenturesAccountedForUsingEquityMethod
1449 Dividend received during the year Concept (Monetary) For Period Debit ifrs-full:DividendsReceivedFromJointVenturesClassifiedAsInvestingActivities
1450 Ending balance Concept (Monetary) As Of Debit ifrs-full:InvestmentsInJointVentures
1451 1170 - Disclosure - Investments in Joint Ventures - Summary of Principal Joint Ventures (Detail) Network

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1452 Disclosure of joint ventures [Table] Table

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1455 Shanghai Technologies Aerospace Co., Ltd. [member] Member cea:ShanghaiTechnologiesAerospaceCoLimitedMember
1456 Shanghai Eastern Union Aviation Wheels & Brakes Maintenance Services Overhaul Engineering Co., Ltd. [member] Member cea:ShanghaiEasternUnionAviationWheelsAndBrakesMaintenanceServicesOverhaulEngineeringCoLimitedMember
1457 Eastern China Kaiya System Integration Co., Ltd. [member] Member cea:EasternChinaKaiyaSystemIntegrationCoLimitedMember
1458 CAE Melbourne Flight Training Pty Ltd. [member] Member cea:CAEMelbourneFlightTrainingPtyLtdMember
1459 Shanghai Hute Aviation Technology Co., Ltd. [member] Member cea:ShanghaiHuteAviationTechnologyCoLimitedMember
1460 Xi'an CEA SAFRAN Landing Systems Services Co., Ltd [member] Member cea:XiAnCeaSafranLandingSystemsServicesCoLtdMember
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1474 Share of the joint ventures' total comprehensive income Concept (Monetary) For Period Credit ifrs-full:ShareOfTotalComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethod
1475 Aggregate carrying amount of the Group's interests in the joint ventures Concept (Monetary) As Of Debit ifrs-full:InvestmentsInJointVentures
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1483 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
1484 Travelsky technology limited [member] Member cea:TravelskyTechnologyLimitedMember
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1486 Aviation Data Communication Corporation Limited [member] Member cea:AviationDataCommunicationCorporationLimitedMember
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1490 Available-for-sale investments Concept (Monetary) As Of Debit ifrs-full:NoncurrentFinancialAssetsAvailableforsale
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1500 Gain on available-for-sale investments recognised in other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeBeforeTaxAvailableforsaleFinancialAssets
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1587 1180 - Disclosure - Other Non-current Assets - Summary of Other Non-current Assets (Detail) Network

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1591 Deferred pilot recruitment costs Concept (Monetary) As Of Debit cea:NoncurrentDeferredPilotRecruitmentCosts
1592 Rebate receivables on aircraft acquisitions Concept (Monetary) As Of Debit ifrs-full:OtherNoncurrentReceivables
1593 Prepayment for acquisition of property, plant and equipment Concept (Monetary) As Of Debit cea:NoncurrentPrepaymentsForAcquisitionOfPropertyPlantAndEquipment
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1700 Provision written off in relation to disposal of spare parts [member] Member cea:ProvisionForImpairmentOfFlightEquipmentSparePartsMember
1701 Disclosure of inventories [Line Items] LineItems cea:DisclosureOfInventoriesLineItems
1702 Beginning balance Concept (Monetary) As Of Credit ifrs-full:OtherProvisions
1703 Accrual (note 8) Concept (Monetary) For Period Credit ifrs-full:AdditionalProvisionsOtherProvisions
1704 Amount written off in relation to disposal of spare parts Concept (Monetary) For Period Debit ifrs-full:UnusedProvisionReversedOtherProvisions
1705 Disposal of a subsidiary Concept (Monetary) For Period Debit cea:ImpairmentLossesReverseDueToDisposalOfSubsidiary
1706 Ending balance Concept (Monetary) As Of Credit ifrs-full:OtherProvisions
1707 1188 - Disclosure - Trade and Notes Receivables - Summary of Trade and Notes Receivables (Detail) Network

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1708 Implied Table Table

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*

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1709 Trade and other current receivables [abstract] Abstract ifrs-full:TradeAndOtherCurrentReceivablesAbstract
1710 Trade receivables Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
1711 Notes receivable Concept (Monetary) As Of Debit cea:CurrentNotesReceivables
1712 Current trade and notes receivables Concept (Monetary) As Of Debit cea:CurrentTradeAndNotesReceivablesGross
1713 Impairment Concept (Monetary) For Period Debit cea:ImpairmentLossOnTradeAndNotesReceivables
1714 Trade and notes receivables Concept (Monetary) As Of Debit cea:CurrentTradeAndNotesReceivables
1715 1189 - Disclosure - Trade and Notes Receivables - Summary of Ageing Analysis of Trade and Notes Receivables (Detail) Network

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1716 Disclosure of financial assets [table] Table

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ifrs-full:DisclosureOfFinancialAssetsTable
1717 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1718 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1719 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1720 Maturity [axis] Axis ifrs-full:MaturityAxis
1721 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1722 Within 90 days [member] Member ifrs-full:NotLaterThanThreeMonthsMember
1723 91 to 180 days [member] Member ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember
1724 181 to 365 days [member] Member ifrs-full:LaterThanSixMonthsAndNotLaterThanOneYearMember
1725 Over 365 days [member] Member ifrs-full:LaterThanOneYearMember
1726 Disclosure of financial assets [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsLineItems
1727 Trade and notes receivables Concept (Monetary) As Of Debit cea:CurrentTradeAndNotesReceivables
1728 1190 - Disclosure - Trade and Notes Receivables - Summary of Provision for Impairment of Trade Receivables (Detail) Network

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1729 Disclosure of financial assets [table] Table

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*

ifrs-full:DisclosureOfFinancialAssetsTable
1730 Retrospective application and retrospective restatement [axis] Axis ifrs-full:RetrospectiveApplicationAndRetrospectiveRestatementAxis
1731 Currently stated [member] Member ifrs-full:RestatedMember
1732 Previously Stated [Member] Member ifrs-full:PreviouslyStatedMember
1733 New IFRSs [axis] Axis ifrs-full:NewIFRSsAxis
1734 New IFRSs [member] Member ifrs-full:NewIFRSsMember
1735 IFRS9 [member] Member cea:IFRS9Member
1736 Restatement [Axis] Axis srt:RestatementAxis
1737 Restatement [Domain] Member srt:RestatementDomain
1738 Restated balance [member] Member cea:RestatedBalanceMember
1739 Classes of financial assets [axis] Axis ifrs-full:ClassesOfFinancialAssetsAxis
1740 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1741 Trade and notes receivables [member] Member cea:TradeAndNotesReceivablesMember
1742 Disclosure of financial assets [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsLineItems
1743 Impairment losses, net (note 9) Concept (Monetary) For Period Credit ifrs-full:ReversalOfImpairmentLossRecognisedInProfitOrLossTradeReceivables
1744 At beginning of year (restated) Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
1745 Amount written off as uncollectible Concept (Monetary) For Period Debit ifrs-full:UtilisationAllowanceAccountForCreditLossesOfFinancialAssets
1746 Effect of adoption of IFRS 9 Concept (Monetary) For Period ifrs-full:IncreaseDecreaseInAccountingEstimate
1747 Disposal of a subsidiary Concept (Monetary) For Period Debit cea:ImpairmentLossesReverseDueToDisposalOfSubsidiary
1748 Provision included in assets classified as held for sale Concept (Monetary) For Period Debit ifrs-full:DecreaseThroughTransferToLiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSaleOtherProvisions
1749 Ending balance Concept (Monetary) As Of Credit ifrs-full:AllowanceAccountForCreditLossesOfFinancialAssets
1750 1191 - Disclosure - Trade and Notes Receivables - Schedule of Credit Risk Exposure on Group's Trade Receivables (Detail) Network

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1751 Disclosure of financial assets that are either past due or impaired [table] Table

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*

ifrs-full:DisclosureOfFinancialAssetsThatAreEitherPastDueOrImpairedTable
1752 New IFRSs [axis] Axis ifrs-full:NewIFRSsAxis
1753 New IFRSs [member] Member ifrs-full:NewIFRSsMember
1754 IFRS9 [member] Member cea:IFRS9Member
1755 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1756 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1757 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1758 Past due status [axis] Axis ifrs-full:PastDueStatusAxis
1759 Past due status [member] Member ifrs-full:PastDueStatusMember
1760 Current [member] Member ifrs-full:CurrentMember
1761 Within 90 days [member] Member ifrs-full:NotLaterThanThreeMonthsMember
1762 181 to 365 Days [Member] Member ifrs-full:LaterThanThreeMonthsAndNotLaterThanOneYearMember
1763 Over 365 days [member] Member ifrs-full:LaterThanOneYearMember
1764 Disclosure of financial assets that are either past due or impaired [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsThatAreEitherPastDueOrImpairedLineItems
1765 Expected credit loss rate (%) Concept (Percent) As Of ifrs-full:ExpectedCreditLossRate
1766 Gross carrying amount (RMB million) Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
1767 Expected credit losses (RMB million) Concept (Monetary) For Period Debit cea:RecognitionOfExpectedCreditLossesForTradeReceivablesUnderIfrs
1768 1192 - Disclosure - Trade and Notes Receivables - Additional Information (Detail) Network

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1769 Disclosure of financial assets [table] Table

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*

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1770 Impairment of financial assets [axis] Axis ifrs-full:ImpairmentOfFinancialAssetsAxis
1771 Entity's total for impairment of financial assets [member] Member ifrs-full:EntitysTotalForImpairmentOfFinancialAssetsMember
1772 Individually impaired [member] Member ifrs-full:FinancialAssetsIndividuallyAssessedForCreditLossesMember
1773 Past due but not impaired [member] Member ifrs-full:FinancialAssetsPastDueButNotImpairedMember
1774 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1775 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1776 Impairment [member] Member ifrs-full:AccumulatedImpairmentMember
1777 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1778 Disclosure of financial assets [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsLineItems
1779 Individually impaired trade receivables Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
1780 Provision relate to impaired trade and notes receivables Concept (Monetary) As Of Credit cea:ProvisionForImpairmentOfTradeReceivables
1781 Impaired trade and receivables only a portion of the receivables is expected to be recovered Concept (Monetary) As Of Debit cea:ImpairedTradeAndReceivablesOnlyPortionOfReceivablesIsExpectedToBeRecovered
1782 Trade and notes receivable Concept (Monetary) As Of Debit cea:CurrentTradeAndNotesReceivables
1783 1193 - Disclosure - Trade and Notes Receivables - Summary of Ageing Analysis of Trade and Notes Receivables Past Due But Not Impaired (Detail) Network

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1784 Disclosure of financial assets that are either past due or impaired [table] Table

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1785 Impairment of financial assets [axis] Axis ifrs-full:ImpairmentOfFinancialAssetsAxis
1786 Entity's total for impairment of financial assets [member] Member ifrs-full:EntitysTotalForImpairmentOfFinancialAssetsMember
1787 Past due but not impaired [member] Member ifrs-full:FinancialAssetsPastDueButNotImpairedMember
1788 Past due status [axis] Axis ifrs-full:PastDueStatusAxis
1789 Past due status [member] Member ifrs-full:PastDueStatusMember
1790 Within 90 days [member] Member ifrs-full:LaterThanOneMonthAndNotLaterThanThreeMonthsMember
1791 91 to 180 days [member] Member ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember
1792 Disclosure of financial assets that are either past due or impaired [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsThatAreEitherPastDueOrImpairedLineItems
1793 Trade and notes receivables Concept (Monetary) As Of Debit cea:CurrentTradeAndNotesReceivables
1794 1194 - Disclosure - Financial Asset at Fair Value Through Profit or Loss - Summary of Financial Assets at Fair Value Through Profit or Loss (Detail) Network

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1795 Disclosure of financial assets [table] Table

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1797 Financial assets, class [member] Member ifrs-full:FinancialAssetsMember
1798 Shanghai Pudong Development Bank Co., Ltd. [member] Member cea:ShanghaiPudongDevelopmentBankCoLtdMember
1799 Disclosure of financial assets [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsLineItems
1800 Available-for-sale investments Concept (Monetary) As Of Debit ifrs-full:NoncurrentFinancialAssetsAvailableforsale
1801 1195 - Disclosure - Prepayments and Other Receivables - Summary of Prepayments and Other Receivables (Detail) Network

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1802 Disclosure of financial assets [table] Table

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1804 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1805 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1806 Impairment [member] Member ifrs-full:AccumulatedImpairmentMember
1807 Disclosure of financial assets [Line Items] LineItems ifrs-full:DisclosureOfFinancialAssetsLineItems
1808 Value added tax recoverable Concept (Monetary) As Of Debit ifrs-full:CurrentValueAddedTaxReceivables
1809 Value added tax refundable Concept (Monetary) As Of Debit cea:CurrentValueAddedTaxRefundable
1810 Subsidy receivable Concept (Monetary) As Of Debit cea:CurrentSubsidyReceivable
1811 Prepaid corporate income tax Concept (Monetary) As Of Debit cea:CurrentPrepaidIncomeTax
1812 Advance to suppliers Concept (Monetary) As Of Debit ifrs-full:CurrentAdvancesToSuppliers
1813 Prepaid aircraft operating lease rentals Concept (Monetary) As Of Debit cea:CurrentPrepaidAircraftOperatingLeaseRentals
1814 Rebate receivables on aircraft acquisitions Concept (Monetary) As Of Debit cea:CurrentRebateReceivablesOnAircraftAcquisitions
1815 Amounts due from related parties (note 49(c)(i)) Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherCurrentReceivablesDueFromRelatedParties
1816 Deposits relating to aircraft held under operating leases Concept (Monetary) As Of Debit cea:CurrentDepositsRelatingToAircraftHeldUnderOperatingLeases
1817 Other deposits Concept (Monetary) As Of Credit cea:OtherCurrentDeposit
1818 Others Concept (Monetary) As Of Debit ifrs-full:OtherCurrentReceivables
1819 Prepayments and other receivables Concept (Monetary) As Of Debit cea:CurrentPrepaymentsAndOtherReceivables
1820 1196 - Disclosure - Prepayments and Other Receivables - Schedule of Movements of Loss Allowances Measured at 12-month and Lifetime Expected Credit Losses for Financial Assets Included in Other Receivables (Detail) Network

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1821 Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [table] Table

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1822 Type of measurement of expected credit losses [axis] Axis ifrs-full:TypeOfMeasurementOfExpectedCreditLossesAxis
1823 Type of measurement of expected credit losses [member] Member ifrs-full:TypeOfMeasurementOfExpectedCreditLossesMember
1824 12-month expected credit losses [member] Member ifrs-full:TwelvemonthExpectedCreditLossesMember
1825 Lifetime expected credit losses [member] Member ifrs-full:LifetimeExpectedCreditLossesMember
1826 Carrying amount, accumulated depreciation, amortisation and impairment and gross carrying amount [axis] Axis ifrs-full:CarryingAmountAccumulatedDepreciationAmortisationAndImpairmentAndGrossCarryingAmountAxis
1827 Carrying amount [member] Member ifrs-full:CarryingAmountMember
1828 Accumulated depreciation, amortisation and impairment [member] Member ifrs-full:AccumulatedDepreciationAmortisationAndImpairmentMember
1829 Cost [member] Member ifrs-full:GrossCarryingAmountMember
1830 Method of assessment of expected credit losses [axis] Axis ifrs-full:MethodOfAssessmentOfExpectedCreditLossesAxis
1831 Method of assessment of expected credit losses [member] Member ifrs-full:MethodOfAssessmentOfExpectedCreditLossesMember
1832 Expected credit losses individually assessed [member] Member ifrs-full:ExpectedCreditLossesIndividuallyAssessedMember
1833 Expected credit losses collectively assessed [member] Member ifrs-full:ExpectedCreditLossesCollectivelyAssessedMember
1834 Maturity [axis] Axis ifrs-full:MaturityAxis
1835 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1836 Stage One [member] Member cea:StageOneMember
1837 Stage Two [member] Member cea:StageTwoMember
1838 Stage three [member] Member cea:StageThreeMember
1839 Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items] LineItems ifrs-full:DisclosureOfReconciliationOfChangesInLossAllowanceAndExplanationOfChangesInGrossCarryingAmountForFinancialInstrumentsLineItems
1840 Beginning balance Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
1841 Transferred - to stage 2 Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseThroughTransfersFinancialAssets
1842 Accrual Concept (Monetary) For Period Credit cea:FinancialAssetsAccrualOfCreditLoss
1843 Reversal Concept (Monetary) For Period Debit cea:FinancialAssetsReversalOfCreditLoss
1844 Ending balance Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
1845 1197 - Disclosure - Assets Classified as Held for Sale - Additional Information (Detail) Network

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1846 Disclosure Of Assets Held For Sale [table] Table

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1847 Assets and liabilities classified as held for sale [axis] Axis ifrs-full:AssetsAndLiabilitiesClassifiedAsHeldForSaleAxis
1848 Assets and liabilities not classified as held for sale [member] Member ifrs-full:AssetsAndLiabilitiesNotClassifiedAsHeldForSaleMember
1849 China Aviation Equipment Co., Ltd. [member] Member cea:ChinaAviationEquipmentCoLtdMember
1850 Disclosure of assets held for sale [line items] LineItems cea:DisclosureOfAssetsHeldForSaleLineItems
1851 Assets classified as held for sale Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSale
1852 1198 - Disclosure - Restricted Bank Deposits and Short-term Bank Deposits - Summary of Restricted Bank Deposits and Short-term Bank Deposits (Detail) Network

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1853 Implied Table Table

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1854 Subclassifications of assets, liabilities and equities [abstract] Abstract ifrs-full:SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract
1855 Restricted bank deposits Concept (Monetary) As Of Debit ifrs-full:RestrictedCashAndCashEquivalents
1856 1199 - Disclosure - Cash and Cash Equivalents - Summary of Cash and Cash Equivalents (Detail) Network

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1857 Implied Table Table

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1858 Cash and cash equivalents [abstract] Abstract ifrs-full:CashAndCashEquivalentsAbstract
1859 Cash Concept (Monetary) As Of Debit ifrs-full:CashOnHand
1860 Bank balances Concept (Monetary) As Of Debit ifrs-full:BalancesWithBanks
1861 Cash and cash equivalents Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1862 1200 - Disclosure - Cash and Cash Equivalents - Additional Information (Detail) Network

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1863 Disclosure of detailed information about financial instruments [Table] Table

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1864 Currency [Axis] Axis srt:CurrencyAxis
1865 All Currencies [Domain] Member currency:AllCurrenciesDomain
1866 RMB [member] Member currency:CNY
1867 Disclosure of detailed information about financial instruments [Line Items] LineItems ifrs-full:DisclosureOfFinancialInstrumentsLineItems
1868 Cash and bank balances Concept (Monetary) As Of Debit ifrs-full:CashAndCashEquivalents
1869 1201 - Disclosure - Trade and Bills Payables - Summary of Aged Analysis of Trade and Bills Payables (Detail) Network

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1870 Disclosure of financial liabilities [table] Table

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1871 Maturity [axis] Axis ifrs-full:MaturityAxis
1872 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1873 Within 90 days [member] Member ifrs-full:NotLaterThanThreeMonthsMember
1874 91 to 180 days [member] Member ifrs-full:LaterThanThreeMonthsAndNotLaterThanSixMonthsMember
1875 181 to 365 days [member] Member ifrs-full:LaterThanSixMonthsAndNotLaterThanOneYearMember
1876 1 to 2 years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1877 Over 2 years [member] Member cea:LaterThanTwoYearMember
1878 Disclosure of financial liabilities [Line Items] LineItems ifrs-full:DisclosureOfFinancialLiabilitiesLineItems
1879 Trade and bills payable Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers
1880 1202 - Disclosure - Trade and Bills Payable - Additional Information (Detail) Network

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1881 Implied Table Table

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1882 Trade and other payables [abstract] Abstract ifrs-full:TradeAndOtherPayablesAbstract
1883 Bills payable Concept (Monetary) As Of Credit cea:CurrentBillsPayable
1884 1203 - Disclosure - Contract Liabilities - Summary Of Contract liabilities (Detail) Network

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1885 Implied Table Table

*

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1886 Contract liabilities [abstract] Abstract ifrs-full:ContractLiabilitiesAbstract
1887 Sales in advance of carriage Concept (Monetary) As Of Credit cea:SalesInAdvanceOfCarriage
1888 Frequent flyer program liabilities Concept (Monetary) As Of Credit cea:UnredeemedPointsAwardedUnderTheGroupFrequentFlyerPrograms
1889 Advance from customers Concept (Monetary) As Of Credit ifrs-full:CurrentAdvances
1890 Contract liabilities Concept (Monetary) As Of Credit ifrs-full:ContractLiabilities
1891 Current portion Concept (Monetary) As Of Credit ifrs-full:CurrentContractLiabilities
1892 Non-current portion Concept (Monetary) As Of Credit ifrs-full:NoncurrentContractLiabilities
1893 1204 - Disclosure - Other Payables and Accruals - Summary of Other Payables and Accruals (Detail) Network

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1894 Implied Table Table

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1895 Trade and other payables [abstract] Abstract ifrs-full:TradeAndOtherPayablesAbstract
1896 Salaries, wages and benefits Concept (Monetary) As Of Credit ifrs-full:ShorttermEmployeeBenefitsAccruals
1897 Take-off and landing charges Concept (Monetary) As Of Credit cea:CurrentTakeoffAndLandingCharges
1898 Fuel cost Concept (Monetary) As Of Credit cea:CurrentFuelCost
1899 Expenses related to aircraft overhaul conducted Concept (Monetary) As Of Credit cea:CurrentExpensesRelatedToAircraftOverhaulConducted
1900 Deposits from customers Concept (Monetary) As Of Credit ifrs-full:CurrentDepositsFromCustomers
1901 Duties and levies payable Concept (Monetary) As Of Credit cea:CurrentDutiesAndLeviesPayable
1902 Other accrued operating expenses Concept (Monetary) As Of Credit ifrs-full:AccrualsClassifiedAsCurrent
1903 Payable for purchase of property, plant and equipment Concept (Monetary) As Of Credit cea:PayableForPurchaseOfPropertyPlantAndEquipmentCurrent
1904 Interest payable Concept (Monetary) As Of Credit ifrs-full:CurrentInterestPayable
1905 Pending output value added tax Concept (Monetary) As Of Credit ifrs-full:CurrentValueAddedTaxPayables
1906 Deposits received from ticket sales agents Concept (Monetary) As Of Credit cea:CurrentDepositsReceivedFromTicketingAgencies
1907 Current portion of other long-term liabilities (note 42) Concept (Monetary) As Of Credit cea:CurrentPortionOfOtherLongtermLiabilities
1908 Staff housing allowance Concept (Monetary) As Of Credit cea:CurrentStaffHousingAllowance
1909 Amounts due to related parties (note 49(c)(ii)) Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
1910 Current portion of post-retirement benefit obligations (note 41(b)) Concept (Monetary) As Of Credit ifrs-full:CurrentRecognisedLiabilitiesDefinedBenefitPlan
1911 Others Concept (Monetary) As Of Credit cea:MiscellaneousOtherCurrentPayablesAndCurrentAccruals
1912 Other payables and accruals Concept (Monetary) As Of Credit cea:OtherCurrentPayablesAndCurrentAccruals
1913 1205 - Disclosure - Obligations Under Finance Leases - Additional Information (Detail) Network

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1914 Disclosure of finance lease and operating lease by lessee [Table] Table

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ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeTable
1915 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
1916 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
1917 Aircrafts, engines and flight equipment, held under finance leases [member] Member ifrs-full:AircraftUnderFinanceLeaseMember
1918 Disclosure of finance lease and operating lease by lessee [Line items] LineItems ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeLineItems
1919 Number of aircrafts Concept (Decimal) As Of cea:NumberOfAircraft
1920 1206 - Disclosure - Obligations Under Finance Leases - Summary of Future Minimum Lease Payments (Including Interest), and Present Value of Minimum Lease Payments Under Finance Leases (Detail) Network

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1921 Disclosure of finance lease and operating lease by lessee [Table] Table

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1922 Maturity [axis] Axis ifrs-full:MaturityAxis
1923 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1924 Less than 1 year [member] Member ifrs-full:NotLaterThanOneYearMember
1925 1 to 2 years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1926 In the third to fifth years, inclusive [member] Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember
1927 Over 5 years [member] Member ifrs-full:LaterThanFiveYearsMember
1928 Disclosure of finance lease and operating lease by lessee [Line items] LineItems ifrs-full:DisclosureOfFinanceLeaseAndOperatingLeaseByLesseeLineItems
1929 Minimum lease payments Concept (Monetary) As Of Credit ifrs-full:MinimumFinanceLeasePaymentsPayable
1930 Minimum lease payments, Less: amount repayable within one year Concept (Monetary) As Of Credit cea:MinimumFinanceLeasePaymentsPayableCurrent
1931 Minimum lease payments, non-current portion Concept (Monetary) As Of Credit cea:MinimumFinanceLeasePaymentsPayableNoncurrent
1932 Present values of minimum lease payments Concept (Monetary) As Of Credit ifrs-full:MinimumFinanceLeasePaymentsPayableAtPresentValue
1933 Present values of minimum lease payments, Less: amount repayable within one year Concept (Monetary) As Of Credit ifrs-full:CurrentFinanceLeaseLiabilities
1934 Present values of minimum lease payments, non-current portion Concept (Monetary) As Of Credit ifrs-full:NoncurrentFinanceLeaseLiabilities
1935 1207 - Disclosure - Borrowings - Summary of Borrowings (Detail) Network

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1936 Disclosure of detailed information about borrowings [Table] Table

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1937 Maturity [axis] Axis ifrs-full:MaturityAxis
1938 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
1939 Less than 1 year [member] Member ifrs-full:NotLaterThanOneYearMember
1940 1 to 2 years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
1941 In the third to fifth years, inclusive [member] Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember
1942 Over 5 years [member] Member ifrs-full:LaterThanFiveYearsMember
1943 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1944 Long-term bank borrowings - secured Concept (Monetary) As Of Credit ifrs-full:NoncurrentPortionOfNoncurrentSecuredBankLoansReceived
1945 Long-term bank borrowings - unsecured Concept (Monetary) As Of Credit ifrs-full:NoncurrentPortionOfNoncurrentUnsecuredBankLoansReceived
1946 Guaranteed bonds Concept (Monetary) As Of Credit cea:NoncurrentPortionOfNoncurrentGuaranteedBondsIssued
1947 Unsecured bonds Concept (Monetary) As Of Credit cea:NoncurrentPortionOfNoncurrentUnsecuredBondsIssued
1948 Total non-current borrowings Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
1949 Current portion of long-term bank borrowings - secured Concept (Monetary) As Of Credit cea:CurrentPortionOfNoncurrentSecuredBankLoansReceived
1950 Current portion of long-term bank borrowings - unsecured Concept (Monetary) As Of Credit cea:CurrentPortionOfNoncurrentUnsecuredBankLoansReceived
1951 Current portion of Guaranteed bonds Concept (Monetary) As Of Credit cea:CurrentPortionOfNonCurrentGuaranteedBondsIssued
1952 Current portion of unsecured bonds Concept (Monetary) As Of Credit cea:CurrentPortionOfNonCurrentUnsecuredBondsIssued
1953 Short-term bank borrowings - unsecured Concept (Monetary) As Of Credit cea:UnsecuredShorttermBorrowings
1954 Short-term debentures Concept (Monetary) As Of Credit cea:ShorttermDebenturesIssued
1955 Current portion of long-term bank borrowings Concept (Monetary) As Of Credit cea:CurrentPortionOfNoncurrentBorrowings
1956 Total borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1957 Total borrowings Concept (Monetary) As Of Credit ifrs-full:Borrowings
1958 1208 - Disclosure - Borrowings - Summary of Borrowings (Parenthetical) (Detail) Network

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1959 Disclosure of detailed information about borrowings [Table] Table

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1960 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1961 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1962 Guaranteed bonds [member] Member cea:GuaranteedBondsMember
1963 Medium-term bonds [member] Member cea:MediumtermBondsMember
1964 Guaranteed notes [member] Member cea:GuaranteedNotesMember
1965 Note [member] Member cea:NoteMember
1966 Corporate bonds [member] Member cea:CorporateBondsMember
1967 Corporate bonds one [member] Member cea:CorporateBondsPartOneMember
1968 Corporate bonds two [member] Member cea:CorporateBondsPartTwoMember
1969 Short-term debentures [member] Member cea:ShorttermDebenturesMember
1970 First series of JPY- denominated credit enhanced bonds [member] Member cea:FirstSeriesOfJpyDenominatedCreditEnhancedBondsMember
1971 Second series of JPY- denominated credit enhanced bonds [member] Member cea:SecondSeriesOfJpyDenominatedCreditEnhancedBondsMember
1972 Third series of JPY- denominated credit enhanced bonds [member] Member cea:ThirdSeriesOfJpyDenominatedCreditEnhancedBondsMember
1973 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1974 Carrying amount of related aircraft and buildings pledged as security Concept (Monetary) As Of Debit ifrs-full:PropertyPlantAndEquipmentPledgedAsSecurity
1975 Term of borrowing Concept (Text/String) For Period ifrs-full:BorrowingsMaturity
1976 Principal amount of borrowing Concept (Monetary) As Of ifrs-full:NotionalAmount
1977 Interest rate of borrowing Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
1978 1209 - Disclosure - Borrowings - Summary of Long-term Borrowings and Bonds (Detail) Network

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1979 Disclosure of detailed information about borrowings [Table] Table

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1980 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1981 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1982 Long-term bank borrowings [member] Member cea:LongTermBankBorrowingsMember
1983 Guaranteed bonds [member] Member cea:GuaranteedBondsMember
1984 Unsecured bonds [member] Member cea:UnsecuredBondMember
1985 Currency [Axis] Axis srt:CurrencyAxis
1986 All Currencies [Domain] Member currency:AllCurrenciesDomain
1987 RMB [member] Member currency:CNY
1988 USD [member] Member currency:USD
1989 EUR [member] Member currency:EUR
1990 SGD [member] Member currency:SGD
1991 JPY [Member] Member currency:JPY
1992 KRW [member] Member currency:KRW
1993 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
1994 Long-term borrowings Concept (Monetary) As Of Credit cea:LongTermBorrowingsAndBondsIncludingCurrentPortion
1995 1210 - Disclosure - Borrowings - Summary of Long-term Borrowings and Bonds (Parenthetical) (Detail) Network

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1996 Disclosure of detailed information about borrowings [Table] Table

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1997 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
1998 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
1999 Long-term bank borrowings [member] Member cea:LongTermBankBorrowingsMember
2000 Guaranteed bonds [member] Member cea:GuaranteedBondsMember
2001 Unsecured bonds [member] Member cea:UnsecuredBondMember
2002 Currency [Axis] Axis srt:CurrencyAxis
2003 All Currencies [Domain] Member currency:AllCurrenciesDomain
2004 RMB [member] Member currency:CNY
2005 USD [member] Member currency:USD
2006 EUR [member] Member currency:EUR
2007 SGD [member] Member currency:SGD
2008 JPY [Member] Member currency:JPY
2009 KRW [member] Member currency:KRW
2010 Range [axis] Axis ifrs-full:RangeAxis
2011 Ranges [member] Member ifrs-full:RangesMember
2012 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
2013 Top of range [member] Member ifrs-full:TopOfRangeMember
2014 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
2015 Borrowings interest rate basis Concept (Text/String) For Period ifrs-full:BorrowingsInterestRateBasis
2016 Borrowings interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
2017 Borrowings interest rate basis adjustment Concept (Percent) As Of ifrs-full:BorrowingsAdjustmentToInterestRateBasis
2018 Borrowings interest rate Concept (Text/String) For Period ifrs-full:BorrowingsMaturity
2019 1211 - Disclosure - Borrowings - Additional Information (Detail) Network

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2020 Disclosure of detailed information about borrowings [Table] Table

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2021 Range [axis] Axis ifrs-full:RangeAxis
2022 Ranges [member] Member ifrs-full:RangesMember
2023 Bottom of range [member] Member ifrs-full:BottomOfRangeMember
2024 Top of range [member] Member ifrs-full:TopOfRangeMember
2025 Borrowings by name [axis] Axis ifrs-full:BorrowingsByNameAxis
2026 Borrowings by name [member] Member ifrs-full:BorrowingsByNameMember
2027 Short-term borrowings [member] Member ifrs-full:ShorttermBorrowingsMember
2028 Disclosure of detailed information about borrowings [line items] LineItems ifrs-full:DisclosureOfDetailedInformationAboutBorrowingsLineItems
2029 Borrowings interest rate Concept (Percent) As Of ifrs-full:BorrowingsInterestRate
2030 1212 - Disclosure - Provision for Return Condition Checks for Aircraft Under Operating Leases - Summary of Provision for Return Condition Checks for Aircraft Under Operating Leases (Detail) Network

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2031 Implied Table Table

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2032 Disclosure of provision for return condition checks for aircraft under operating leases [abstract] Abstract cea:DisclosureOfProvisionForReturnConditionChecksForAircraftUnderOperatingLeasesAbstract
2033 Beginning balance Concept (Monetary) As Of Credit cea:ProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
2034 Accrual Concept (Monetary) For Period Credit cea:AccrualOnProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
2035 Utilization Concept (Monetary) For Period Debit cea:UtilizationOfProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
2036 Ending balance Concept (Monetary) As Of Credit cea:ProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
2037 Less: current portion Concept (Monetary) As Of Credit cea:CurrentPortionOfProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
2038 Long-term portion Concept (Monetary) As Of Credit cea:NoncurrentPortionOfProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
2039 1213 - Disclosure - Post-Retirement Benefit Obligations - Summary of Post-retirement Benefit Obligations Recognized in Consolidated Statement of Financial Position (Detail) Network

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2040 Implied Table Table

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2041 Disclosure of defined benefit plans [abstract] Abstract ifrs-full:DisclosureOfDefinedBenefitPlansAbstract
2042 Post-retirement benefit obligations Concept (Monetary) As Of Credit ifrs-full:RecognisedLiabilitiesDefinedBenefitPlan
2043 Less: current portion Concept (Monetary) As Of Credit ifrs-full:CurrentRecognisedLiabilitiesDefinedBenefitPlan
2044 Non-current portion Concept (Monetary) As Of Credit ifrs-full:NoncurrentRecognisedLiabilitiesDefinedBenefitPlan
2045 1214 - Disclosure - Post-Retirement Benefit Obligations - Summary of Principal Actuarial Assumptions Utilized (Detail) Network

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2046 Implied Table Table

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2047 Disclosure of defined benefit plans [abstract] Abstract ifrs-full:DisclosureOfDefinedBenefitPlansAbstract
2048 Discount rates for post-retirement benefits Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfDiscountRates
2049 Mortality rate Concept (Text/String) For Period cea:MortalityRateDescription
2050 Annual increase rate of post-retirement medical expenses Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfMedicalCostTrendRates
2051 Inflation rate of pension benefits Concept (Percent) As Of ifrs-full:ActuarialAssumptionOfExpectedRatesOfInflation
2052 1215 - Disclosure - Post-Retirement Benefit Obligations - Summary of Quantitative Sensitivity Analysis for Significant Assumptions (Detail) Network

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2053 Disclosure of sensitivity analysis for actuarial assumptions [Table] Table

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ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsTable
2054 Actuarial assumptions [axis] Axis ifrs-full:ActuarialAssumptionsAxis
2055 Actuarial assumptions [member] Member ifrs-full:ActuarialAssumptionsMember
2056 Discount rate for post-retirement benefits [member] Member ifrs-full:ActuarialAssumptionOfDiscountRatesMember
2057 Annual increase rate of pension benefits [member] Member ifrs-full:ActuarialAssumptionOfExpectedRatesOfPensionIncreasesMember
2058 Annual increase rate of medical expenses [member] Member ifrs-full:ActuarialAssumptionOfMedicalCostTrendRatesMember
2059 Disclosure of sensitivity analysis for actuarial assumptions [Line items] LineItems ifrs-full:DisclosureOfSensitivityAnalysisForActuarialAssumptionsLineItems
2060 Increase in rate % Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleIncreaseInActuarialAssumption
2061 Increase/ (decrease) in post-retirement benefit obligations Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleIncreaseInActuarialAssumption
2062 Decrease in rate % Concept (Percent) As Of ifrs-full:PercentageOfReasonablyPossibleDecreaseInActuarialAssumption
2063 Increase/ (decrease) in post-retirement benefit obligations Concept (Monetary) As Of Credit ifrs-full:IncreaseDecreaseInDefinedBenefitObligationDueToReasonablyPossibleDecreaseInActuarialAssumption
2064 1216 - Disclosure - Post-Retirement Benefit Obligations - Summary of Expected Contributions of Post-retirement Benefit Obligations (Detail) Network

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2065 Disclosure of defined benefit plans [Table] Table

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2066 Maturity [axis] Axis ifrs-full:MaturityAxis
2067 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
2068 Less than 1 year [member] Member ifrs-full:NotLaterThanOneYearMember
2069 2 and 5 years [member] Member ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember
2070 Between 6 and 10 years [member] Member cea:LaterThanSixYearsAndNotLaterThanTenYearsMember
2071 Over 10 years [member] Member ifrs-full:LaterThanTenYearsMember
2072 Disclosure of defined benefit plans [Line Items] LineItems ifrs-full:DisclosureOfDefinedBenefitPlansLineItems
2073 Expected payments Concept (Monetary) For Period Credit ifrs-full:EstimateOfContributionsExpectedToBePaidToPlan
2074 1217 - Disclosure - Post-Retirement Benefit Obligations - Additional Information (Detail) Network

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2075 Implied Table Table

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2076 Disclosure of defined benefit plans [abstract] Abstract ifrs-full:DisclosureOfDefinedBenefitPlansAbstract
2077 Average duration of the post-retirement benefit obligations Concept (Decimal) For Period ifrs-full:WeightedAverageDurationOfDefinedBenefitObligation
2078 1218 - Disclosure - Post-Retirement Benefit Obligations - Summary of Movements in Post-retirement Benefit Obligations (Detail) Network

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2079 Implied Table Table

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2080 Disclosure of movements in defined benefit liability [abstract] Abstract cea:DisclosureOfMovementsInDefinedBenefitLiabilityAbstract
2081 Beginning balance Concept (Monetary) As Of Credit ifrs-full:LiabilityAssetOfDefinedBenefitPlans
2082 Pension cost charged to profit or loss, Service cost Concept (Monetary) For Period Credit ifrs-full:CurrentServiceCostNetDefinedBenefitLiabilityAsset
2083 Pension cost charged to profit or loss, Net interest Concept (Monetary) For Period Credit ifrs-full:InterestExpenseIncomeNetDefinedBenefitLiabilityAsset
2084 Pension cost charged to profit or loss, Sub-total included in profit or loss Concept (Monetary) For Period Credit cea:CurrentServiceCostAndInterestExpenseIncomeNetDefinedBenefitLiabilityAsset
2085 Remeasurement (gains)/losses in other comprehensive income, Actuarial changes arising from changes in financial assumptions Concept (Monetary) For Period Debit ifrs-full:ActuarialGainsLossesArisingFromChangesInFinancialAssumptionsNetDefinedBenefitLiabilityAsset
2086 Remeasurement (gains)/losses in other comprehensive income, Actuarial changes arising from changes in demographic assumptions Concept (Monetary) For Period Debit ifrs-full:ActuarialGainsLossesArisingFromChangesInDemographicAssumptionsNetDefinedBenefitLiabilityAsset
2087 Remeasurement (gains)/losses in other comprehensive income, Experience adjustments Concept (Monetary) For Period Debit ifrs-full:ActuarialGainsLossesArisingFromExperienceAdjustmentsNetDefinedBenefitLiabilityAsset
2088 Remeasurement (gains)/losses in other comprehensive income, Sub-total included in other comprehensive income Concept (Monetary) For Period Debit ifrs-full:GainLossOnRemeasurementOfNetDefinedBenefitLiabilityAsset
2089 Benefit settled Concept (Monetary) For Period Debit ifrs-full:PaymentsFromPlanNetDefinedBenefitLiabilityAsset
2090 (Transferred out) Due to disposal of subsidiary Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughBusinessCombinationsAndDisposalsNetDefinedBenefitLiabilityAsset
2091 Ending balance Concept (Monetary) As Of Credit ifrs-full:LiabilityAssetOfDefinedBenefitPlans
2092 1219 - Disclosure - Other Long-term Liabilities - Summary of Other Long-term Liabilities (Detail) Network

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2093 Implied Table Table

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2094 Subclassifications of assets, liabilities and equities [abstract] Abstract ifrs-full:SubclassificationsOfAssetsLiabilitiesAndEquitiesAbstract
2095 Fair value of unredeemed points awarded under the Group's frequent flyer program Concept (Monetary) As Of Credit cea:FairValueOfUnredeemedPointsAwardedUnderTheGroupFrequentFlyerPrograms
2096 Long-term duties and levies payable relating to finance leases Concept (Monetary) As Of Credit cea:LongTermDutiesAndLeviesPayableRelatingToFinanceLeases
2097 Deferred gains in sale and leaseback transactions Concept (Monetary) As Of Credit cea:DeferredGainsRelatingToSaleAndLeaseback
2098 Other long-term payables Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentPayables
2099 Other long-term liabilities Concept (Monetary) As Of Credit ifrs-full:OtherLiabilities
2100 Less: current portion included in other payables and accruals (note 37) Concept (Monetary) As Of Credit cea:CurrentPortionOfOtherLongtermLiabilities
2101 Non-current portion Concept (Monetary) As Of Credit ifrs-full:OtherNoncurrentLiabilities
2102 1220 - Disclosure - Share Capital - Summary of Share Capital (Detail) Network

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2103 Disclosure of classes of share capital [Table] Table

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ifrs-full:DisclosureOfClassesOfShareCapitalTable
2104 Classes of share capital [axis] Axis ifrs-full:ClassesOfShareCapitalAxis
2105 Share capital [member] Member ifrs-full:ClassesOfShareCapitalMember
2106 A shares [member] Member cea:ClassASharesMember
2107 H shares [member] Member cea:ClassHSharesMember
2108 Disclosure of classes of share capital [Line items] LineItems ifrs-full:DisclosureOfClassesOfShareCapitalLineItems
2109 Share capital Concept (Monetary) As Of Credit ifrs-full:IssuedCapital
2110 1221 - Disclosure - Share Capital - Summary of Share Capital (Parenthetical) (Detail) Network

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2111 Implied Table Table

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2112 Disclosure of classes of share capital [abstract] Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
2113 Par value per share Concept (Share) As Of ifrs-full:ParValuePerShare
2114 1222 - Disclosure - Share Capital - Summary of Movements in Share Capital (Detail) Network

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2115 Implied Table Table

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2116 Disclosure of classes of share capital [abstract] Abstract ifrs-full:DisclosureOfClassesOfShareCapitalAbstract
2117 Beginning balance Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
2118 Issue of shares Concept (Shares) For Period ifrs-full:IncreaseDecreaseInNumberOfOrdinarySharesIssued
2119 Ending balance Concept (Shares) As Of ifrs-full:NumberOfSharesIssued
2120 1223 - Disclosure - Reserves - Summary of Reserves (Detail) Network

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2121 Disclosure of reserves within equity [Table] Table

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ifrs-full:DisclosureOfReservesWithinEquityTable
2122 Components of equity [axis] Axis ifrs-full:ComponentsOfEquityAxis
2123 Equity [member] Member ifrs-full:EquityMember
2124 Share premium [member] Member ifrs-full:SharePremiumMember
2125 Capital reserve [member] Member ifrs-full:CapitalReserveMember
2126 Hedging reserve [member] Member ifrs-full:ReserveOfCashFlowHedgesMember
2127 Statutory reserve [member] Member ifrs-full:StatutoryReserveMember
2128 Other reserves [member] Member ifrs-full:MiscellaneousOtherReservesMember
2129 Retained Profits [member] Member ifrs-full:RetainedEarningsMember
2130 Retained earnings and other reserves [member] Member cea:RetainedEarningsAndOtherReservesMember
2131 New IFRSs [axis] Axis ifrs-full:NewIFRSsAxis
2132 New IFRSs [member] Member ifrs-full:NewIFRSsMember
2133 Increase (decrease) due to application of IFRS 9 [member] Member cea:IncreaseDecreaseDueToApplicationOfIFRS9Member
2134 Increase (decrease) due to application of IFRS 15 [member] Member ifrs-full:IncreaseDecreaseDueToApplicationOfIFRS15Member
2135 Currently Stated [member] Member cea:CurrentlyStatedMember
2136 Disclosure of reserves within equity [Line Items] LineItems ifrs-full:DisclosureOfReservesWithinEquityLineItems
2137 Effect of adoption of IFRS Concept (Monetary) For Period ifrs-full:IncreaseDecreaseInAccountingEstimate
2138 Beginning balance Concept (Monetary) As Of Credit ifrs-full:Equity
2139 Unrealized gains on cash flow hedges (note 25) Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxCashFlowHedges
2140 Fair value movements in available-for-sale investments Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxAvailableforsaleFinancialAssets
2141 Fair value movements in equity investments designated at fair value through other comprehensive income Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxFinancialAssetsMeasuredAtFairValueThroughOtherComprehensiveIncome
2142 Fair value changes of available-for-sale investments held by an associate Concept (Monetary) For Period Credit ifrs-full:ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax
2143 Actuarial gains (losses) on post-retirement benefit obligations Concept (Monetary) For Period Credit ifrs-full:OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans
2144 Transfer from retained profits Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughTransferToStatutoryReserve
2145 Profit for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
2146 Final 2016 dividend Concept (Monetary) For Period Debit cea:FinalDividendsRecognisedAsDistributionsToOwners
2147 Ending balance Concept (Monetary) As Of Credit ifrs-full:Equity
2148 1224 - Disclosure - Partly-owned Subsidiaries with Material Non-controlling Interests - Summary of Subsidiaries that have Material Non-controlling Interests (Detail) Network

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2149 Disclosure of subsidiaries [Table] Table

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ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesTable
2150 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2151 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2152 China Eastern Airlines Jiangsu Co., Ltd. [member] Member cea:ChinaEasternAirlinesJiangsuCoLtdMember
2153 China Eastern Airlines Yunnan Co., Ltd. [member] Member cea:ChinaEasternAirlinesYunnanCoLtdMember
2154 China Eastern Airlines Wuhan Co., Ltd. [member] Member cea:ChinaEasternAirlinesWuhanCoLtdMember
2155 Disclosure of subsidiaries [Line Items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
2156 Percentage of equity interest held by non-controlling interests Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestsHeldByNoncontrollingInterests
2157 Profit for the year allocated to non-controlling interests Concept (Monetary) For Period Credit ifrs-full:ProfitLossAttributableToNoncontrollingInterests
2158 Dividends paid to non-controlling interests Concept (Monetary) For Period Credit ifrs-full:DividendsPaidToNoncontrollingInterests
2159 Accumulated balances of non-controlling interests at the reporting dates Concept (Monetary) As Of Credit ifrs-full:NoncontrollingInterests
2160 1225 - Disclosure - Partly-owned Subsidiaries with Material Non-controlling Interests - Summary of Financial Information of Subsidiaries that have Material Non-controlling Interests (Detail) Network

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2161 Disclosure of subsidiaries [Table] Table

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ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesTable
2162 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2163 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2164 China Eastern Airlines Jiangsu Co., Ltd. [member] Member cea:ChinaEasternAirlinesJiangsuCoLtdMember
2165 China Eastern Airlines Yunnan Co., Ltd. [member] Member cea:ChinaEasternAirlinesYunnanCoLtdMember
2166 China Eastern Airlines Wuhan Co., Ltd. [member] Member cea:ChinaEasternAirlinesWuhanCoLtdMember
2167 China Cargo Airlines Co., Ltd. [member] Member cea:ChinaCargoAirlinesCoLtdMember
2168 Disclosure of subsidiaries [Line Items] LineItems ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesLineItems
2169 Revenue Concept (Monetary) For Period Credit ifrs-full:RevenueFromContractsWithCustomers
2170 Total expenses Concept (Monetary) For Period Debit ifrs-full:OperatingExpense
2171 Profit for the year Concept (Monetary) For Period Credit ifrs-full:ProfitLoss
2172 Total comprehensive income for the year Concept (Monetary) For Period Credit ifrs-full:ComprehensiveIncome
2173 Current assets Concept (Monetary) As Of Debit ifrs-full:CurrentAssets
2174 Non-current assets Concept (Monetary) As Of Debit ifrs-full:NoncurrentAssets
2175 Current liabilities Concept (Monetary) As Of Credit ifrs-full:CurrentLiabilities
2176 Non-current liabilities Concept (Monetary) As Of Credit ifrs-full:NoncurrentLiabilities
2177 Net cash flows from operating activities Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperatingActivities
2178 Net cash flows used in investing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInInvestingActivities
2179 Net cash flows used in financing activities Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromUsedInFinancingActivities
2180 Effect of foreign exchange rate changes, net Concept (Monetary) For Period Debit ifrs-full:EffectOfExchangeRateChangesOnCashAndCashEquivalents
2181 Net increase in cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:IncreaseDecreaseInCashAndCashEquivalents
2182 1226 - Disclosure - Disposal of a Subsidiary - Additional Information (Detail) Network

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2183 Disclosure Of Disposal Of Subsidiaries [table] Table

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2184 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2185 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2186 Eastern Airlines Industry Investment Company Limited [member] Member cea:EasternAirlinesIndustryInvestmentCompanyLimitedMember
2187 Disclosure of disposal of subsidiaries [line items] LineItems cea:DisclosureOfDisposalOfSubsidiariesLineItems
2188 Proportion of ownership interest in subsidiary Concept (Percent) For Period ifrs-full:ProportionOfOwnershipInterestInSubsidiary
2189 1227 - Disclosure - Disposal of a Subsidiary - Summary of Disposal of a Subsidiary (Detail) Network

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2190 Implied Table Table

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2191 Disclosure of subsidiaries [abstract] Abstract ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesAbstract
2192 Net assets disposed of: Abstract cea:NetAssetsDisposalOfAbstract
2193 Inventory Concept (Monetary) As Of Debit ifrs-full:Inventories
2194 Trade receivables Concept (Monetary) For Period Credit cea:DisposalsTradeReceivables
2195 Cash and cash equivalents Concept (Monetary) For Period Debit ifrs-full:CashAndCashEquivalentsInSubsidiaryOrBusinessesAcquiredOrDisposed2013
2196 Trade payables Concept (Monetary) For Period Debit cea:DisposalsTradePayables
2197 Other payables and accruals Concept (Monetary) For Period Debit cea:DisposalsOtherPayablesAndAccruals
2198 Net assets Concept (Monetary) For Period Credit cea:NetAssetsDisposedOf
2199 Gain on disposal of a subsidiary Concept (Monetary) For Period Credit ifrs-full:GainsLossesRecognisedWhenControlInSubsidiaryIsLost
2200 Cash Concept (Monetary) For Period Credit ifrs-full:PortionOfConsiderationPaidReceivedConsistingOfCashAndCashEquivalents
2201 1228 - Disclosure - Disposal of a Subsidiary - Summary of Analysis of Net Inflow of Cash and Cash Equivalents in Respect of Disposal of a Subsidiary (Detail) Network

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2202 Implied Table Table

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2203 Disclosure of subsidiaries [abstract] Abstract ifrs-full:DisclosureOfSignificantInvestmentsInSubsidiariesAbstract
2204 Cash consideration Concept (Monetary) For Period Credit ifrs-full:ConsiderationPaidReceived
2205 Cash and bank balances disposed of Concept (Monetary) For Period Debit ifrs-full:CashAndCashEquivalentsInSubsidiaryOrBusinessesAcquiredOrDisposed2013
2206 Net inflow of cash and cash equivalents in respect of the disposal of a subsidiary Concept (Monetary) For Period Debit ifrs-full:CashFlowsFromLosingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities
2207 1229 - Disclosure - Notes to the Statement of Consolidated Cash Flows - Summary of Notes to Statement of Consolidated Cash Flows (Detail) Network

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2208 Implied Table Table

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2209 Statement of cash flows [abstract] Abstract ifrs-full:StatementOfCashFlowsAbstract
2210 Profit before income tax Concept (Monetary) For Period Credit ifrs-full:ProfitLossBeforeTax
2211 Adjustments for: Abstract ifrs-full:AdjustmentsForReconcileProfitLossAbstract
2212 Depreciation of property, plant and equipment and amortization of other non-currentassets Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForDepreciationAndAmortisationExpense
2213 Amortization of intangible assets Concept (Monetary) For Period ifrs-full:AmortisationIntangibleAssetsOtherThanGoodwill
2214 Depreciation of investment properties Concept (Monetary) For Period ifrs-full:DepreciationInvestmentProperty
2215 Amortization of prepayments for land use rights Concept (Monetary) For Period Debit cea:AmortizationOfLandUseRightExpenseInProfitOrLoss
2216 Gains on disposal of property, plant and equipment Concept (Monetary) For Period Credit ifrs-full:AdjustmentsForGainLossOnDisposalsPropertyPlantAndEquipment
2217 Gain on disposal of prepayments for land use rights Concept (Monetary) For Period Credit cea:GainOnDisposalOfPrepaymentsForLandUseRight
2218 Gain on disposal of investment in a subsidiary Concept (Monetary) For Period Credit ifrs-full:GainsLossesRecognisedWhenControlInSubsidiaryIsLost
2219 Gain on disposal of investment in an associate Concept (Monetary) For Period Credit cea:GainOnDisposalOfAssociate
2220 Gain on disposal of available-for-sale investments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnAvailableforsaleFinancialAssets
2221 Dividend income from equity investments at fair value through other comprehensive income Concept (Monetary) For Period Credit cea:DividendIncomeFromEquityInvestmentsAtFairValueThroughOtherComprehensiveIncome
2222 Dividend income from available-for-sale investments Concept (Monetary) For Period Credit ifrs-full:RevenueFromDividends
2223 Dividend income from financial asset at fair value through profit or loss Concept (Monetary) For Period Credit cea:DividendIncomeForFinancialAssetsAtFairValueThroughProfitOrLoss
2224 Share of results of associates Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod
2225 Share of results of joint ventures Concept (Monetary) For Period Credit ifrs-full:ShareOfProfitLossOfJointVenturesAccountedForUsingEquityMethod
2226 Net foreign exchange (gain)/loss Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForUnrealisedForeignExchangeLossesGains
2227 Loss on fair value changes of financial asset at fair value through profit or loss Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnFinancialAssetsAtFairValueThroughProfitOrLoss
2228 (Gain)/loss on fair value changes of derivative financial instruments Concept (Monetary) For Period Credit ifrs-full:GainsLossesOnChangeInFairValueOfDerivatives
2229 Impairment charges Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss
2230 Impairment losses on financial assets, net Concept (Monetary) For Period Debit ifrs-full:ImpairmentLossOnFinancialAssets
2231 Interest income Concept (Monetary) For Period Credit ifrs-full:FinanceIncome
2232 Interest expense Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForInterestExpense
2233 Operating profit before working capital changes Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital
2234 Changes in working capital Abstract cea:IncreaseDecreaseInWorkingCapitalAbstract
2235 Flight equipment spare parts Concept (Monetary) For Period Debit cea:AdjustmentsForIncreaseDecreaseInFlightEquipmentSpareParts
2236 Trade and notes receivables Concept (Monetary) For Period Debit cea:AdjustmentsForDecreaseIncreaseInTradeAndNotesReceivables
2237 Prepayments and other receivables Concept (Monetary) For Period Debit cea:AdjustmentsForIncreaseDecreaseInPrepaymentsAndOtherReceivables
2238 Sales in advance of carriage Concept (Monetary) For Period Debit cea:AdjustmentsForIncreaseDecreaseSalesInAdvanceOfCarriage
2239 Contract liabilities Concept (Monetary) For Period Debit cea:AdjustmentsForDecreaseIncreaseInContractLiabilities
2240 Restricted bank deposits and short-term bank deposits Concept (Monetary) For Period Debit cea:AdjustmentsForDecreaseIncreaseInRestrictedBankDepositsAndShorttermBankDeposits
2241 Trade and bills payables Concept (Monetary) For Period Debit cea:AdjustmentsForIncreaseDecreaseInTradeAndBillsPayables
2242 Other payables and accruals Concept (Monetary) For Period Debit cea:AdjustmentsForIncreaseDecreaseInOtherPayablesAndAccruals
2243 Staff housing allowances Concept (Monetary) For Period Debit cea:AdjustmentsForIncreaseDecreaseInStaffHousingAllowances
2244 Other long-term liabilities Concept (Monetary) For Period Debit cea:AdjustmentsForIncreaseDecreaseInOtherNoncurrentLiabilities
2245 Post-retirement benefit obligations Concept (Monetary) For Period Debit ifrs-full:AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities
2246 Provision for return condition checks for aircraft under operating leases Concept (Monetary) For Period Debit cea:AdjustmentForIncreaseDecreaseInProvisionForReturnConditionChecksForAircraftUnderOperatingLeases
2247 Operating lease deposits Concept (Monetary) For Period Debit cea:AdjustmentsForIncreaseDecreaseInOperatingLeaseDeposits
2248 Cash generated from operations Concept (Monetary) For Period ifrs-full:CashFlowsFromUsedInOperations
2249 1230 - Disclosure - Notes to the Statement of Consolidated Cash Flows - Summary of Major Non-cash Transactions (Detail) Network

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2250 Implied Table Table

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2251 Statement of cash flows [abstract] Abstract ifrs-full:StatementOfCashFlowsAbstract
2252 Finance lease obligations incurred for acquisition of aircraft Concept (Monetary) For Period Debit cea:NoncashTransactionsFinanceLeaseObligationsIncurredForAcquisitionOfAircrafts
2253 1231 - Disclosure - Notes to the Statement of Consolidated Cash Flows - Summary of Changes in Liabilities Arising from Financing Activities (Detail) Network

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2254 Disclosure of reconciliation of liabilities arising from financing activities [table] Table

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ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesTable
2255 Liabilities arising from financing activities [axis] Axis ifrs-full:LiabilitiesArisingFromFinancingActivitiesAxis
2256 Liabilities arising from financing activities [member] Member ifrs-full:LiabilitiesArisingFromFinancingActivitiesMember
2257 Bank and other loans [member] Member cea:BankAndOtherLoansMember
2258 Obligations Under Finance Leases [member] Member cea:ObligationsUnderFinanceLeasesMember
2259 Disclosure of reconciliation of liabilities arising from financing activities [Line Items] LineItems ifrs-full:DisclosureOfReconciliationOfLiabilitiesArisingFromFinancingActivitiesLineItems
2260 Beginning balance Concept (Monetary) As Of Credit ifrs-full:LiabilitiesArisingFromFinancingActivities
2261 Changes from financing cash flow Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughFinancingCashFlowsLiabilitiesArisingFromFinancingActivities
2262 Reclassification as part of the disposal group Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughObtainingOrLosingControlOfSubsidiariesOrOtherBusinessesLiabilitiesArisingFromFinancingActivities
2263 Foreign exchange movement Concept (Monetary) For Period Credit ifrs-full:IncreaseDecreaseThroughEffectOfChangesInForeignExchangeRatesLiabilitiesArisingFromFinancingActivities
2264 New finance leases Concept (Monetary) For Period Credit ifrs-full:IncreaseThroughNewLeasesLiabilitiesArisingFromFinancingActivities
2265 Ending balance Concept (Monetary) As Of Credit ifrs-full:LiabilitiesArisingFromFinancingActivities
2266 1232 - Disclosure - Commitments - Summary of Capital Commitments (Detail) Network

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2267 Disclosure of capital commitments [Table] Table

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*

cea:DisclosureOfCapitalCommitmentsTable
2268 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
2269 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
2270 Aircrafts, engines and flight equipment, owned [member] Member ifrs-full:OwnedAircraftMember
2271 Other property, plant and equipment [member] Member ifrs-full:OtherPropertyPlantAndEquipmentMember
2272 Investments [member] Member ifrs-full:EquityInvestmentsMember
2273 Disclosure of capital commitments [Line Items] LineItems cea:DisclosureOfCapitalCommitmentsLineItems
2274 Capital commitments Concept (Monetary) As Of Credit ifrs-full:ContractualCapitalCommitments
2275 1233 - Disclosure - Commitments - Summary of Aged Analysis of Contracted Expenditures for Aircraft, Engines and Flight Equipment (Detail) Network

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2276 Disclosure of capital commitments [Table] Table

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cea:DisclosureOfCapitalCommitmentsTable
2277 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
2278 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
2279 Aircrafts, engines and flight equipment, owned [member] Member ifrs-full:OwnedAircraftMember
2280 Maturity [axis] Axis ifrs-full:MaturityAxis
2281 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
2282 Less than 1 year [member] Member ifrs-full:NotLaterThanOneYearMember
2283 1 to 2 years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
2284 In the third year [member] Member ifrs-full:LaterThanTwoYearsAndNotLaterThanThreeYearsMember
2285 In the fourth year [member] Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFourYearsMember
2286 Over four years [member] Member cea:LaterThanFourYearsMember
2287 Disclosure of capital commitments [Line Items] LineItems cea:DisclosureOfCapitalCommitmentsLineItems
2288 Capital commitments Concept (Monetary) As Of Credit ifrs-full:ContractualCapitalCommitments
2289 1234 - Disclosure - Commitments - Summary of Future Minimum Lease Rentals Under Operating Leases (Detail) Network

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2290 Disclosure of maturity analysis of operating lease payments [table] Table

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ifrs-full:DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsTable
2291 Classes of property, plant and equipment [axis] Axis ifrs-full:ClassesOfPropertyPlantAndEquipmentAxis
2292 Property, Plant and Equipment [Member] Member ifrs-full:PropertyPlantAndEquipmentMember
2293 Aircraft Engines and Flight Equipment under Operating Leases [member] Member cea:AircraftEnginesAndFlightEquipmentUnderOperatingLeasesMember
2294 Land and Buildings [member] Member ifrs-full:LandAndBuildingsMember
2295 Maturity [axis] Axis ifrs-full:MaturityAxis
2296 Aggregated time bands [member] Member ifrs-full:AggregatedTimeBandsMember
2297 Less than 1 year [member] Member ifrs-full:NotLaterThanOneYearMember
2298 1 to 2 years [member] Member ifrs-full:LaterThanOneYearAndNotLaterThanTwoYearsMember
2299 In the third to fifth years, inclusive [member] Member ifrs-full:LaterThanThreeYearsAndNotLaterThanFiveYearsMember
2300 Over 5 years [member] Member ifrs-full:LaterThanFiveYearsMember
2301 Disclosure of maturity analysis of operating lease payments [Line items] LineItems ifrs-full:DisclosureOfMaturityAnalysisOfOperatingLeasePaymentsLineItems
2302 Future minimum lease rentals under operating leases Concept (Monetary) As Of Credit ifrs-full:MinimumLeasePaymentsPayableUnderNoncancellableOperatingLease
2303 1235 - Disclosure - Related Party Transactions - Additional Information (Detail) Network

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2304 Disclosure of transactions between related parties [Table] Table

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ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
2305 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2306 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2307 China Eastern Air Holding Company [member] Member ifrs-full:ParentMember
2308 CES Global Holdings (Hong Kong) Limited [member] Member cea:CESGlobalHoldingsHongKongLimitedMember
2309 CES Finance Holding Co., Ltd. [member] Member cea:CESFinanceHoldingCoLtdMember
2310 Disclosure of transactions between related parties [Line Items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2311 Percentage of shares owned by related party Concept (Percent) For Period cea:PercentageOfOwnershipHeldByRelatedParty
2312 Bonds guaranteed by CEA Holding Concept (Monetary) For Period ifrs-full:ProvisionOfGuaranteesOrCollateralToEntityRelatedPartyTransactions
2313 1236 - Disclosure - Related Party Transactions - Summary of Nature of Related Parties (Detail) Network

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2314 Disclosure of nature of related parties [table] Table

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*

cea:DisclosureOfNatureOfRelatedPartiesTable
2315 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2316 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2317 Eastern Air Group Finance Company [member] Member cea:EasternAirGroupFinanceCompanyMember
2318 Eastern Aviation Import & Export Co., Ltd. [member] Member cea:EasternAviationImportExportCoLtdMember
2319 Shanghai Pratt & Whitney Aircraft Engine Maintenance Co., Ltd. [member] Member cea:ShanghaiPrattAndWhitneyAircraftEngineMaintenanceCoLtdMember
2320 Eastern Aviation Advertising Service Co., Ltd. [member] Member cea:EasternAviationAdvertisingServiceCoLtdMember
2321 Shanghai Collins Aviation Maintenance Service Co., Ltd. [member] Member cea:ShanghaiCollinsAviationMaintenanceServiceCoLtdMember
2322 CAE Melbourne Flight Training Pty Limited [member] Member cea:CaeMelbourneFlightTrainingPtyLimitedMember
2323 Shanghai Eastern Union Aviation Wheels and Brakes Maintenance Services Overhaul Engineering Co Ltd [member] Member cea:ShanghaiEasternUnionAviationWheelsAndBrakesMaintenanceServicesOverhaulEngineeringCoLtdMember
2324 Shanghai Technologies Aerospace Co Ltd [member] Member cea:ShanghaiTechnologiesAerospaceCoLtdMember
2325 Eastern China Kaiya System Integration Co Ltd [member] Member cea:EasternChinaKaiyaSystemIntegrationCoLtdMember
2326 Shanghai Hute Aviation Technology Co Ltd [member] Member cea:ShanghaiHuteAviationTechnologyCoLtdMember
2327 CEA Development Co., Ltd. and its subsidiaries [member] Member cea:CEADevelopmentCoLtdMember
2328 China Eastern Air Catering Investment Co., Ltd. [member] Member cea:ChinaEasternAirCateringInvestmentCoLtdMember
2329 CES International Financial Leasing Corporation Limited [member] Member cea:CESInternationalFinancialLeasingCorporationLimitedAndItsSubsidiariesMember
2330 Shanghai Eastern Airlines Investment Co., Ltd. [member] Member cea:ShanghaiEasternAirlinesInvestmentCoLtdMember
2331 Shanghai Eastern Airlines Logistics Co., Ltd. and its Subsidiaries [member] Member cea:ShanghaiEasternAirlinesLogisticsCoLtdAndItsSubsidiariesMember
2332 Eastern Airlines Industry Investment Company Limited [member] Member cea:EasternAirlinesIndustryInvestmentCompanyLimitedMember
2333 CES Finance Holding Co Limited [member] Member cea:CesFinanceHoldingCoLimitedMember
2334 CES Global Holdings (Hong Kong) Limited [member] Member cea:CESGlobalHoldingsHongKongLimitedMember
2335 Hong Kong Securities Clearing Company Ltd [member] Member cea:HongKongSecuritiesClearingCompanyLtdMember
2336 Travelsky technology limited [member] Member cea:TravelskyTechnologyLimitedMember
2337 China Aviation Supplies Holding Company and its Subsidiaries [member] Member cea:ChinaAviationSuppliesHoldingCompanyAndItsSubsidiariesMember
2338 Air France-KLM Group [member] Member cea:AirFranceKLMGroupMember
2339 Disclosure of nature of related parties [line items] LineItems cea:DisclosureOfNatureOfRelatedPartiesLineItems
2340 Relationship with the Group Concept (Text/String) For Period ifrs-full:DescriptionOfNatureOfRelatedPartyRelationship
2341 1237 - Disclosure - Related Party Transactions - Summary of Related Party Transactions (Detail) Network

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*

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2342 Disclosure of transactions between related parties [Table] Table

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*

ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesTable
2343 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2344 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2345 CEA Development Co., Ltd. and its subsidiaries [member] Member cea:CEADevelopmentCoLtdMember
2346 Eastern Aviation Import & Export Co., Ltd. [member] Member cea:EasternAviationImportExportCoLtdMember
2347 Shanghai Pratt & Whitney Aircraft Engine Maintenance Co., Ltd. [member] Member cea:ShanghaiPrattAndWhitneyAircraftEngineMaintenanceCoLtdMember
2348 Shanghai Technologies Aerospace Co., Ltd. [member] Member cea:ShanghaiTechnologiesAerospaceCoLimitedMember
2349 Wheels & Brakes [member] Member cea:WheelsAndBrakesMember
2350 Shanghai Hute Aviation Technology Co., Ltd. [member] Member cea:ShanghaiHuteAviationTechnologyCoLimitedMember
2351 Eastern Aviation Advertising Service Co., Ltd. [member] Member cea:EasternAviationAdvertisingServiceCoLtdMember
2352 China Kaiya [member] Member cea:ChinaKaiyaMember
2353 Shanghai Collins Aviation Maintenance Service Co., Ltd. [member] Member cea:ShanghaiCollinsAviationMaintenanceServiceCoLtdMember
2354 Travelsky technology limited [member] Member cea:TravelskyTechnologyLimitedMember
2355 CASC [member] Member cea:CascMember
2356 CAE Melbourne Flight Training Pty Ltd. [member] Member cea:CAEMelbourneFlightTrainingPtyLtdMember
2357 AFK [member] Member cea:AfkMember
2358 China Eastern Air Holding Company [member] Member ifrs-full:ParentMember
2359 Eastern Logistics [member] Member cea:EasternLogisticsMember
2360 CES International Financial Leasing Corporation Limited [member] Member cea:CESInternationalFinancialLeasingCorporationLimitedAndItsSubsidiariesMember
2361 Eastern Air Finance [member] Member cea:EasternAirFinanceMember
2362 Eastern Airlines Industry Investment Company Limited [member] Member cea:EasternAirlinesIndustryInvestmentCompanyLimitedMember
2363 Products and services [axis] Axis ifrs-full:ProductsAndServicesAxis
2364 Products and services [member] Member ifrs-full:ProductsAndServicesMember
2365 Payments on food and beverages [member] Member cea:PaymentsOnFoodAndBeveragesMember
2366 Handling Charges for Purchase of Aircraft, Flight Equipment, Flight Equipment Spare Parts, Other Property, Plant and Flight Equipment and Repairs for Aircraft and Engines [member] Member cea:HandlingChargesMember
2367 Repairs and Maintenance Expense for Aircraft and Engines [member] Member cea:RepairsAndMaintenanceExpenseMember
2368 Payments on cabin cleaning services [member] Member cea:PaymentsOnCabinCleaningServicesMember
2369 Advertising Expense [member] Member cea:AdvertisingExpensesMember
2370 Payments on system services [member] Member cea:PaymentsOnSystemServicesMember
2371 Equipment Maintenance Fee [member] Member cea:EquipmentMaintenanceFeeMember
2372 Automobile Maintenance Service, Aircraft Maintenance, Providing Transportation Automobile and Other Products [member] Member cea:AutomobileMaintenanceServiceAircraftMaintenanceProvidingTransportationAutomobileAndOtherProductsMember
2373 Property Management and Green Maintenance Expenses [member] Member cea:PropertyManagementAndGreenMaintenanceExpensesMember
2374 Payments on hotel accommodation service [member] Member cea:PaymentsOnHotelAccommodationServiceMember
2375 Payments on logistics services [member] Member cea:PaymentsOnLogisticsServicesMember
2376 Civil Aviation Information Network Services [member] Member cea:CivilAviationInformationNetworkServicesMember
2377 Flight Equipment Spare Parts Maintenance [member] Member cea:FlightEquipmentSparePartsMaintenanceMember
2378 Flight Training Fee [member] Member cea:FlightTrainingFeeMember
2379 Payments on Aviation Transportation Cooperation and Support Services [member] Member cea:PaymentsOnAviationTransportationCooperationAndSupportServicesMember
2380 Land and building rental [member] Member cea:LandAndBuildingsRentalMember
2381 Bellyhold space management [member] Member cea:BellyholdSpaceManagementMember
2382 Bellyhold Space Operation Cost [member] Member cea:BellyholdSpaceOperationCostMember
2383 Transfer of the Pilots [member] Member cea:TransferOfThePilotsMember
2384 Cargo Terminal Business Support Services [member] Member cea:CargoTerminalBusinessSupportServicesMember
2385 Bellyhold Container Management [member] Member cea:BellyholdContainerManagementMember
2386 Contractual revenue from Bellyhold Space [member] Member cea:ContractualRevenueFromBellyholdSpaceMember
2387 Freight logistics support services [member] Member cea:FreightLogisticsSupportServicesMember
2388 Software system and support services [member] Member cea:SoftwareSystemAndSupportServicesMember
2389 Transfer of freight depots and equipment [member] Member cea:TransferOfFreightDepotsAndEquipmentMember
2390 Media Royalty Fee [member] Member cea:MediaRoyaltyFeeMember
2391 Aviation Transportation Cooperation and Support Services [member] Member cea:AviationTransportationCooperationAndSupportServicesMember
2392 Payments on Operating Leases [member] Member cea:PaymentsOnOperatingLeasesMember
2393 Payments on Finance Leases [member] Member cea:PaymentsOnFinanceLeasesMember
2394 Interest Expense on Loans [Member] Member cea:InterestExpenseOnLoansMember
2395 Interest Income on Deposits [member] Member cea:InterestIncomeOnDepositsMember
2396 Disposal of a Subsidiary [member] Member cea:SubsidiaryDisposalMember
2397 Disclosure of transactions between related parties [Line Items] LineItems ifrs-full:DisclosureOfTransactionsBetweenRelatedPartiesLineItems
2398 Income or receipts/(expense or payments) Concept (Monetary) For Period Credit cea:IncomeExpenseFromRelatedPartyTransactions
2399 1238 - Disclosure - Related Party Transactions - Summary of Balances with Related Parties (Detail) Network

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*

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2400 Disclosure of balances between related parties [table] Table

*

*

cea:DisclosureOfBalancesBetweenRelatedPartiesTable
2401 Categories of related parties [axis] Axis ifrs-full:CategoriesOfRelatedPartiesAxis
2402 Entity's total for related parties [member] Member ifrs-full:EntitysTotalForRelatedPartiesMember
2403 Shanghai Eastern Airlines Logistics Co., Ltd. [member] Member cea:ShanghaiEasternAirlinesLogisticsCoLtdMember
2404 China Eastern Air Catering Investment Co., Ltd. [member] Member cea:ChinaEasternAirCateringInvestmentCoLtdMember
2405 Eastern Aviation Import & Export Co., Ltd. [member] Member cea:EasternAviationImportExportCoLtdMember
2406 Shanghai Technologies Aerospace Co., Ltd. [member] Member cea:ShanghaiTechnologiesAerospaceCoLimitedMember
2407 Eastern Aviation Advertising Service Co., Ltd. [member] Member cea:EasternAviationAdvertisingServiceCoLtdMember
2408 CEA Development Co., Ltd. and its subsidiaries [member] Member cea:CEADevelopmentCoLtdMember
2409 China Eastern Air Holding Company [member] Member cea:ChinaEasternAirHoldingCompanyMember
2410 CASC [member] Member cea:CascMember
2411 CES Global [member] Member cea:CesGlobalMember
2412 TravelSky [member] Member cea:TravelskyMember
2413 Others [member] Member ifrs-full:OtherRelatedPartiesMember
2414 Shanghai Collins Aviation Maintenance Service Co., Ltd. [member] Member cea:ShanghaiCollinsAviationMaintenanceServiceCoLtdMember
2415 China Eastern Air Holding Company [member] Member ifrs-full:ParentMember
2416 China Aviation Supplies Holding Company and its Subsidiaries [member] Member cea:ChinaAviationSuppliesHoldingCompanyAndItsSubsidiariesMember
2417 Shanghai Hute Aviation Technology Co., Ltd. [member] Member cea:ShanghaiHuteAviationTechnologyCoLimitedMember
2418 Shanghai Eastern Union Aviation Wheels and Brakes Maintenance Services Overhaul Engineering Co Ltd [member] Member cea:ShanghaiEasternUnionAviationWheelsAndBrakesMaintenanceServicesOverhaulEngineeringCoLtdMember
2419 Shanghai Pratt & Whitney Aircraft Engine Maintenance Co., Ltd. [member] Member cea:ShanghaiPrattAndWhitneyAircraftEngineMaintenanceCoLtdMember
2420 China Kaiya [member] Member cea:ChinaKaiyaMember
2421 Shanghai Eastern Union Aviation Wheels & Brakes Maintenance Services Overhaul Engineering Co., Ltd. [member] Member cea:ShanghaiEasternUnionAviationWheelsAndBrakesMaintenanceServicesOverhaulEngineeringCoLimitedMember
2422 Travelsky technology limited [member] Member cea:TravelskyTechnologyLimitedMember
2423 CAE Melbourne Flight Training Pty Ltd. [member] Member cea:CAEMelbourneFlightTrainingPtyLtdMember
2424 Shanghai Eastern Airlines Investment Co., Ltd. [member] Member cea:ShanghaiEasternAirlinesInvestmentCoLtdMember
2425 CES International Financial Leasing Corporation Limited [member] Member cea:CESInternationalFinancialLeasingCorporationLimitedAndItsSubsidiariesMember
2426 Eastern Air Group Finance Co., Ltd. [member] Member cea:EasternAirGroupFinanceCoLtdMember
2427 CAE Melbourne [member] Member cea:CAEMelbourneMember
2428 Disclosure of balances between related parties [line items] LineItems cea:DisclosureOfBalancesBetweenRelatedPartiesLineItems
2429 Trade and notes receivables Concept (Monetary) As Of Debit ifrs-full:TradeAndOtherReceivablesDueFromRelatedParties
2430 Trade and bills payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToRelatedParties
2431 Amounts due from related parties Concept (Monetary) As Of Debit ifrs-full:AmountsReceivableRelatedPartyTransactions
2432 Contract liabilities Concept (Monetary) As Of Credit ifrs-full:ContractLiabilities
2433 Other payables and accruals Concept (Monetary) As Of Credit ifrs-full:AmountsPayableRelatedPartyTransactions
2434 Obligations under finance leases Concept (Monetary) As Of Credit ifrs-full:OutstandingCommitmentsMadeByEntityRelatedPartyTransactions
2435 Short-term deposits (included in cash and cash equivalents) Eastern Air Finance Company Concept (Percent) As Of cea:ShorttermDepositsAverageInterestRate
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2441 1239 - Disclosure - Related Party Transactions - Summary of Key Management Compensation (Detail) Network

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*

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2449 1240 - Disclosure - Financial Instruments by Category (Detail) Network

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2450 Disclosure of detailed information about financial instruments [Table] Table

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2472 Cash and Cash Equivalent [member] Member cea:CashAndCashEquivalentMember
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2494 1241 - Disclosure - Fair Value and Fair Value Hierarchy of Financial Instruments - Summary of Financial Instruments Not Measured at Fair Value (Detail) Network

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2509 Available-for-sale investments Concept (Monetary) As Of Debit ifrs-full:NoncurrentFinancialAssetsAvailableforsale
2510 Derivative financial assets Concept (Monetary) As Of Debit ifrs-full:DerivativeFinancialAssets
2511 Deposits relating to aircraft held under operating leases included in other non-current assets Concept (Monetary) As Of Debit cea:DepositsRelatingToAircraftUnderOperatingLeases
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2514 Long-term borrowings Concept (Monetary) As Of Credit ifrs-full:LongtermBorrowings
2515 Obligations under finance leases Concept (Monetary) As Of Credit ifrs-full:NoncurrentFinanceLeaseLiabilities
2516 Total Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
2517 1242 - Disclosure - Fair Value and Fair Value Hierarchy of Financial Instruments - Summary of Significant Unobservable Inputs to the Valuation of Financial Instruments Together with a Quantitative Sensitivity Analysis (Detail) Network

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*

http://www.en.ceair.com/taxonomy/role/DisclosureFairValueAndFairValueHierarchyOfFinancialInstrumentsSummaryOfSignificantUnobservableInputsToTheValuationOfFinancialInstrumentsTogetherWithAQuantitativeSensitivityAnalysis
2518 Disclosure of significant unobservable inputs used in fair value measurement of equity [table] Table

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2528 1243 - Disclosure - Fair Value and Fair Value Hierarchy of Financial Instruments - Summary of Fair Value Hierarchy of Assets and Liabilities Measured at Fair Value (Detail) Network

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2529 Disclosure of detailed information about financial instruments [Table] Table

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2535 Quoted prices in active markets (Level 1) [member] Member ifrs-full:Level1OfFairValueHierarchyMember
2536 Significant observable inputs (Level 2) [member] Member ifrs-full:Level2OfFairValueHierarchyMember
2537 Significant unobservable inputs (Level 3) [member] Member ifrs-full:Level3OfFairValueHierarchyMember
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2541 Foreign exchange forward contracts [member] Member cea:ForeignExchangeForwardContractsMember
2542 Foreign currency forward contracts [member] Member cea:ForeignCurrencyForwardContractsMember
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2548 Total, assets Concept (Monetary) As Of Debit ifrs-full:FinancialAssets
2549 Derivative financial instruments, liabilities Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilities
2550 Total, liabilities Concept (Monetary) As Of Credit ifrs-full:FinancialLiabilities
2551 1244 - Disclosure - Fair Value and Fair Value Hierarchy of Financial Instruments - Summary of Fair Value Hierarchy of Assets and Liabilities for which Fair Values are Disclosed (Detail) Network

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2552 Disclosure of detailed information about financial instruments [Table] Table

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2565 1245 - Disclosure - Financial Risk Management Objectives and Policies - Additional Information (Detail) Network

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*

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2566 Disclosure of nature and extent of risks arising from financial instruments [table] Table

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2582 Balance due from BSP agents Concept (Monetary) As Of Debit ifrs-full:CurrentTradeReceivables
2583 1246 - Disclosure - Financial Risk Management Objectives and Policies - Summary of Foreign Currency Risk (Detail) Network

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2584 Disclosure of nature and extent of risks arising from financial instruments [table] Table

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2594 Other receivables Concept (Monetary) As Of Debit ifrs-full:OtherCurrentReceivables
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2596 Trade and other payables Concept (Monetary) As Of Credit ifrs-full:TradeAndOtherCurrentPayablesToTradeSuppliers
2597 Obligations under finance leases Concept (Monetary) As Of Credit ifrs-full:FinanceLeaseLiabilities
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2599 1247 - Disclosure - Financial Risk Management Objectives and Policies - Summary of Sensitivity Analysis of Foreign Currency Risk (Detail) Network

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2600 Disclosure of nature and extent of risks arising from financial instruments [table] Table

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2615 1248 - Disclosure - Financial Risk Management Objectives and Policies - Summary of Interest Rate Risk (Detail) Network

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2616 Disclosure of nature and extent of risks arising from financial instruments [table] Table

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2628 Obligations under finance leases Concept (Monetary) As Of Credit ifrs-full:FinanceLeaseLiabilities
2629 Interest rate swaps at notional amount Concept (Monetary) As Of ifrs-full:NotionalAmount
2630 1249 - Disclosure - Financial Risk Management Objectives and Policies - Summary of Sensitivity Analysis of Interest Rate Risk (Detail) Network

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2631 Disclosure of nature and extent of risks arising from financial instruments [table] Table

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2641 1250 - Disclosure - Financial Risk Management Objectives and Policies - Summary of Contractual Undiscounted Cash Flows of Financial Liabilities (Detail) Network

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2642 Disclosure of maturity analysis for non-derivative and derivative financial liabilities [Table] Table

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2647 2 and 5 years [member] Member ifrs-full:LaterThanTwoYearsAndNotLaterThanFiveYearsMember
2648 Over 5 years [member] Member ifrs-full:LaterThanFiveYearsMember
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2651 Derivative financial instruments Concept (Monetary) As Of Credit ifrs-full:DerivativeFinancialLiabilitiesUndiscountedCashFlows
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2655 1251 - Disclosure - Financial Risk Management Objectives and Policies - Summary of Market Equity Indices for Stock Exchanges and their Respective Highest and Lowest Points (Detail) Network

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2656 Disclosure Of Change In Equity Price Risk [table] Table

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2670 Market equity indices Concept (Pure) For Period cea:MarketEquityIndicesPoints
2671 1252 - Disclosure - Financial Risk Management Objectives and Policies - Summary of Sensitivity to Every 10% Change in Fair Values of Equity Investments, with all other Variables Held Constant (Detail) Network

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2672 Disclosure Of Change In Equity Price Risk [table] Table

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2687 Carrying amount of equity investment Concept (Monetary) As Of Debit cea:EquityInvestment
2688 Increase in profit or loss Concept (Monetary) For Period Credit cea:IncreaseInProfitLoss
2689 Decrease in profit or loss Concept (Monetary) For Period Debit cea:DecreaseInProfitLoss
2690 Increase in comprehensive income Concept (Monetary) For Period Credit cea:IncreaseInComprehensiveIncome
2691 Decrease in comprehensive income Concept (Monetary) For Period Debit cea:DecreaseInComprehensiveIncome
2692 1253 - Disclosure - Financial Risk Management Objectives and Policies - Summary of Debt Ratio (Detail) Network

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http://www.en.ceair.com/taxonomy/role/DisclosureFinancialRiskManagementObjectivesAndPoliciesSummaryOfDebtRatio
2693 Implied Table Table

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implied:Table
2694 Disclosure of nature and extent of risks arising from financial instruments [abstract] Abstract ifrs-full:DisclosureOfNatureAndExtentOfRisksArisingFromFinancialInstrumentsAbstract
2695 Total liabilities Concept (Monetary) As Of Credit ifrs-full:Liabilities
2696 Total assets Concept (Monetary) As Of Debit ifrs-full:Assets
2697 Debt ratio Concept (Percent) As Of cea:DebtRatio
2698 1254 - Disclosure - Events After the Reporting Period - Additional Information (Detail) Network

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http://www.en.ceair.com/taxonomy/role/DisclosureEventsAfterTheReportingPeriodAdditionalInformation
2699 Disclosure of Events After Reporting Period [table] Table

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cea:DisclosureOfEventsAfterReportingPeriodTable
2700 Non-adjusting events after reporting period [axis] Axis ifrs-full:NonadjustingEventsAfterReportingPeriodAxis
2701 Non-adjusting events after reporting period [member] Member ifrs-full:NonadjustingEventsMember
2702 Announcing or Commencing Implementation of Major Restructuring [member] Member ifrs-full:AnnouncingOrCommencingImplementationOfMajorRestructuringMember
2703 Subsidiaries [axis] Axis ifrs-full:SignificantInvestmentsInSubsidiariesAxis
2704 Entity's total for subsidiaries [member] Member ifrs-full:EntitysTotalForSubsidiariesMember
2705 Greenland Holdings Group Corporation Ltd [member] Member cea:GreenlandHoldingsGroupCorporationLtdMember
2706 Shanghai Airlines Tours International (Group) Co., Ltd. [member] Member cea:ShanghaiAirlinesToursInternationalGroupCoLtdMember
2707 Disclosure of Events After Reporting Period [line items] LineItems cea:DisclosureOfEventsAfterReportingPeriodLineItems
2708 Capital commitments Concept (Monetary) As Of Credit ifrs-full:CapitalCommitments
2709 Percentage of entity's revenue Concept (Percent) For Period ifrs-full:PercentageOfEntitysRevenue

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