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  <xsd:element id="ual_IncreaseDecreaseInFrequentFlyerDeferredRevenue" name="IncreaseDecreaseInFrequentFlyerDeferredRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_InternationalAssociationOfMachinistsMember" name="InternationalAssociationOfMachinistsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_InternationalAssociationOfMachinistsNationalPensionPlanMember" name="InternationalAssociationOfMachinistsNationalPensionPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_InternationalBrotherhoodOfTeamstersMember" name="InternationalBrotherhoodOfTeamstersMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_KingslandHoldingsLimitedMember" name="KingslandHoldingsLimitedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_LaborAgreementCosts" name="LaborAgreementCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_LaborAgreementCostsNetOfTax" name="LaborAgreementCostsNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_LaborCostsPolicyTextBlock" name="LaborCostsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_LeaseFairValueAdjustmentsPolicyTextBlock" name="LeaseFairValueAdjustmentsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_LeaseRemainingTerm" name="LeaseRemainingTerm" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_LineOfCreditFacilityMaturityYear" name="LineOfCreditFacilityMaturityYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:gYearItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_LoanReceivableStatedInterestRate" name="LoanReceivableStatedInterestRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ual_LoansAndLeasesFromNonUSEntitiesMember" name="LoansAndLeasesFromNonUSEntitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_LoansReceivableAggregateMaximumPaymentAndGuaranteeAmount" name="LoansReceivableAggregateMaximumPaymentAndGuaranteeAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="ual_LoansReceivableAgreementPutOptionDepositReceipts" name="LoansReceivableAgreementPutOptionDepositReceipts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_LoansReceivableAgreementPutOptions" name="LoansReceivableAgreementPutOptions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_LoansReceivableGuaranteeAndPayoutSharePriceAtFifthAnniversary" name="LoansReceivableGuaranteeAndPayoutSharePriceAtFifthAnniversary" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_LoansReceivableNumberOfOptionsToAcquireShares" name="LoansReceivableNumberOfOptionsToAcquireShares" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_LoansReceivablePercentageOfInstallmentThatMayBePaidInShares" name="LoansReceivablePercentageOfInstallmentThatMayBePaidInShares" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_LoansReceivablePrincipalAmount" name="LoansReceivablePrincipalAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="ual_LoansReceivableSharesSubjectToIncreaseInValueAgreement" name="LoansReceivableSharesSubjectToIncreaseInValueAgreement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_LongtermDebtMaturitiesRepaymentsofPrincipalinQuarterlyInstallmentsPercent" name="LongtermDebtMaturitiesRepaymentsofPrincipalinQuarterlyInstallmentsPercent" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_LossOnContractTerminationNetOfTax" name="LossOnContractTerminationNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_MaintenanceServiceAgreementMember" name="MaintenanceServiceAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_ManaAirLLCMember" name="ManaAirLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_ManagementReorganizationInitiativeMember" name="ManagementReorganizationInitiativeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_March2018FacilityAndOtherOperatingLeasesMember" name="March2018FacilityAndOtherOperatingLeasesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_May2018FacilityAndOtherOperatingLeasesMember" name="May2018FacilityAndOtherOperatingLeasesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_MayTwentyEighteenMember" name="MayTwentyEighteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_MinimumRatioOfAppraisedValueOfCollateralForCreditAgreement" name="MinimumRatioOfAppraisedValueOfCollateralForCreditAgreement" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_MultiemployerPensionEmployerPercentage" name="MultiemployerPensionEmployerPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_NetAccretionAmountsOfNoncurrentDeferredFinanceCostsLiability" name="NetAccretionAmountsOfNoncurrentDeferredFinanceCostsLiability" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ual_NetOperatingLossCarryForwardExpirationPeriodThereafterMember" name="NetOperatingLossCarryForwardExpirationPeriodThereafterMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_NetOperatingLossCarryForwardExpirationYear2030Member" name="NetOperatingLossCarryForwardExpirationYear2030Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_NetOperatingLossCarryforwardByExpirationAxis" name="NetOperatingLossCarryforwardByExpirationAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_NetOperatingLossCarryforwardByExpirationDomain" name="NetOperatingLossCarryforwardByExpirationDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_NewContractsExtendedMaturityYear" name="NewContractsExtendedMaturityYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:gYearItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_NewarkLibertyInternationalAirportMember" name="NewarkLibertyInternationalAirportMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_NonCashObligationForPropertyPlantAndEquipment" name="NonCashObligationForPropertyPlantAndEquipment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ual_NonaircraftRentExpense" name="NonaircraftRentExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_NontravelMilesRedemptionFrequentFlyerDeferredRevenue" name="NontravelMilesRedemptionFrequentFlyerDeferredRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_NotesPayableFixedInterestRateOfTwoPointEightEightPercentToNinePointFiveTwoPercentPayableThroughTwoThousandTwentyEightMember" name="NotesPayableFixedInterestRateOfTwoPointEightEightPercentToNinePointFiveTwoPercentPayableThroughTwoThousandTwentyEightMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_NotesPayableFloatingInterestRatesOfLiborPlusZeroPointTwoPercentToTwoPointTwoFivePercentPayableThroughTwoThousandTwentyEightMember" name="NotesPayableFloatingInterestRatesOfLiborPlusZeroPointTwoPercentToTwoPointTwoFivePercentPayableThroughTwoThousandTwentyEightMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_NumberOfAircraftExpectedToBeDelivered" name="NumberOfAircraftExpectedToBeDelivered" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_NumberOfAircraftToOperate" name="NumberOfAircraftToOperate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_NumberOfAircraftUnderOperatingLeaseAgreementsWithFixedPricePurchaseOptions" name="NumberOfAircraftUnderOperatingLeaseAgreementsWithFixedPricePurchaseOptions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_NumberOfAircraftUnderOperatingLeaseAgreementsWithPurchaseOptionsAtPricesPotentiallyBelowFairValue" name="NumberOfAircraftUnderOperatingLeaseAgreementsWithPurchaseOptionsAtPricesPotentiallyBelowFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_NumberOfAircraftsExpectedToTakeDelivery" name="NumberOfAircraftsExpectedToTakeDelivery" nillable="true" substitutionGroup="xbrli:item" type="xbrli:positiveIntegerItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_NumberOfAircraftsUnderExtensionOfExistingContractTerms" name="NumberOfAircraftsUnderExtensionOfExistingContractTerms" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_NumberOfAssetsSubjectToLease" name="NumberOfAssetsSubjectToLease" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="ual_NumberOfCallOptionsToPurchaseRegionalJetAircraft" name="NumberOfCallOptionsToPurchaseRegionalJetAircraft" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_NumberOfContractsExtended" name="NumberOfContractsExtended" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_ObsoleteSparePartsInventoryMember" name="ObsoleteSparePartsInventoryMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_OperatingLeaseExpirationYear" name="OperatingLeaseExpirationYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:gYearItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_OtherComprehensiveIncomeInvestmentsAndOtherNetOfTax" name="OtherComprehensiveIncomeInvestmentsAndOtherNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_OtherDebtMember" name="OtherDebtMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_OtherInvestmentsMeasuredAtNetAssetValueMember" name="OtherInvestmentsMeasuredAtNetAssetValueMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PassThroughCertificatesMember" name="PassThroughCertificatesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PassengerMember" name="PassengerMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PassengerRevenueMember" name="PassengerRevenueMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PatentsAndTradeNamesMember" name="PatentsAndTradeNamesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_PaymentsOfDividendsToParentCompany" name="PaymentsOfDividendsToParentCompany" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ual_PercentageOfEmployeesRepresentedByLaborOrganizations" name="PercentageOfEmployeesRepresentedByLaborOrganizations" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_PercentageOfPremiumOnGrantDateFairMarketValue" name="PercentageOfPremiumOnGrantDateFairMarketValue" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PerformanceBasedRestrictedStockUnitsRSUsMember" name="PerformanceBasedRestrictedStockUnitsRSUsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PeriodAxis" name="PeriodAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PeriodDomain" name="PeriodDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PermanentlyGroundedAircraftMember" name="PermanentlyGroundedAircraftMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_PostRetirementMedicalPlanMember" name="PostRetirementMedicalPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_PostemploymentBenefitsPeriodExpenseNetOfTax" name="PostemploymentBenefitsPeriodExpenseNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_ProductAndServiceOtherMember" name="ProductAndServiceOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_ProfitSharingPlanPercentageOfPreTaxEarningsPaid" name="ProfitSharingPlanPercentageOfPreTaxEarningsPaid" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_ReclassificationFromAccumulatedOtherComprehensiveIncomeToRetainedEarnings.CurrentPeriodTax" name="ReclassificationFromAccumulatedOtherComprehensiveIncomeToRetainedEarnings.CurrentPeriodTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ual_ReclassificationFromAccumulatedOtherComprehensiveIncomeToRetainedEarningsCurrentPeriodBeforeTax" name="ReclassificationFromAccumulatedOtherComprehensiveIncomeToRetainedEarningsCurrentPeriodBeforeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_ReclassificationFromAccumulatedOtherComprehensiveIncomeToRetainedEarningsCurrentPeriodNetOfTax" name="ReclassificationFromAccumulatedOtherComprehensiveIncomeToRetainedEarningsCurrentPeriodNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_RegionalAircraftMember" name="RegionalAircraftMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_RegionalCapacityPurchasePolicyTextBlock" name="RegionalCapacityPurchasePolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_RemainingProceedsFromBorrowings" name="RemainingProceedsFromBorrowings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_RepublicAirwaysHoldingsInc.Member" name="RepublicAirwaysHoldingsInc.Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_RestrictedCashFairValueDisclosure" name="RestrictedCashFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="ual_RestrictedStockUnitsRSUsEquityAwardsMember" name="RestrictedStockUnitsRSUsEquityAwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_RestrictedStockUnitsRSUsLiabilityAwardsMember" name="RestrictedStockUnitsRSUsLiabilityAwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_RestructuringChargesNetOfTax" name="RestructuringChargesNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_RetirementOfLeasedAircraftPolicyTextBlock" name="RetirementOfLeasedAircraftPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_RevolvingCreditFacilityAvailableForDrawingUntilAprilOneTwoThousandTwentyTwoMember" name="RevolvingCreditFacilityAvailableForDrawingUntilAprilOneTwoThousandTwentyTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_RouteAuthoritiesMember" name="RouteAuthoritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_ScheduleOfAccrualActivityLineItems" name="ScheduleOfAccrualActivityLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_ScheduleOfCapitalLeasedAssetsTable" name="ScheduleOfCapitalLeasedAssetsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_ScheduleOfDebtInstrumentsPassThroughTrustsTableTextBlock" name="ScheduleOfDebtInstrumentsPassThroughTrustsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_ScheduleOfFinancialCovenantsTableTextBlock" name="ScheduleOfFinancialCovenantsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_ScheduleOfFutureMinimumLeasePaymentsForCapitalAndOperatingLeasesTableTextBlock" name="ScheduleOfFutureMinimumLeasePaymentsForCapitalAndOperatingLeasesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_ScheduleOfQuarterlyReportingTableTextBlock" name="ScheduleOfQuarterlyReportingTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_ScheduledBlockHoursIncreaseDecreasePercentage" name="ScheduledBlockHoursIncreaseDecreasePercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_SeniorNotesSixPercentDueTwentyTwentyMember" name="SeniorNotesSixPercentDueTwentyTwentyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_SeveranceOrBenefitCostMember" name="SeveranceOrBenefitCostMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_ShortTermInvestmentsPolicyTextBlock" name="ShortTermInvestmentsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_SixPointThreeSevenFivePercentSeniorNotesDueTwentyEighteenMember" name="SixPointThreeSevenFivePercentSeniorNotesDueTwentyEighteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_SpecialChargesAndLossesOnFinancialInstrumentsNonoperatingBeforeTax" name="SpecialChargesAndLossesOnFinancialInstrumentsNonoperatingBeforeTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_SpecialChargesFairValueAdjustmentWriteOffsAndImpairmentsOfAircraft" name="SpecialChargesFairValueAdjustmentWriteOffsAndImpairmentsOfAircraft" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_SpecialChargesFairValueAdjustmentWriteOffsAndImpairmentsOfAircraftNetOfTax" name="SpecialChargesFairValueAdjustmentWriteOffsAndImpairmentsOfAircraftNetOfTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_SpecialChargesLineItems" name="SpecialChargesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_SpecialChargesTable" name="SpecialChargesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_SpecialItemsBeforeIncomeTaxes" name="SpecialItemsBeforeIncomeTaxes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_SpecialItemsNetOfIncomeTaxBenefits" name="SpecialItemsNetOfIncomeTaxBenefits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_SummaryOfSignificantAccountingPoliciesLineItems" name="SummaryOfSignificantAccountingPoliciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_SummaryOfSignificantAccountingPoliciesTable" name="SummaryOfSignificantAccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_SynergyAerospaceCorporationMember" name="SynergyAerospaceCorporationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_TaxCutsAndJobsActOf2017ReclassificationFromAOCIToRetainedEarningsTaxEffect" name="TaxCutsAndJobsActOf2017ReclassificationFromAOCIToRetainedEarningsTaxEffect" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="ual_TaxCutsAndJobsActOf2017ReclassificationFromAociTax" name="TaxCutsAndJobsActOf2017ReclassificationFromAociTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_TaxExemptBondsMember" name="TaxExemptBondsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_TermLoanDueAprilOneTwoThousandTwentyFourMember" name="TermLoanDueAprilOneTwoThousandTwentyFourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_TermLoanFacilityDueAprilOneTwoThousandTwentyFourMember" name="TermLoanFacilityDueAprilOneTwoThousandTwentyFourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_TermLoanFacilityDueTwentyTwentyFourMember" name="TermLoanFacilityDueTwentyTwentyFourMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_TerminationOfMaintenanceServiceAgreementNoncash" name="TerminationOfMaintenanceServiceAgreementNoncash" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="ual_ThirdPartyBusinessPolicyTextBlock" name="ThirdPartyBusinessPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_TicketTaxesPolicyTextBlock" name="TicketTaxesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_TimeVestedRestrictedStockUnitsRSUsMember" name="TimeVestedRestrictedStockUnitsRSUsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_TradenamesAndLogosMember" name="TradenamesAndLogosMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="ual_TravelMilesRedemptionFrequentFlyerDeferredRevenue" name="TravelMilesRedemptionFrequentFlyerDeferredRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_UalAndUnitedMember" name="UalAndUnitedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_UnitedAirLinesIncMember" name="UnitedAirLinesIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_UsGovernmentAgenciesDebtSecuritiesAndOtherFixedIncomeSecuritiesMember" name="UsGovernmentAgenciesDebtSecuritiesAndOtherFixedIncomeSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="ual_VoluntaryEarlyOutProgramMember" name="VoluntaryEarlyOutProgramMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
