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Disclosure - Significant Accounting Policies (Tables) link:calculationLink link:presentationLink link:definitionLink 1030 - Disclosure - Goodwill and Other Intangible Assets (Tables) link:calculationLink link:presentationLink link:definitionLink 1031 - Disclosure - Earnings Per Share (Tables) link:calculationLink link:presentationLink link:definitionLink 1032 - Disclosure - Share-Based Compensation Plans (Tables) link:calculationLink link:presentationLink link:definitionLink 1033 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables) link:calculationLink link:presentationLink link:definitionLink 1034 - Disclosure - Income Taxes (Tables) link:calculationLink link:presentationLink link:definitionLink 1035 - Disclosure - Pension and Other Postretirement Plans (Tables) link:calculationLink link:presentationLink link:definitionLink 1036 - Disclosure - Fair Value Measurements (Tables) link:calculationLink link:presentationLink link:definitionLink 1037 - Disclosure - Hedging Activities (Tables) link:calculationLink link:presentationLink link:definitionLink 1038 - 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Disclosure - Estimated Useful Lives of Property and Equipment (Detail) link:calculationLink link:presentationLink link:definitionLink 1047 - Disclosure - Goodwill and Other Intangible Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 1048 - Disclosure - Goodwill and Other Intangible Assets - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1049 - Disclosure - Common Stockholders' Equity and Preferred Securities - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1050 - Disclosure - Computation of Earnings Per Share (Detail) link:calculationLink link:presentationLink link:definitionLink 1051 - Disclosure - Share-Based Compensation Plans - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1052 - Disclosure - Schedule of Share-Based Compensation Plan Cost (Detail) link:calculationLink link:presentationLink link:definitionLink 1053 - Disclosure - Schedule of Share-Based Compensation Plan Cost (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 1054 - Disclosure - Schedule of Unearned Compensation and Weighted Average Remaining Period for Outstanding Share-Based Awards (Detail) link:calculationLink link:presentationLink link:definitionLink 1055 - Disclosure - Schedule of Restricted Stock Unit and Restricted Stock Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 1056 - Disclosure - Components of Accumulated Other Comprehensive Income (Loss), Net of Tax (Detail) link:calculationLink link:presentationLink link:definitionLink 1057 - Disclosure - Details about Accumulated Other Comprehensive Income Components (Detail) link:calculationLink link:presentationLink link:definitionLink 1058 - Disclosure - Components of Accumulated Other Comprehensive Income (Loss), Net of Tax (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 1059 - Disclosure - Components of Income Tax Expense (Benefit) (Detail) link:calculationLink link:presentationLink link:definitionLink 1060 - Disclosure - Income Tax Provision Differed from Amounts Computed at Statutory Federal Income Tax Rate (Detail) link:calculationLink link:presentationLink link:definitionLink 1061 - Disclosure - Components of Deferred Tax Assets and Liabilities (Detail) link:calculationLink link:presentationLink link:definitionLink 1062 - Disclosure - Income Taxes - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1063 - Disclosure - Reconciliation of Change in Projected Benefit Obligation and Plan Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 1064 - Disclosure - Amounts Recognized in Consolidated Balance Sheet and Accumulated Other Comprehensive Income (Loss) (Detail) link:calculationLink link:presentationLink link:definitionLink 1065 - Disclosure - Accumulated Benefit Obligation and Projected Benefit Obligation in Excess of Plan Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 1066 - Disclosure - Components of Net Periodic Benefit Cost (Detail) link:calculationLink link:presentationLink link:definitionLink 1067 - Disclosure - Amortized Accumulated Other Comprehensive Income Into Net Periodic Benefit Cost (Detail) link:calculationLink link:presentationLink link:definitionLink 1068 - Disclosure - Assumptions Used for Benefit Plans (Detail) link:calculationLink link:presentationLink link:definitionLink 1069 - Disclosure - Allocation of Plan Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 1070 - Disclosure - Pension and Other Postretirement Plans - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1071 - Disclosure - Effect of One-Percentage-Point Change in Assumed Health Care Trend Rate (Detail) link:calculationLink link:presentationLink link:definitionLink 1072 - Disclosure - Pension and Other Postretirement Plan Assets (Detail) link:calculationLink link:presentationLink link:definitionLink 1073 - Disclosure - Defined Benefit Plan Assets Measured at Fair Value Using Unobservable Inputs (Level Three) (Detail) link:calculationLink link:presentationLink link:definitionLink 1074 - Disclosure - Estimated Future Benefit Payments (Detail) link:calculationLink link:presentationLink link:definitionLink 1075 - Disclosure - Multi-Employer Plans (Detail) link:calculationLink link:presentationLink link:definitionLink 1076 - Disclosure - Multi-Employer Plans (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 1077 - Disclosure - Financial Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail) link:calculationLink link:presentationLink link:definitionLink 1078 - Disclosure - Financial Instruments and Fair Value Measurements - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1079 - Disclosure - Carrying Values and Estimated Fair Values of Financial Instruments (Detail) link:calculationLink link:presentationLink link:definitionLink 1080 - Disclosure - Hedging Activities - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1081 - Disclosure - Description of Derivative Instruments (Detail) link:calculationLink link:presentationLink link:definitionLink 1082 - Disclosure - Offsetting Liabilities (Detail) link:calculationLink link:presentationLink link:definitionLink 1083 - Disclosure - Schedule of Losses on Derivative Instruments (Detail) link:calculationLink link:presentationLink link:definitionLink 1084 - Disclosure - Schedule of Derivative Instruments not Designated as Hedges Losses (Detail) link:calculationLink link:presentationLink link:definitionLink 1085 - Disclosure - Debt (Detail) link:calculationLink link:presentationLink link:definitionLink 1086 - Disclosure - Debt (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 1087 - Disclosure - Contractual Principal Payments (Detail) link:calculationLink link:presentationLink link:definitionLink 1088 - Disclosure - Debt - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1089 - Disclosure - Details of Pass Through Trusts (Detail) link:calculationLink link:presentationLink link:definitionLink 1090 - Disclosure - Summary of Collateral Covenants and Cross Default Provisions (Detail) link:calculationLink link:presentationLink link:definitionLink 1091 - Disclosure - Summary of Collateral Covenants and Cross Default Provisions (Parenthetical) (Detail) link:calculationLink link:presentationLink link:definitionLink 1092 - Disclosure - Advanced Purchase of Miles - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1093 - Disclosure - Future Minimum Lease Payments for Capital and Operating Leases (Detail) link:calculationLink link:presentationLink link:definitionLink 1094 - Disclosure - Leases and Capacity Purchase Agreements - (Capital Leases) - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1095 - Disclosure - Leases and Capacity Purchase Agreements - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1096 - Disclosure - Future Lease Payment Under Terms of Capacity Purchase Agreement (Detail) link:calculationLink link:presentationLink link:definitionLink 1097 - Disclosure - Variable Interest Entities - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1098 - Disclosure - Schedule of Commitments to Purchase Aircrafts (Detail) link:calculationLink link:presentationLink link:definitionLink 1099 - Disclosure - Commitments and Contingencies - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1100 - Disclosure - Schedule of Acquisition of Aircrafts and Related Spare Engines (Detail) link:calculationLink link:presentationLink link:definitionLink 1101 - Disclosure - Components of Special Items (Detail) link:calculationLink link:presentationLink link:definitionLink 1102 - Disclosure - Special Items - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1103 - Disclosure - Accrual Activity (Detail) link:calculationLink link:presentationLink link:definitionLink 1104 - Disclosure - Segment Information - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 1105 - Disclosure - Operating Revenue by Principle Geographic Region (Detail) link:calculationLink link:presentationLink link:definitionLink 1106 - Disclosure - Schedule of Selected Quarterly Financial Data (Detail) link:calculationLink link:presentationLink link:definitionLink 1107 - Disclosure - Schedule of Effect of Four Quarters Events (Detail) link:calculationLink link:presentationLink link:definitionLink 1108 - Disclosure - Valuation and Qualifying Accounts (Detail) link:calculationLink link:presentationLink link:definitionLink 1109 - Disclosure - Future Minimum Lease Payments for Capital and Operating Leases (Detail) (Alternate 1) link:calculationLink link:presentationLink link:definitionLink