Consolidated Statements of Cash Flows - American Airlines Group Inc. - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2024		Dec. 31, 2023		Dec. 31, 2022
Cash flows from operating activities:
Net income		$ 846		$ 822		$ 127
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization		2,245		2,254		2,298
Debt extinguishment costs		9		267		3
Special items, net non-cash		(1)		41		226
Pension and postretirement		(82)		(13)		(405)
Deferred income tax provision		308		299		65
Share-based compensation, non-cash		92		102		78
Other, net		(249)		(205)		(37)
Changes in operating assets and liabilities:
Decrease (increase) in accounts receivable		35		95		(637)
Increase in other assets		(314)		(11)		(775)
Increase in accounts payable		257		209		360
Contributions to pension plans		(300)		(73)		(5)
Increase (decrease) in other liabilities		(149)		379		207
Net cash provided by operating activities		3,983		3,803		2,173
Cash flows from investing activities:
Capital expenditures and aircraft purchase deposits		(2,683)		(2,596)		(2,546)
Proceeds from sale-leaseback transactions and sale of property and equipment		654		230		147
Sales of short-term investments		8,013		8,861		14,972
Purchases of short-term investments		(7,194)		(7,323)		(11,257)
Decrease in restricted short-term investments		177		51		1
Purchase of equity investments		0		0		(321)
Other investing activities		65		275		(360)
Net cash provided by (used in) investing activities		(968)		(502)		636
Cash flows from financing activities:
Payments on long-term debt and finance leases		(4,467)		(7,718)		(3,752)
Proceeds from issuance of long-term debt		1,670		4,822		1,069
Other financing activities		3		(310)		52
Net cash used in financing activities		(2,794)		(3,206)		(2,631)
Net increase in cash and restricted cash		221		95		178
Cash and restricted cash at beginning of year		681	[1]	586	[1]	408
Cash and restricted cash at end of year	[1]	902		681		586
Air traffic liability
Changes in operating assets and liabilities:
Increase (decrease) in customer liabilities		559		(545)		658
Loyalty program liability
Changes in operating assets and liabilities:
Increase (decrease) in customer liabilities		$ 727		$ 182		$ 10

[1] The following table provides a reconciliation of cash and restricted cash to amounts reported within the consolidated balance sheets: Cash$804 $578 $440 Restricted cash included in restricted cash and short-term investments98 103 146 Total cash and restricted cash$902 $681 $586