Basis of Presentation (Reclassification) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Operating revenues
Mainline passenger	$ 8,213	$ 4,888	$ 15,471	$ 9,502
Regional passenger	1,707	752	3,114	1,431
Cargo	221	169	428	325
Other	1,214	640	2,338	1,289
Total operating revenues	11,355	6,449	21,351	12,547
Operating expenses
Aircraft fuel and related taxes	2,830	1,880	5,541	3,814
Salaries, wages and benefits	2,163	1,284	4,282	2,551
Regional expenses	1,657	769	3,251	1,549
Maintenance, materials and repairs	514	317	999	643
Other rent and landing fees	441	284	866	572
Aircraft rent	312	181	631	346
Selling expenses	402	273	804	563
Depreciation and amortization	319	207	626	411
Special items, net		12		83
Other	1,067	730	2,108	1,432
Total operating expenses	9,956	5,937	19,222	11,964
Operating income	1,399	512	2,129	583
Nonoperating income (expense)
Interest income	8	5	15	9
Interest expense, net of capitalized interest	(214)	(161)	(457)	(415)
Other, net	11	(12)	9	(37)
Total nonoperating expense, net	(195)	(168)	(433)	(443)
Reclassifications from financing activities to operating activities			30
Historical [Member]
Operating revenues
Mainline passenger		4,888		9,502
Regional passenger		752		1,431
Cargo		167		322
Other		642		1,292
Total operating revenues		6,449		12,547
Operating expenses
Aircraft fuel and related taxes		2,139		4,339
Salaries, wages and benefits		1,450		2,934
Regional expenses		0		0
Maintenance, materials and repairs		375		758
Other rent and landing fees		343		690
Aircraft rent		179		343
Selling expenses		257		533
Depreciation and amortization		248		494
Special items, net		13		41
Other		956		1,875
Total operating expenses		5,960		12,007
Operating income		489		540
Nonoperating income (expense)
Interest income		5		9
Interest expense, net of capitalized interest		(156)		(406)
Other, net		6		(3)
Total nonoperating expense, net		(145)		(400)
AA [Member]
Operating revenues
Mainline passenger	5,352	4,888	10,258	9,502
Regional passenger	786	752	1,455	1,431
Cargo	178	169	346	325
Other	837	628	1,563	1,264
Total operating revenues	7,153	6,437	13,622	12,522
Operating expenses
Aircraft fuel and related taxes	1,897	1,880	3,768	3,814
Salaries, wages and benefits	1,441	1,282	2,839	2,546
Regional expenses	804	761	1,562	1,528
Maintenance, materials and repairs	346	317	678	643
Other rent and landing fees	289	284	574	572
Aircraft rent	214	181	430	346
Selling expenses	282	273	566	563
Depreciation and amortization	220	207	434	411
Special items, net		12		83
Other	763	739	1,512	1,449
Total operating expenses	6,435	5,936	12,326	11,955
Operating income	718	501	1,296	567
Nonoperating income (expense)
Interest income	6	5	13	9
Interest expense, net of capitalized interest	(139)	(147)	(307)	(315)
Other, net	16	(7)	11	(33)
Total nonoperating expense, net	(117)	(149)	(283)	(339)
Reclassifications from financing activities to operating activities			30
AA [Member] | Historical [Member]
Operating revenues
Mainline passenger		4,888		9,502
Regional passenger		752		1,431
Cargo		167		322
Other		630		1,267
Total operating revenues		6,437		12,522
Operating expenses
Aircraft fuel and related taxes		2,139		4,338
Salaries, wages and benefits		1,286		2,599
Regional expenses		261		531
Maintenance, materials and repairs		310		628
Other rent and landing fees		338		680
Aircraft rent		179		343
Selling expenses		257		533
Depreciation and amortization		244		485
Special items, net		12		40
Other		933		1,820
Total operating expenses		5,959		11,997
Operating income		478		525
Nonoperating income (expense)
Interest income		5		9
Interest expense, net of capitalized interest		(143)		(306)
Other, net		12		0
Total nonoperating expense, net		$ (126)		$ (297)