Consolidated Balance Sheets - USD ($) $ in Millions		Jun. 30, 2015	Dec. 31, 2014
Current assets:
Cash and cash equivalents		$ 2,796	$ 2,002
Short-term investments		2,189	2,382
Receivables, less allowance for doubtful accounts (2015-$22; 2014-$22)		1,471	1,146
Fuel hedge collateral deposits		181	577
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2015-$187; 2014-$169)		656	666
Deferred income taxes		619	591
Prepaid expenses and other		881	774
Total current assets		8,793	8,138
Operating property and equipment: Owned-
Flight equipment		22,555	21,107
Other property and equipment		4,220	4,016
Operating property and equipment - owned, gross		26,775	25,123
Less-Accumulated depreciation and amortization		(7,726)	(7,079)
Operating property and equipment - owned, net		19,049	18,044
Purchase deposits for flight equipment		951	706
Capital leases-
Flight equipment		1,300	1,272
Other property and equipment		332	331
Operating property and equipment - capital leases, gross		1,632	1,603
Less-Accumulated amortization		(931)	(886)
Operating property and equipment - capital leases, net		701	717
Total property, plant, and equipment, net		20,701	19,467
Other assets:
Goodwill		4,523	4,523
Intangibles, less accumulated amortization (2015-$1,093; 2014-$1,049)		4,220	4,284
Restricted cash		214	276
Other, net		916	665
Other assets total		9,873	9,748
Total assets		39,367	37,353
Current liabilities:
Advance ticket sales		5,175	3,701
Frequent flyer deferred revenue		2,116	2,058
Accounts payable		2,322	1,882
Accrued salaries and benefits		1,846	1,818
Current maturities of long-term debt		1,047	1,313
Current maturities of capital leases		111	110
Fuel derivative instruments		401	694
Other		792	932
Total current liabilities		13,810	12,508
Long-term debt		9,938	10,121
Long-term obligations under capital leases		563	571
Other liabilities and deferred credits:
Frequent flyer deferred revenue		2,873	2,879
Postretirement benefit liability		1,927	1,933
Pension liability		1,468	2,226
Advanced purchase of miles		1,124	1,217
Deferred income taxes		1,623	1,591
Lease fair value adjustment, net		410	466
Other		1,509	1,445
Total Other liabilities and deferred credits		$ 10,934	$ 11,757
Commitments and contingencies
Stockholder's equity:
Preferred stock
Common stock		$ 4	$ 4
Additional capital invested		7,938	7,721
Accumulated deficit		(2,182)	(3,883)
Stock held in treasury, at cost		(826)	(367)
Accumulated other comprehensive income (loss)	[1]	(812)	(1,079)
Total stockholders' equity		4,122	2,396
Total liabilities and stockholders' equity (deficit)		39,367	37,353
United Airlines, Inc.
Current assets:
Cash and cash equivalents		2,790	1,996
Short-term investments		2,189	2,382
Receivables, less allowance for doubtful accounts (2015-$22; 2014-$22)		1,471	1,146
Fuel hedge collateral deposits		181	577
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2015-$187; 2014-$169)		656	666
Deferred income taxes		619	591
Prepaid expenses and other		929	823
Total current assets		8,835	8,181
Operating property and equipment: Owned-
Flight equipment		22,555	21,107
Other property and equipment		4,220	4,016
Operating property and equipment - owned, gross		26,775	25,123
Less-Accumulated depreciation and amortization		(7,726)	(7,079)
Operating property and equipment - owned, net		19,049	18,044
Purchase deposits for flight equipment		951	706
Capital leases-
Flight equipment		1,300	1,272
Other property and equipment		332	331
Operating property and equipment - capital leases, gross		1,632	1,603
Less-Accumulated amortization		(931)	(886)
Operating property and equipment - capital leases, net		701	717
Total property, plant, and equipment, net		20,701	19,467
Other assets:
Goodwill		4,523	4,523
Intangibles, less accumulated amortization (2015-$1,093; 2014-$1,049)		4,220	4,284
Restricted cash		214	276
Other, net		916	1,377
Other assets total		9,873	10,460
Total assets		39,409	38,108
Current liabilities:
Advance ticket sales		5,175	3,701
Frequent flyer deferred revenue		2,116	2,058
Accounts payable		2,327	1,886
Accrued salaries and benefits		1,846	1,818
Current maturities of long-term debt		1,047	1,313
Current maturities of capital leases		111	110
Fuel derivative instruments		401	694
Other		791	933
Total current liabilities		13,814	12,513
Long-term debt		9,938	10,120
Long-term obligations under capital leases		563	571
Other liabilities and deferred credits:
Frequent flyer deferred revenue		2,873	2,879
Postretirement benefit liability		1,927	1,933
Pension liability		1,468	2,226
Advanced purchase of miles		1,124	1,217
Deferred income taxes		1,623	1,591
Lease fair value adjustment, net		410	466
Other		1,509	1,957
Total Other liabilities and deferred credits		$ 10,934	$ 12,269
Commitments and contingencies
Stockholder's equity:
Common stock		$ 0	$ 0
Additional capital invested		6,912	7,347
Accumulated deficit		(1,926)	(3,628)
Accumulated other comprehensive income (loss)		(811)	(1,079)
Receivable from related parties		(15)	(5)
Total stockholders' equity		4,160	2,635
Total liabilities and stockholders' equity (deficit)		$ 39,409	$ 38,108

[1] UAL and United amounts are substantially the same except for additional gains (losses) related to investments and other of $1 million at United in the three and six months ended June 30, 2015 and $(1) million at United for the three months ended June 30, 2014.