Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 7,634	$ 7,166
Short-term investments	9,522	9,248
Restricted cash	173	45
Receivables, less allowance for credit losses (2023 — $12; 2022 — $11)	2,274	1,801
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2023 — $629; 2022 — $610)	1,196	1,109
Prepaid expenses and other	787	689
Total current assets	21,586	20,058
Operating property and equipment:
Flight equipment	44,298	42,775
Other property and equipment	9,590	9,334
Purchase deposits for flight equipment	2,993	2,820
Total operating property and equipment	56,881	54,929
Less — Accumulated depreciation and amortization	(21,044)	(20,481)
Total operating property and equipment, net	35,837	34,448
Operating lease right-of-use assets	4,019	3,889
Other assets:
Goodwill	4,527	4,527
Intangibles, less accumulated amortization (2023 — $1,468; 2022 — $1,472)	2,753	2,762
Restricted cash	225	210
Deferred income taxes	159	91
Investments in affiliates and other, less allowance for credit losses (2023 — $17; 2022 —$21)	1,311	1,373
Total other assets	8,975	8,963
Total assets	70,417	67,358
Current liabilities:
Accounts payable	3,858	3,395
Accrued salaries and benefits	1,970	1,971
Advance ticket sales	10,158	7,555
Frequent flyer deferred revenue	2,832	2,693
Current maturities of long-term debt	3,206	2,911
Current maturities of other financial liabilities	29	23
Current maturities of operating leases	610	561
Current maturities of finance leases	75	104
Other	897	779
Total current liabilities	23,635	19,992
Long-term debt	27,460	28,283
Long-term obligations under operating leases	4,569	4,459
Long-term obligations under finance leases	105	115
Other liabilities and deferred credits:
Frequent flyer deferred revenue	4,028	3,982
Pension liability	778	747
Postretirement benefit liability	658	671
Other financial liabilities	1,130	844
Other	1,386	1,369
Total other liabilities and deferred credits	7,980	7,613
Commitments and contingencies
Stockholders' equity:
Common stock at par, $0.01 par value; authorized 1,000 shares; issued and outstanding 1,000 shares at both March 31, 2023 and December 31, 2022	4	4
Additional capital invested	8,926	8,986
Retained earnings	1,020	1,265
Accumulated other comprehensive income	161	175
Total stockholders' equity	6,668	6,896
Total liabilities and stockholders' equity	70,417	67,358
United Airlines, Inc.
Current assets:
Cash and cash equivalents	7,634	7,166
Short-term investments	9,522	9,248
Restricted cash	173	45
Receivables, less allowance for credit losses (2023 — $12; 2022 — $11)	2,274	1,801
Aircraft fuel, spare parts and supplies, less obsolescence allowance (2023 — $629; 2022 — $610)	1,196	1,109
Prepaid expenses and other	787	689
Total current assets	21,586	20,058
Operating property and equipment:
Flight equipment	44,298	42,775
Other property and equipment	9,590	9,334
Purchase deposits for flight equipment	2,993	2,820
Total operating property and equipment	56,881	54,929
Less — Accumulated depreciation and amortization	(21,044)	(20,481)
Total operating property and equipment, net	35,837	34,448
Operating lease right-of-use assets	4,019	3,889
Other assets:
Goodwill	4,527	4,527
Intangibles, less accumulated amortization (2023 — $1,468; 2022 — $1,472)	2,753	2,762
Restricted cash	225	210
Deferred income taxes	130	62
Investments in affiliates and other, less allowance for credit losses (2023 — $17; 2022 —$21)	1,311	1,373
Total other assets	8,946	8,934
Total assets	70,388	67,329
Current liabilities:
Accounts payable	3,858	3,395
Accrued salaries and benefits	1,970	1,971
Advance ticket sales	10,158	7,555
Frequent flyer deferred revenue	2,832	2,693
Current maturities of long-term debt	3,206	2,911
Current maturities of other financial liabilities	29	23
Current maturities of operating leases	610	561
Current maturities of finance leases	75	104
Other	900	781
Total current liabilities	23,638	19,994
Long-term debt	27,460	28,283
Long-term obligations under operating leases	4,569	4,459
Long-term obligations under finance leases	105	115
Other liabilities and deferred credits:
Frequent flyer deferred revenue	4,028	3,982
Pension liability	778	747
Postretirement benefit liability	658	671
Other financial liabilities	1,130	844
Other	1,386	1,369
Total other liabilities and deferred credits	7,980	7,613
Commitments and contingencies
Stockholders' equity:
Common stock at par, $0.01 par value; authorized 1,000 shares; issued and outstanding 1,000 shares at both March 31, 2023 and December 31, 2022	0	0
Additional capital invested	414	403
Retained earnings	3,522	3,716
Accumulated other comprehensive income	161	175
Payable to parent	2,539	2,571
Total stockholders' equity	6,636	6,865
Total liabilities and stockholders' equity	$ 70,388	$ 67,329