CONDENSED CONSOLIDATED BALANCE SHEETS (unaudited) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Current Assets
Cash and cash equivalents	$ 1,044	$ 1,201
Restricted cash	28	29
Marketable securities	1,420	1,274
Total cash, restricted cash, and marketable securities	2,492	2,504
Receivables - net	569	558
Inventories and supplies - net	206	199
Prepaid expenses	281	307
Other current assets	173	192
Total Current Assets	3,721	3,760
Property and Equipment
Aircraft and other flight equipment	12,619	12,273
Other property and equipment	2,197	2,173
Deposits for future flight equipment	700	883
Property and Equipment	15,516	15,329
Less accumulated depreciation and amortization	(4,649)	(4,548)
Total Property and Equipment - Net	10,867	10,781
Other Assets
Operating lease assets	1,313	1,296
Goodwill	2,724	2,724
Intangible assets - net	859	873
Other noncurrent assets	334	334
Total Other Assets	5,230	5,227
Total Assets	19,818	19,768
Current Liabilities
Accounts payable	237	186
Accrued wages, vacation and payroll taxes	749	1,001
Other accrued liabilities	1,042	997
Current portion of long-term debt	519	442
Current portion of operating lease liabilities	214	207
Current portion of finance lease liabilities	8	8
Total Current Liabilities	6,700	6,145
Noncurrent Liabilities
Long-term debt, net of current portion	4,290	4,491
Operating lease liabilities, net of current portion	1,200	1,198
Finance lease liabilities, net of current portion	45	47
Deferred income taxes	871	934
Deferred revenue	1,587	1,664
Obligation for pension and post-retirement medical benefits	457	460
Other liabilities	531	457
Total Noncurrent Liabilities	8,981	9,251
Commitments and Contingencies (Note 7)
Shareholders' Equity
Preferred stock, $0.01 par value, Authorized: 5,000,000 shares, none issued or outstanding	0	0
Common stock, $0.01 par value, Authorized: 400,000,000 shares, Issued: 2025 - 142,980,909 shares; 2024 - 141,449,174 shares, Outstanding: 2025 - 122,884,518 shares; 2024 - 123,119,199 shares	1	1
Capital in excess of par value	844	811
Treasury Stock, Value	(1,238)	(1,131)
Accumulated other comprehensive loss	(234)	(239)
Retained earnings	4,764	4,930
Total Shareholders' Equity	4,137	4,372
Total Liabilities and Shareholders' Equity	$ 19,818	19,768
Preferred stock, shares issued (in shares)	0
Passenger revenue
Current Liabilities
Deferred revenue	$ 2,204	1,712
Mileage Plan Revenue
Current Liabilities
Deferred revenue	$ 1,727	$ 1,592

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).