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Condensed Consolidated Statements of Cash Flows - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2024 | Mar. 31, 2023
CASH FLOWS FROM OPERATING ACTIVITIES |  |  |
Net loss |  | $ (716) | $ (192)
Adjustments to reconcile net loss to net cash provided by operating activities: |  |  |
Deferred income taxes |  | (54) | (78)
Depreciation and amortization |  | 158 | 151
Spirit special items, non cash |  | 450 | 0
Stock-based compensation |  | 12 | 10
Changes in certain operating assets and liabilities |  | 331 | 520
Other, net |  | 23 | (6)
Net cash provided by operating activities |  | 204 | 405
CASH FLOWS FROM INVESTING ACTIVITIES |  |  |
Capital expenditures |  | (427) | (172)
Pre-delivery deposits for flight equipment |  | (39) | 0
Purchase of held-to-maturity investments |  | 0 | (4)
Proceeds from the maturities of held-to-maturity investments |  | 19 | 4
Purchase of available-for-sale securities |  | (1) | (102)
Proceeds from the sale of available-for-sale securities |  | 75 | 267
Payment for Spirit Airlines acquisition |  | (22) | (33)
Other, net |  | (4) | 0
Net cash used in investing activities |  | (399) | (40)
CASH FLOWS FROM FINANCING ACTIVITIES |  |  |
Proceeds from sale-leaseback transactions |  | 332 | 38
Repayment of long-term debt and finance lease obligations |  | (58) | (109)
Acquisition of treasury stock |  | (3) | (3)
Net cash provided by (used in) financing activities |  | 271 | (74)
INCREASE (DECREASE) IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH |  | 76 | 291
Cash, cash equivalents and restricted cash at beginning of period |  | 1,317 | 1,188
Cash, cash equivalents and restricted cash at end of period | [1] | 1,393 | 1,479
SUPPLEMENTAL CASH FLOW INFORMATION |  |  |
Cash payments for interest |  | (24) | (6)
Cash payments for income taxes, net |  | (6) | 0
NON-CASH TRANSACTIONS |  |  |
Operating lease assets acquired under operating leases |  | 6 | 4
Flight equipment acquired under finance leases |  | 20 | 0
Cash and cash equivalents |  | 1,237 | 1,333
Restricted cash | [2] | 156 | 146
Total cash, cash equivalents and restricted cash | [1] | $ 1,393 | $ 1,479
[1] | (1) Reconciliation of cash, cash equivalents and restricted cash reported within the consolidated balance sheets.
[2] | Restricted cash primarily consists of funds held in escrow for estimated workers' compensation obligations and other letters of credit.

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