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Condensed Consolidated Statement of Cash Flows - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
CASH FLOWS FROM OPERATING ACTIVITIES: |  |  |  |
Net income | $ 760 | $ 348 | $ 482 | $ 463
Adjustments to reconcile net income to cash provided by operating activities: |  |  |  |
Depreciation and amortization | 325 | 315 | 649 | 627
Impairment of long-lived assets | 15 | 0 | 31 | 0
Unrealized mark-to-market adjustment on available for sale securities | 4 | 0 | 7 | 0
Unrealized/realized (gain) loss on fuel derivative instruments | (20) | (17) | 15 | (23)
Deferred income taxes | 272 | (30) | 174 | (26)
Loss on partial extinguishment of convertible and unsecured notes | 43 | 0 | 116 | 0
Changes in certain assets and liabilities: |  |  |  |
Accounts and other receivables | 439 | (563) | 105 | (797)
Other assets | (1) | 16 | (45) | 5
Accounts payable and accrued liabilities | 328 | 989 | 506 | 923
Air traffic liability | (92) | 946 | 793 | 1,546
Other liabilities | (103) | (64) | (209) | (186)
Cash collateral received from (provided to) derivative counterparties | (101) | 48 | 284 | 86
Other, net | 37 | 17 | 69 | 32
Net cash provided by operating activities | 1,906 | 2,005 | 2,977 | 2,650
CASH FLOWS FROM INVESTING ACTIVITIES: |  |  |  |
Capital expenditures | (987) | (95) | (1,497) | (190)
Assets constructed for others | (3) | 0 | (6) | 0
Purchases of short-term investments | (1,545) | (1,651) | (2,470) | (2,975)
Proceeds from sales of short-term and other investments | 980 | 1,277 | 2,280 | 2,495
Net cash used in investing activities | (1,555) | (469) | (1,693) | (670)
CASH FLOWS FROM FINANCING ACTIVITIES: |  |  |  |
Proceeds from Payroll Support Program loan and warrants | 0 | 625 | 0 | 1,136
Proceeds from Employee stock plans | 13 | 13 | 19 | 26
Payments of long-term debt and finance lease obligations | (53) | (43) | (146) | (109)
Payments for repurchases and conversions of convertible debt | (178) | 0 | (409) | 0
Other, net | 3 | 22 | 6 | 28
Net cash provided by (used in) financing activities | (215) | 617 | (530) | 1,081
NET CHANGE IN CASH AND CASH EQUIVALENTS | 136 | 2,153 | 754 | 3,061
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD | 13,098 | 11,971 | 12,480 | 11,063
CASH AND CASH EQUIVALENTS AT END OF PERIOD | 13,234 | 14,124 | 13,234 | 14,124
CASH PAYMENTS FOR: |  |  |  |
Interest, net of amount capitalized | 141 | 150 | 161 | 167
Income taxes | 7 | 176 | 11 | 177
SUPPLEMENTAL DISCLOSURE OF NONCASH TRANSACTIONS: |  |  |  |
Adoption of Accounting Standards Update 2020-06, Debt (See Note 3) | 0 | 0 | 245 | 0
Right-of-use assets acquired under operating leases | 3 | 12 | 27 | 230
Flight equipment acquired against supplier credit memo | 0 | 207 | 0 | 512
Assets constructed for others | $ 0 | $ (341) | $ 0 | $ (309)

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