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REVENUE RECOGNITION (Tables) | 12 Months Ended
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Dec. 31, 2024
Revenue from Contract with Customer [Abstract] |
Schedule of Operating Revenue by Geographic Region | The Company further disaggregates its operating revenue by principal geographic region for the years ended December 31 is presented in the table below (in millions):
|  | 2024 |  | 2023 |  | 2022
Domestic (U.S. and Canada) |  | $ | 34,067 |  |  | $ | 32,400 |  |  | $ | 28,474 |
Atlantic |  | 11,097 |  |  | 10,982 |  |  | 9,072 |
Pacific |  | 6,462 |  |  | 5,267 |  |  | 2,927 |
Latin America |  | 5,437 |  |  | 5,068 |  |  | 4,482 |
Total |  | $ | 57,063 |  |  | $ | 53,717 |  |  | $ | 44,955 |
Schedule of Roll Forward of Frequent Flyer Deferred Revenue | The table below presents a roll forward of Frequent flyer deferred revenue (in millions):
|  | 2024 |  | 2023
Balance at January 1 |  | $ | 7,143 |  |  | $ | 6,675 |
Miles earned |  | 3,563 |  |  | 3,297 |
Travel miles redeemed |  | (3,150) |  |  | (2,723) |
Non-travel miles redeemed |  | (115) |  |  | (106) |
Balance at December 31 |  | $ | 7,441 |  |  | $ | 7,143 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-10 + Details
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- Definition Tabular disclosure of disaggregation of revenue into categories depicting how nature, amount, timing, and uncertainty of revenue and cash flows are affected by economic factor. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 606 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479806/606-10-50-5 + Details
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