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REVENUE (Tables) | 3 Months Ended
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Mar. 31, 2025
Revenue from Contract with Customer [Abstract] |
Disaggregation of Revenue | Passenger revenue recognized in the unaudited condensed consolidated statements of operations:
| Three Months Ended March 31, |  |
(in millions) | 2025 |  | 2024 |  |  |  |
Passenger ticket revenue, net of taxes and fees | $ | 2,352 |  |  | $ | 1,648 |  |  |  |  |
Passenger ancillary revenue | 140 |  |  | 108 |  |  |  |  |
Loyalty program passenger revenue | 316 |  |  | 248 |  |  |  |  |
Total Passenger revenue | $ | 2,808 |  |  | $ | 2,004 |  |  |  |  |
The table below presents the Company's passenger revenue by principal geographic region (as defined by the U.S. Department of Transportation):
| Three Months Ended March 31, |  |
(in millions) | 2025 |  | 2024 |  |  |  |
Domestic | $ | 2,462 |  |  | $ | 1,805 |  |  |  |  |
Latin America | 214 |  |  | 199 |  |  |  |  |
Pacific | 132 |  |  | — |  |  |  |  |
Total Passenger revenue | $ | 2,808 |  |  | $ | 2,004 |  |  |  |  |
Loyalty program revenue included in the unaudited condensed consolidated statements of operations:
| Three Months Ended March 31, |  |
(in millions) | 2025 |  | 2024 |  |  |  |
Loyalty program passenger revenue | $ | 316 |  |  | $ | 248 |  |  |  |  |
Loyalty program other revenue | 207 |  |  | 164 |  |  |  |  |
Total Loyalty program revenue | $ | 523 |  |  | $ | 412 |  |  |  |  |
Cargo and other revenue included in the unaudited condensed consolidated statements of operations:
| Three Months Ended March 31, |  |
(in millions) | 2025 |  | 2024 |  |  |  |
Cargo revenue | $ | 57 |  |  | $ | 28 |  |  |  |  |
Other revenue | 65 |  |  | 36 |  |  |  |  |
Total Cargo and other revenue | $ | 122 |  |  | $ | 64 |  |  |  |  |
Contract with Customer, Asset and Liability | The table below presents a roll forward of the total loyalty program liability:
| Three Months Ended March 31,
(in millions) | 2025 |  | 2024
Total Deferred Revenue balance at January 1 | $ | 3,256 |  |  | $ | 2,603 |
Travel miles and companion certificate redemption - Passenger revenue | (307) |  |  | (234) |
Miles redeemed on partner airlines - Loyalty program other revenue | (49) |  |  | (28) |
Increase in liability for mileage credits issued | 414 |  |  | 292 |
Total Deferred Revenue balance at March 31 | $ | 3,314 |  |  | $ | 2,633 |

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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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