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Commitments and Contingencies (Tables) | 3 Months Ended
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Mar. 31, 2024
Commitments and Contingencies Disclosure [Abstract] |
Summary of flight equipment commitments | As of March 31, 2024, our committed expenditures for aircraft and related flight equipment, including estimated amounts for contractual price escalations and pre-delivery deposits, is set forth in the table below (in millions):
Flight equipment commitments |
Year | Total
Remainder of 2024 | $ | 820 |
2025 | 1,165 |
2026 | 1,144 |
2027 | 1,011 |
2028 | 1,529 |
Thereafter | 1,198 |
Total | $ | 6,867 |
As of March 31, 2024, our firm aircraft orders included the following aircraft:
Flight equipment deliveries (1) |  |  |  |  |
Year | Airbus A220 |  | Airbus A321neo |  | Total
Remainder of 2024 | 15 |  |  | 4 |  |  | 19 |
2025 | 20 |  |  | 5 |  |  | 25 |
2026 | 20 |  |  | 4 |  |  | 24 |
2027 | 5 |  |  | 9 |  |  | 14 |
2028 | 7 |  |  | 16 |  |  | 23 |
Thereafter | 4 |  |  | 14 |  |  | 18 |
Total (2) | 71 |  |  | 52 |  |  | 123 |
(1) The aircraft orders stated above represents the current delivery schedule set forth in our Airbus order book as of March 31, 2024. (2) In addition, we have options to purchase an additional 20 A220-300 aircraft.

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- Definition Tabular disclosure of unconditional purchase obligation not recognized as liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 440 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482648/440-10-50-4 + Details
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