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Commitments and Contingencies (Tables) | 6 Months Ended
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Jun. 30, 2023
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Firm Commitments and Options to Purchase Aircraft and Summary of Commitments | As of June 30, 2023, United had firm commitments to purchase aircraft from The Boeing Company ("Boeing") and Airbus S.A.S. ("Airbus") as presented in the table below:
|  |  |  | Contractual Aircraft Deliveries |  | Expected Aircraft Deliveries (b)
Aircraft Type |  | Number of Firm Commitments (a) |  | Last Six Months of 2023 |  | 2024 |  | After 2024 |  | Last Six Months of 2023 |  | 2024 |  | After 2024
787 |  | 100 |  |  | — |  |  | 8 |  |  | 92 |  |  | — |  |  | 8 |  |  | 92 |
737 MAX |  | 392 |  |  | 91 |  |  | 91 |  |  | 210 |  |  | 50 |  |  | 74 |  |  | 268 |
A321neo |  | 70 |  |  | 12 |  |  | 21 |  |  | 37 |  |  | 4 |  |  | 29 |  |  | 37 |
A321XLR |  | 50 |  |  | — |  |  | — |  |  | 50 |  |  | — |  |  | — |  |  | 50 |
A350 |  | 45 |  |  | — |  |  | — |  |  | 45 |  |  | — |  |  | — |  |  | 45 |
(a) United also has options and purchase rights for additional aircraft.
(b) Expected aircraft deliveries reflect adjustments communicated by Boeing and Airbus or estimated by United.
Summary of Commitments | The table below summarizes United's commitments as of June 30, 2023, which include aircraft and related spare engines, aircraft improvements and non-aircraft capital commitments. Aircraft commitments are based on contractual scheduled aircraft deliveries without any adjustments communicated by Boeing and Airbus or estimated by United.
(in billions) |  |
Last six months of 2023 |  | $ | 6.8 |
2024 |  | 6.9 |
2025 |  | 8.2 |
2026 |  | 6.2 |
2027 |  | 4.6 |
After 2027 |  | 16.6 |
|  | $ | 49.3 |
Summary Of Estimated Future payments Of Contractual Obligation | Based on these assumptions as of June 30, 2023, our estimated future payments through the end of the terms of our CPAs are presented in the table below:
(in billions) |  |
Last six months of 2023 |  | $ | 1.1 |
2024 |  | 2.3 |
2025 |  | 1.9 |
2026 |  | 1.8 |
2027 |  | 1.3 |
After 2027 |  | 4.0 |
|  | $ | 12.4 |

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- Definition Tabular disclosure of contractual obligation by timing of payment due. Includes, but is not limited to, long-term debt obligation, lease obligation, and purchase obligation. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (S-X 210.12-04) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3 + Details
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- Definition Tabular disclosure of key provisions of an arrangement under which the entity has agreed to purchase goods or services over a period of time greater than one year or the normal operating cycle, if longer, including the item for which expenditures will be made, minimum quantities, milestones, time period and committed amount. + References No definition available. + Details
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