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v3.26.1

Operating Revenues (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Mar. 31, 2026 USD ($) aircraft | Mar. 31, 2025 USD ($) | Dec. 31, 2025 USD ($)
Agreements with other airlines |  |  |
Percentage of ASMs flown under fixed-fee arrangements | 82.80% | 85.70% |
Percentage of ASMs flown under pro-rate arrangements | 17.20% | 14.30% |
Rental income under operating leases |  |  |
Operating lease fixed revenue | $ 17,742 | $ 16,065 |
Operating lease variable revenue | 7,445 | 7,009 |
Total operating revenues | 1,013,177 | 948,455 |
Future minimum rental income |  |  |
April 2026 - December 2026 | 36,703 |  |
2027 | 45,159 |  |
2028 | 44,276 |  |
2029 | 42,748 |  |
2030 | 26,459 |  |
Thereafter | 2,723 |  |
Total future minimum rental income under operating leases | 198,068 |  |
Deferred revenue | 267,655 |  | $ 292,403
Deferred revenue - other current liabilities | 85,785 |  | 163,894
Deferred revenue - other long-term liabilities | 181,870 |  | 128,509
Unbilled revenue | 26,960 |  | 27,794
Property and equipment and related assets | 5,890,181 |  | 5,842,968
Gross receivables current | 176,600 |  | 163,300
Gross receivables Non-current | 256,700 |  | 266,300
Balance | 22,509 |  |
Adjustments to credit loss reserves | (45) |  |
Write-offs charged against allowance | (94) |  |
Balance | 22,370 |  |
Other current assets |  |  |
Future minimum rental income |  |  |
Unbilled revenue | 1,133 |  | 1,133
Other long-term assets |  |  |
Future minimum rental income |  |  |
Unbilled revenue | $ 25,827 |  | $ 26,661
Minimum |  |  |
Agreements with other airlines |  |  |
EAS contract term | 2 years |  |
Maximum |  |  |
Agreements with other airlines |  |  |
EAS contract term | 3 years |  |
Aircraft in schedule service or under contract |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 500 |  |
United |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 226 |  |
United | United Express Prorate Agreement |  |  |
Future minimum rental income |  |  |
Agreement term | 120 days |  |
Delta |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 139 |  |
Delta | Delta Connection Prorate Agreement |  |  |
Future minimum rental income |  |  |
Agreement term | 30 days |  |
American |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 92 |  |
American | American Prorate Agreement |  |  |
Future minimum rental income |  |  |
Agreement term | 180 days |  |
Jet aircraft and spare engines leased to third parties |  |  |
Future minimum rental income |  |  |
Property and equipment and related assets | $ 240,800 |  |
CRJ 200 | United | United Express Agreements |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 34 |  |
CRJ 200 | United | United Express Prorate Agreement |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 33 |  |
CRJ 550 | United Express Agreements |  |  |
Future minimum rental income |  |  |
Number of new aircraft ordered | aircraft | 18 |  |
CRJ 550 | United | United Express Agreements |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 30 |  |
CRJ 550 | Delta | Delta Connection Prorate Agreement |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 16 |  |
CRJ 700 | United | United Express Agreements |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 8 |  |
CRJ 700 | Delta | Delta Connection Agreements |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 2 |  |
CRJ 700 | American | American Capacity Purchase Agreement |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 68 |  |
CRJ 900 | Delta | Delta Connection Agreements |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 34 |  |
CRJ 900 | American | American Prorate Agreement |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 4 |  |
E175 |  |  |
Future minimum rental income |  |  |
Number of aircraft under purchase agreement | aircraft | 68 |  |
E175 | United Express Agreements |  |  |
Future minimum rental income |  |  |
Number of new aircraft ordered | aircraft | 8 |  |
Number of aircraft scheduled for delivery in 2026 | aircraft | 8 |  |
E175 | Delta Connection Agreements |  |  |
Future minimum rental income |  |  |
Number of new aircraft ordered | aircraft | 16 |  |
Number of aircraft scheduled for delivery in 2028 | aircraft | 6 |  |
Number of aircraft scheduled for delivery in 2027 | aircraft | 10 |  |
E175 | United | United Express Agreements |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 121 |  |
E175 | Delta | Delta Connection Agreements |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 87 |  |
E175 | American | American Capacity Purchase Agreement |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 20 |  |
E175 | Alaska | Alaska Capacity Purchase Agreement |  |  |
Future minimum rental income |  |  |
Number of aircraft | aircraft | 43 |  |
Flying agreements revenue |  |  |
Rental income under operating leases |  |  |
Total operating revenues | $ 977,885 | 915,994 |
Capacity purchase agreements flight operations revenue (non-lease component) |  |  |
Rental income under operating leases |  |  |
Total operating revenues | 633,869 | 639,153 |
Capacity purchase agreements fixed aircraft lease revenue |  |  |
Rental income under operating leases |  |  |
Total operating revenues | 104,455 | 110,988 |
Capacity purchase agreements fixed aircraft lease revenue | Capacity Purchase Agreements |  |  |
Future minimum rental income |  |  |
Deferred revenue recognized | 7,257 | 2,235 |
Increase (decrease) in unbilled revenue | 1,108 | 1,127 |
Capacity purchase agreements variable aircraft lease revenue |  |  |
Rental income under operating leases |  |  |
Total operating revenues | 71,373 | 35,039 |
Prorate agreements and SWC revenue |  |  |
Rental income under operating leases |  |  |
Total operating revenues | 168,188 | 130,814 |
Airport customer service and other revenue |  |  |
Rental income under operating leases |  |  |
Total operating revenues | 10,105 | 9,387 |
Lease, airport services and other. |  |  |
Rental income under operating leases |  |  |
Total operating revenues | $ 35,292 | $ 32,461 |

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