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v3.25.2

Operating Revenues (Details) $ in Thousands | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Jun. 30, 2025 USD ($) aircraft | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) aircraft item | Jun. 30, 2024 USD ($) | Dec. 31, 2024 USD ($)
Agreements with other airlines |  |  |  |  |
Percentage of ASMs flown under fixed-fee arrangements |  |  | 85.50% | 87.10% |
Percentage of ASMs flown under pro-rate arrangements |  |  | 14.50% | 12.90% |
Rental income under operating leases |  |  |  |  |
Operating lease fixed revenue | $ 16,697 | $ 14,071 | $ 32,762 | $ 25,670 |
Operating lease variable revenue | 8,526 | 8,045 | 15,535 | 13,114 |
Total operating revenues | 1,035,227 | 867,118 | 1,983,682 | 1,670,732 |
Future minimum rental income |  |  |  |  |
July 2025 through December 2025 | 23,040 |  | 23,040 |  |
2026 | 41,053 |  | 41,053 |  |
2027 | 38,697 |  | 38,697 |  |
2028 | 37,818 |  | 37,818 |  |
2029 | 36,296 |  | 36,296 |  |
Thereafter | 21,218 |  | 21,218 |  |
Total future minimum rental income under operating leases | 198,122 |  | 198,122 |  |
Deferred revenue recognized |  |  | 21,300 | 6,000 |
Increase (decrease) in unbilled revenue |  |  | 5,700 | (600) |
Increase (decrease) in unbilled lease revenue |  |  | 2,900 |  |
Deferred revenue | 309,100 |  | 309,100 |  | $ 337,500
Deferred revenue in other current liabilities | 105,100 |  | 105,100 |  | 54,800
Deferred revenue in other long-term liabilities | 204,000 |  | 204,000 |  | 282,700
Unbilled revenue | 22,600 |  | 22,600 |  | 15,100
Property and equipment and related assets | 5,681,348 |  | 5,681,348 |  | 5,587,408
Gross receivables current | 159,900 |  | 159,900 |  | 125,900
Gross receivables Non-current | 231,800 |  | 231,800 |  | 225,200
Balance |  |  | 15,071 |  |
Adjustments to credit loss reserves |  |  | 10,053 |  |
Write-offs charged against allowance |  |  | (63) |  |
Balance | 25,061 |  | 25,061 |  |
Other Current Assets |  |  |  |  |
Future minimum rental income |  |  |  |  |
Unbilled revenue | 1,100 |  | 1,100 |  | 1,100
Other Noncurrent Assets |  |  |  |  |
Future minimum rental income |  |  |  |  |
Unbilled revenue | 21,500 |  | 21,500 |  | $ 14,000
Other Noncurrent Liabilities |  |  |  |  |
Future minimum rental income |  |  |  |  |
Deferred lease revenue | $ 6,000 | 1,000 | $ 6,000 | 1,000 |
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 |  |  | 502 |  |
Aircraft |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft subleased | aircraft | 8 |  | 8 |  |
United |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 229 |  |
United | United Express Prorate Agreement |  |  |  |  |
Future minimum rental income |  |  |  |  |
Agreement term |  |  | 120 days |  |
Delta |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 142 |  |
Delta | Delta Connection Prorate Agreement |  |  |  |  |
Future minimum rental income |  |  |  |  |
Agreement term |  |  | 30 days |  |
American |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 89 |  |
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 | $ 217,700 |  | $ 217,700 |  |
CRJ 200 | United | United Express Agreements |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 50 |  |
CRJ 200 | United | United Express Prorate Agreement |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 30 |  |
CRJ 550 | United Express Agreements |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of new aircraft ordered | aircraft | 32 |  | 32 |  |
CRJ 700 |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of seats on aircraft | item |  |  | 50 |  |
CRJ 700 | United | United Express Agreements |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 33 |  |
CRJ 700 | Delta | Delta Connection Prorate Agreement |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 15 |  |
CRJ 700 | Delta | Delta Connection Agreements |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 5 |  |
CRJ 700 | American |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 68 |  |
CRJ 900 | Delta | Delta Connection Agreements |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 35 |  |
CRJ 900 | American | American Prorate Agreement |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 1 |  |
E175 |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft under purchase agreement | aircraft |  |  | 74 |  |
E175 | United Express Agreements |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of new aircraft ordered | aircraft | 13 |  | 13 |  |
Number of aircraft scheduled for delivery in 2025 | aircraft | 5 |  | 5 |  |
Number of aircraft scheduled for delivery in 2026 | aircraft | 8 |  | 8 |  |
E175 | Delta Connection Agreements |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of new aircraft ordered | aircraft | 16 |  | 16 |  |
Number of aircraft delivered in year three | aircraft | 10 |  | 10 |  |
Number of aircraft delivered in year four | aircraft | 6 |  | 6 |  |
E175 | Alaska Capacity Purchase Agreement |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of new aircraft ordered | aircraft | 1 |  | 1 |  |
E175 | United | United Express Agreements |  |  |  |  |
Future minimum rental income |  |  |  |  |
Number of aircraft | aircraft |  |  | 116 |  |
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 |  |  | 42 |  |
Flying agreements |  |  |  |  |
Rental income under operating leases |  |  |  |  |
Total operating revenues | $ 987,511 | 838,170 | $ 1,903,505 | 1,616,459 |
Flight operations revenue |  |  |  |  |
Rental income under operating leases |  |  |  |  |
Total operating revenues | 682,948 | 595,127 | 1,322,101 | 1,139,287 |
Capacity purchase agreements fixed aircraft lease revenue |  |  |  |  |
Rental income under operating leases |  |  |  |  |
Total operating revenues | 104,220 | 75,131 | 215,208 | 150,290 |
Capacity purchase agreements variable aircraft lease revenue |  |  |  |  |
Rental income under operating leases |  |  |  |  |
Total operating revenues | 54,898 | 60,841 | 89,937 | 118,727 |
Prorate agreements and SWC revenue |  |  |  |  |
Rental income under operating leases |  |  |  |  |
Total operating revenues | 145,445 | 107,071 | 276,259 | 208,155 |
Airport customer service and other revenue |  |  |  |  |
Rental income under operating leases |  |  |  |  |
Total operating revenues | 22,493 | 6,832 | 31,880 | 15,489 |
Lease, airport services and other. |  |  |  |  |
Rental income under operating leases |  |  |  |  |
Total operating revenues | $ 47,716 | $ 28,948 | $ 80,177 | $ 54,273 |

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