| Operating revenue | — | — | — |
| Passenger revenue | 51,829a | 49,046a | 40,032a |
| Cargo | 1,743a | 1,495a | 2,171a |
| Other operating revenue | 3,491a | 3,176a | 2,752a |
| Total operating revenue | 57,063a | 53,717a | 44,955a |
| Operating expense | — | — | — |
| Salaries and related costs | -16,678a | -14,787a | -11,466a |
| Aircraft fuel | -11,756a | -12,651a | -13,113a |
| Landing fees and other rent | -3,437a | -3,076a | -2,576a |
| Aircraft maintenance materials and outside repairs | -3,063a | -2,736a | -2,153a |
| Depreciation and amortization | -2,928a | -2,671a | -2,456a |
| Regional capacity purchase | -2,516a | -2,400a | -2,299a |
| Distribution expenses | -2,231a | -1,977a | -1,535a |
| Aircraft rent | -193a | -197a | -252a |
| Special charges | -112a | -949a | -140a |
| Other operating expenses | -9,053a | -8,062a | -6,628a |
| Total operating expense | -51,967a | -49,506a | -42,618a |
| Operating income | 5,096a | 4,211a | 2,337a |
| Nonoperating income (expense) | — | — | — |
| Interest expense | -1,629a | -1,956a | -1,778a |
| Interest income | 726a | 827a | 298a |
| Interest capitalized | 227a | 182a | 105a |
| Unrealized gains (losses) on investments, net | -199a | 27a | 20a |
| Miscellaneous, net | -53a | 96a | 8a |
| Total nonoperating expense, net | -928a | -824a | -1,347a |
| Income before income taxes | 4,168a | 3,387a | 990a |
| Income tax expense | -1,019a | -769a | -253a |
| Net income | 3,149a | 2,618a | 737a |