Compare
Southwest Airlines Co vs Delta Air Lines, Inc. vs Frontier Group Holdings, Inc. vs Allegiant Travel Co
| Latest fiscal year | Southwest Airlines Co LUV | Delta Air Lines, Inc. DAL | Frontier Group Holdings, Inc. ULCC | Allegiant Travel Co ALGT |
|---|---|---|---|---|
| Year ended | 2025-12-31 | 2025-12-31 | 2025-12-31 | 2025-12-31 |
| Revenue | $28.06B | $63.36B | $3.72B | $2.61B |
| Revenue growth (YoY) | +2.1% | +2.8% | -1.4% | +3.7% |
| Gross margin | n/a | n/a | n/a | n/a |
| Operating margin | 1.5% | 9.2% | -4.0% | 1.4% |
| Net margin | 1.6% | 7.9% | -3.7% | -1.7% |
| Net income | $441.00M | $5.00B | -$137.00M | -$44.70M |
| EPS (Diluted) | $0.79 | $7.66 | -$0.60 | -$2.48 |
| Operating cash flow | $1.84B | $8.34B | -$525.00M | $389.77M |
| Free cash flow | -$831.00M | $3.84B | -$600.00M | $75.10M |
| Cash & equivalents | $3.23B | $4.31B | $671.00M | $172.70M |
| Total assets | $29.06B | $81.32B | $7.22B | $4.21B |
| Total liabilities | n/a | n/a | $6.73B | $3.16B |
| Shareholders' equity | $7.98B | $20.85B | $491.00M | $1.05B |
| Return on year-end equity | 5.5% | 24.0% | -27.9% | -4.2% |
| Shares outstanding | n/a | n/a | 229.01M | n/a |
Revenue, most recent five fiscal years
| Fiscal year | Southwest Airlines Co | Delta Air Lines, Inc. | Frontier Group Holdings, Inc. | Allegiant Travel Co |
|---|---|---|---|---|
| Latest | $28.06B Ended 2025-12-31 | $63.36B Ended 2025-12-31 | $3.72B Ended 2025-12-31 | $2.61B Ended 2025-12-31 |
| 1 year earlier | $27.48B Ended 2024-12-31 | $61.64B Ended 2024-12-31 | $3.77B Ended 2024-12-31 | $2.51B Ended 2024-12-31 |
| 2 years earlier | $26.09B Ended 2023-12-31 | $58.05B Ended 2023-12-31 | $3.59B Ended 2023-12-31 | $2.51B Ended 2023-12-31 |
| 3 years earlier | $23.81B Ended 2022-12-31 | $50.58B Ended 2022-12-31 | $3.33B Ended 2022-12-31 | $2.30B Ended 2022-12-31 |
| 4 years earlier | $15.79B Ended 2021-12-31 | $29.90B Ended 2021-12-31 | $2.06B Ended 2021-12-31 | $1.71B Ended 2021-12-31 |