Top US Airlines in 2021
Travel, particularly in the US, started its Covid-19 recovery during 2021, with airline passenger numbers increasing throughout the year.
| Rank | Airline | 2021 | 2020 | Change | Position |
|---|---|---|---|---|---|
| 1 | American Airlines | 165,682,000 | 95,324,000 | 73.8% | - |
| 2 | Delta Air Lines * | - | - | - | - |
| 3 | Southwest Airlines | 123,264,000 | 67,785,000 | 81.8% | - |
| 4 | United Airlines | 104,082,000 | 57,761,000 | 80.2% | - |
| 5 | Alaska Airlines | 32,407,000 | 17,927,000 | 80.8% | +1 |
| 6 | Spirit Airlines | 30,828,000 | 18,444,000 | 67.1% | -1 |
| 7 | JetBlue Airways | 30,094,000 | 14,274,000 | 110.8% | - |
| 8 | Frontier Airlines | 20,709,000 | 11,238,000 | 84.3% | - |
| 9 | Allegiant Air | 13,509,544 | 8,553,623 | 57.9% | - |
| 10 | Hawaiian Airlines | 6,543,000 | 3,362,000 | 94.6% | - |
* Delta did not publish passenger numbers for the relevant years.