 Callsign | SOUTHWEST |
 Country | US |
 Website | https://www.southwest.com/ |
| Wikipedia | https://en.wikipedia.org/wiki/Southwest_Airlines |
Fleet Information
| Aircraft | In service | Orders | Seats | Notes |
|---|---|---|---|---|
| Boeing 737-700 | 342 | — | 143 | 737-700 launch customer and largest operator.To be retired by 2031 & replaced by Boeing 737 MAX. |
| Boeing 737-800 | 203 | — | 175 | |
| Boeing 737 MAX 7 | — | 342 | 148 | Expected to enter service in 2026,replacing the Boeing 737-700. |
| Boeing 737 MAX 8 | 257 | 149 | 175 | Largest Boeing 737 MAX operator.Replacing Boeing 737-800. |
| Total | 801 | 491 | ||