Flight
SWA397 21 May 2026
SWA397, operated by Southwest Airlines, on 21 May 2026: Lambert St Louis International (KSTL) to Chicago Midway International (KMDW). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KMDW CHICAGO MIDWAY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 07:26 CDT |
| Last seen | 08:10 CDT |
| Duration | 0h 43m |
| Aircraft | AC3B78 |
| Max altitude | 27,000 ft |
| Distance tracked | 218 nm |
Punctuality, last 30 days
| Flights | 11 |
| On time | 5 (45%) |
| Average delay | -41 min |
| Worst delay | +151 min |
In the last 30 days SWA397 departed on time (within 15 minutes) on 5 of 11 flights (45%), with an average departure delay of -41 min and a worst delay of +151 min.
Schedule, departure and arrival times from the FAA SWIM feed; aircraft, altitude and distance from the PlaneTrack receiver network. On time means a departure within 15 minutes of schedule.