Flight
SWA4272 12 Sep 2026
SWA4272, operated by Southwest Airlines, on 12 Sep 2026: Lambert St Louis International (KSTL) to Miami International (KMIA). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KMIA MIAMI INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 18:04 CDT |
| Last seen | 19:58 EDT |
| Duration | 0h 53m |
| Aircraft | N8541W |
| Max altitude | 37,000 ft |
| Distance tracked | 929 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 1 (20%) |
| Average delay | +30 min |
| Worst delay | +54 min |
In the last 30 days SWA4272 departed on time (within 15 minutes) on 1 of 5 flights (20%), with an average departure delay of +30 min and a worst delay of +54 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.