Flight
SWA4039 20 Dec 2025
SWA4039, operated by Southwest Airlines, on 20 Dec 2025: Philadelphia International (KPHL) to Lambert St Louis International (KSTL). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KPHL PHILADELPHIA INTERNATIONAL → KSTL LAMBERT ST LOUIS INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:26 EST 19 Dec |
| Last seen | 21:42 CST 19 Dec |
| Duration | 2h 15m |
| Aircraft | AC5041 |
| Max altitude | 38,000 ft |
| Distance tracked | 704 nm |
Punctuality, last 30 days
| Flights | 4 |
| On time | 4 (100%) |
| Average delay | +10 min |
| Worst delay | +14 min |
In the last 30 days SWA4039 departed on time (within 15 minutes) on 4 of 4 flights (100%), with an average departure delay of +10 min and a worst delay of +14 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.