Flight
SWA3878 17 Sep 2026
SWA3878, operated by Southwest Airlines, on 17 Sep 2026: Lambert St Louis International (KSTL) to Phoenix Sky Harbor International (KPHX). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KPHX PHOENIX SKY HARBOR INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 21:22 CDT 16 Sep |
| Last seen | 22:14 MST 16 Sep |
| Duration | 2h 51m |
| Aircraft | N8534Z |
| Max altitude | 36,000 ft |
| Distance tracked | 1,094 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 1 (14%) |
| Average delay | +54 min |
| Worst delay | +116 min |
In the last 30 days SWA3878 departed on time (within 15 minutes) on 1 of 7 flights (14%), with an average departure delay of +54 min and a worst delay of +116 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.