Flight
SWA3948 12 May 2026
SWA3948, operated by Southwest Airlines, on 12 May 2026: Lambert St Louis International (KSTL) to General Edward Lawrence Logan International (KBOS). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 10:24 CDT |
| Last seen | 13:42 EDT |
| Duration | 2h 17m |
| Aircraft | N8503A |
| Max altitude | 37,000 ft |
| Distance tracked | 907 nm |
Punctuality, last 30 days
| Flights | 3 |
| On time | 2 (67%) |
| Average delay | +10 min |
| Worst delay | +19 min |
In the last 30 days SWA3948 departed on time (within 15 minutes) on 2 of 3 flights (67%), with an average departure delay of +10 min and a worst delay of +19 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.