Flight
SWA4438 19 Apr 2026
SWA4438, operated by Southwest Airlines, on 19 Apr 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 | 15:36 CDT |
| Last seen | 19:58 EDT |
| Duration | 3h 22m |
| Aircraft | N8558Z |
| Max altitude | 37,000 ft |
Punctuality, last 30 days
| Flights | 4 |
| On time | 3 (75%) |
| Average delay | +10 min |
| Worst delay | +21 min |
In the last 30 days SWA4438 departed on time (within 15 minutes) on 3 of 4 flights (75%), with an average departure delay of +10 min and a worst delay of +21 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.