Flight
SWA3981 17 Jul 2026
SWA3981, operated by Southwest Airlines, on 17 Jul 2026: Lambert St Louis International (KSTL) to Seattle Tacoma International (KSEA). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 12:05 CDT |
| Last seen | 14:02 PDT |
| Duration | 3h 56m |
| Aircraft | AC3AC9 |
| Max altitude | 38,000 ft |
| Distance tracked | 1,482 nm |
Punctuality, last 30 days
| Flights | 4 |
| On time | 3 (75%) |
| Average delay | +32 min |
| Worst delay | +106 min |
In the last 30 days SWA3981 departed on time (within 15 minutes) on 3 of 4 flights (75%), with an average departure delay of +32 min and a worst delay of +106 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.