Flight
SWA3843 17 Sep 2026
SWA3843, operated by Southwest Airlines, on 17 Sep 2026: Lambert St Louis International (KSTL) to William P Hobby (KHOU), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KHOU WILLIAM P HOBBY |
| Status | Completed (receiver network) |
| First seen airborne | 20:56 CDT 16 Sep |
| Last seen | 22:40 CDT 16 Sep |
| Duration | 1h 43m |
| Aircraft | N8641B |
| Max altitude | 40,000 ft |
| Distance tracked | 598 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KHOU WILLIAM P HOBBY → KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 10:45 CDT |
| Last seen | 16:00 EDT |
| Duration | 4h 14m |
| Aircraft | N8641B |
| Max altitude | 36,000 ft |
| Distance tracked | 603 nm |
Punctuality, last 30 days
| Flights | 4 |
| On time | 2 (50%) |
| Average delay | +19 min |
| Worst delay | +38 min |
In the last 30 days SWA3843 departed on time (within 15 minutes) on 2 of 4 flights (50%), with an average departure delay of +19 min and a worst delay of +38 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.