Flight
SWA4127 31 Dec 2025
SWA4127, operated by Southwest Airlines, on 31 Dec 2025: Lambert St Louis International (KSTL) to Denver International (KDEN). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSTL LAMBERT ST LOUIS INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:09 CST 30 Dec |
| Last seen | 20:08 MST 30 Dec |
| Duration | 1h 58m |
| Aircraft | AC3E3A |
| Max altitude | 36,000 ft |
| Distance tracked | 667 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 2 (40%) |
| Average delay | -132 min |
| Worst delay | +46 min |
In the last 30 days SWA4127 departed on time (within 15 minutes) on 2 of 5 flights (40%), with an average departure delay of -132 min and a worst delay of +46 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.