Flight
SWA4121 23 Sep 2026
SWA4121, operated by Southwest Airlines, on 23 Sep 2026: Phoenix Sky Harbor International (KPHX) to Salt Lake City International (KSLC). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KPHX PHOENIX SKY HARBOR INTERNATIONAL → KSLC SALT LAKE CITY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 12:46 MST |
| Last seen | 16:31 MDT |
| Duration | 2h 44m |
| Aircraft | N442WN |
| Max altitude | 36,025 ft |
| Distance tracked | 441 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 2 (40%) |
| Average delay | -149 min |
| Worst delay | +65 min |
In the last 30 days SWA4121 departed on time (within 15 minutes) on 2 of 5 flights (40%), with an average departure delay of -149 min and a worst delay of +65 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.