Flight
UAL631 24 Sep 2026
UAL631, operated by United Airlines, on 24 Sep 2026: Denver International (KDEN) to Phoenix Sky Harbor International (KPHX). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KPHX PHOENIX SKY HARBOR INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 13:45 MDT |
| Last seen | 14:44 MST |
| Duration | 1h 58m |
| Aircraft | N78438 |
| Max altitude | 30,000 ft |
| Distance tracked | 522 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 3 (38%) |
| Average delay | -61 min |
| Worst delay | +364 min |
In the last 30 days UAL631 departed on time (within 15 minutes) on 3 of 8 flights (38%), with an average departure delay of -61 min and a worst delay of +364 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.