Flight
UAL631 29 Sep 2026
UAL631, operated by United Airlines, on 29 Sep 2026: Denver International (KDEN) to Phoenix Sky Harbor International (KPHX). Scheduled and actual times are local to each airport (hover for UTC).
Flight
FAA SWIM schedule| Route | KDEN DENVER INTERNATIONAL → KPHX PHOENIX SKY HARBOR INTERNATIONAL |
| Status | Completed, departed on time (-1076 min) |
| Scheduled departure | 13:25 MDT |
| Actual departure | 19:29 MDT 28 Sep on time |
| Actual arrival | 14:25 MST |
| Duration | 19h 56m |
| Aircraft | N75435 B739 |
| Max altitude | 56,300 ft |
| Distance tracked | 522 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 3 (43%) |
| Average delay | -75 min |
| Worst delay | +364 min |
In the last 30 days UAL631 departed on time (within 15 minutes) on 3 of 7 flights (43%), with an average departure delay of -75 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.