Flight
UAL1225 18 Dec 2025
UAL1225, operated by United Airlines, on 18 Dec 2025: Phoenix Sky Harbor International (KPHX) to Denver International (KDEN). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KPHX PHOENIX SKY HARBOR INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:20 MST 17 Dec |
| Last seen | 21:42 MST 17 Dec |
| Duration | 2h 22m |
| Aircraft | A12731 |
| Max altitude | 39,025 ft |
| Distance tracked | 522 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 2 (29%) |
| Average delay | +30 min |
| Worst delay | +67 min |
In the last 30 days UAL1225 departed on time (within 15 minutes) on 2 of 7 flights (29%), with an average departure delay of +30 min and a worst delay of +67 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.