Flight
UAL425 25 Dec 2025
UAL425, operated by United Airlines, on 25 Dec 2025: Denver International (KDEN) to Ontario International (KONT). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KONT ONTARIO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:33 MST 24 Dec |
| Last seen | 20:46 PST 24 Dec |
| Duration | 2h 12m |
| Aircraft | N66837 |
| Max altitude | 28,000 ft |
| Distance tracked | 710 nm |
Punctuality, last 30 days
| Flights | 5 |
| On time | 3 (60%) |
| Average delay | +37 min |
| Worst delay | +137 min |
In the last 30 days UAL425 departed on time (within 15 minutes) on 3 of 5 flights (60%), with an average departure delay of +37 min and a worst delay of +137 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.