Flight
UAL1263 18 Sep 2026
UAL1263, operated by United Airlines, on 18 Sep 2026: Ontario International (KONT) to Denver International (KDEN). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KONT ONTARIO INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 14:04 PDT |
| Last seen | 17:38 MDT |
| Duration | 2h 33m |
| Aircraft | N37547 |
| Max altitude | 35,000 ft |
| Distance tracked | 710 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 4 (50%) |
| Average delay | +22 min |
| Worst delay | +72 min |
In the last 30 days UAL1263 departed on time (within 15 minutes) on 4 of 8 flights (50%), with an average departure delay of +22 min and a worst delay of +72 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.