Flight
UAL821 29 Dec 2025
UAL821, operated by United Airlines, on 29 Dec 2025, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 02:17Z |
| Last seen | 12:56Z |
| Duration | 10h 38m |
| Aircraft | N27965 |
| Max altitude | 39,000 ft |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 15:11Z |
| Last seen | 16:50Z |
| Duration | 1h 39m |
| Aircraft | N29968 |
| Max altitude | 33,000 ft |
Punctuality, last 30 days
| Flights | 1 |
| On time | 0 (0%) |
| Average delay | +741 min |
| Worst delay | +741 min |
In the last 30 days UAL821 departed on time (within 15 minutes) on 0 of 1 flight (0%), with an average departure delay of +741 min and a worst delay of +741 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.