Flight
UAL1521 17 Sep 2026
UAL1521, operated by United Airlines, on 17 Sep 2026. Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 14:42Z |
| Last seen | 16:14Z |
| Duration | 1h 31m |
| Aircraft | N897UA |
| Max altitude | 36,050 ft |
Punctuality, last 30 days
| Flights | 8 |
| On time | 2 (25%) |
| Average delay | +22 min |
| Worst delay | +36 min |
In the last 30 days UAL1521 departed on time (within 15 minutes) on 2 of 8 flights (25%), with an average departure delay of +22 min and a worst delay of +36 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.