Flight
UAL539 4 Apr 2026
UAL539, operated by United Airlines, on 4 Apr 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 | 00:18Z |
| Last seen | 15:06Z |
| Duration | 14h 47m |
| Aircraft | N37466 |
| Max altitude | 39,050 ft |
Punctuality, last 30 days
| Flights | 8 |
| On time | 0 (0%) |
| Average delay | +70 min |
| Worst delay | +374 min |
In the last 30 days UAL539 departed on time (within 15 minutes) on 0 of 8 flights (0%), with an average departure delay of +70 min and a worst delay of +374 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.