Flight
UAL1851 13 Sep 2026
UAL1851, operated by United Airlines, on 13 Sep 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | ? → KLAS MC CARRAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 00:07Z |
| Last seen | 19:00 PDT 12 Sep |
| Duration | 1h 52m |
| Aircraft | N57439 |
| Max altitude | 38,000 ft |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 06:51Z |
| Last seen | 23:58Z |
| Duration | 17h 07m |
| Aircraft | N57439 |
| Max altitude | 34,000 ft |
Punctuality, last 30 days
| Flights | 8 |
| On time | 5 (62%) |
| Average delay | -66 min |
| Worst delay | +380 min |
In the last 30 days UAL1851 departed on time (within 15 minutes) on 5 of 8 flights (62%), with an average departure delay of -66 min and a worst delay of +380 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.