Flight
UAL391 19 Aug 2025
UAL391, operated by United Airlines, on 19 Aug 2025, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2partial
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 13:14 PDT |
| Aircraft | N39450 |
| Max altitude | -150 ft |
Leg 2 of 2
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KRYW Lago Vista Texas Rusty Allen Airport |
| Status | Completed (receiver network) |
| First seen airborne | 13:55 PDT |
| Last seen | 18:40 CDT |
| Duration | 2h 45m |
| Aircraft | N39450 |
| Max altitude | 35,025 ft |
| Distance tracked | 1,282 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 2 (29%) |
| Average delay | +9 min |
| Worst delay | +117 min |
In the last 30 days UAL391 departed on time (within 15 minutes) on 2 of 7 flights (29%), with an average departure delay of +9 min and a worst delay of +117 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.