Flight
UAL1523 19 Sep 2025
UAL1523, operated by United Airlines, on 19 Sep 2025. Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → ? |
| Status | Completed (receiver network) |
| First seen airborne | 09:58 PDT |
| Last seen | 21:15Z |
| Duration | 4h 16m |
| Aircraft | A441AC |
Punctuality, last 30 days
| Flights | 7 |
| On time | 1 (14%) |
| Average delay | +22 min |
| Worst delay | +31 min |
In the last 30 days UAL1523 departed on time (within 15 minutes) on 1 of 7 flights (14%), with an average departure delay of +22 min and a worst delay of +31 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.