Flight
UAL3940 22 Aug 2026
UAL3940, operated by United Airlines, on 22 Aug 2026. 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 | 18:48 PDT 21 Aug |
| Last seen | 03:58Z |
| Duration | 2h 09m |
| Aircraft | A0B849 |
| Max altitude | 39,000 ft |
Punctuality, last 30 days
| Flights | 3 |
| On time | 0 (0%) |
| Average delay | +136 min |
| Worst delay | +221 min |
In the last 30 days UAL3940 departed on time (within 15 minutes) on 0 of 3 flights (0%), with an average departure delay of +136 min and a worst delay of +221 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.