Flight
UAL1878 4 Apr 2026
UAL1878, 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 | ? → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 22:16Z |
| Last seen | 16:08 PDT |
| Duration | 0h 51m |
| Aircraft | N494UA |
| Max altitude | 28,075 ft |
Punctuality, last 30 days
| Flights | 13 |
| On time | 9 (69%) |
| Average delay | +39 min |
| Worst delay | +370 min |
In the last 30 days UAL1878 departed on time (within 15 minutes) on 9 of 13 flights (69%), with an average departure delay of +39 min and a worst delay of +370 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.