Flight
UAL2831 25 May 2026
UAL2831, operated by United Airlines, on 25 May 2026: Seattle Tacoma International (KSEA) to San Francisco International (KSFO). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 09:19 PDT |
| Last seen | 11:42 PDT |
| Duration | 2h 22m |
| Aircraft | N478UA |
| Max altitude | 35,050 ft |
| Distance tracked | 590 nm |
Punctuality, last 30 days
| Flights | 13 |
| On time | 1 (8%) |
| Average delay | +59 min |
| Worst delay | +334 min |
In the last 30 days UAL2831 departed on time (within 15 minutes) on 1 of 13 flights (8%), with an average departure delay of +59 min and a worst delay of +334 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.