Flight
UAL2279 5 Jan 2026
UAL2279, operated by United Airlines, on 5 Jan 2026: San Francisco International (KSFO) to Seattle Tacoma International (KSEA), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3estimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 17:16 PST 4 Jan |
| Last seen | 19:20 PST 4 Jan |
| Duration | 2h 03m |
| Aircraft | N475UA |
| Max altitude | 34,050 ft |
| Distance tracked | 590 nm |
Leg 2 of 3
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:52 PST 4 Jan |
| Last seen | 09:00 EST |
| Duration | 10h 08m |
| Aircraft | N475UA |
| Max altitude | 21,000 ft |
| Distance tracked | 2,162 nm |
Leg 3 of 3
PlaneTrack receiver network| Route | KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:12 EST |
| Last seen | 15:14 PST |
| Duration | 7h 01m |
| Aircraft | N37523 |
| Max altitude | 36,025 ft |
| Distance tracked | 2,344 nm |
Punctuality, last 30 days
| Flights | 11 |
| On time | 2 (18%) |
| Average delay | -93 min |
| Worst delay | +69 min |
In the last 30 days UAL2279 departed on time (within 15 minutes) on 2 of 11 flights (18%), with an average departure delay of -93 min and a worst delay of +69 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.