Flight
UAL1578 1 Jul 2026
UAL1578, operated by United Airlines, on 1 Jul 2026: Seattle Tacoma International (KSEA) to San Francisco International (KSFO), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 07:28 PDT |
| Last seen | 09:54 PDT |
| Duration | 2h 25m |
| Aircraft | N440UA |
| Max altitude | 37,075 ft |
| Distance tracked | 590 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KSBA Santa Barbara Municipal Airport |
| Status | Completed (receiver network) |
| First seen airborne | 11:00 PDT |
| Last seen | 12:16 PDT |
| Duration | 1h 15m |
| Aircraft | N462UA |
| Max altitude | 23,000 ft |
| Distance tracked | 227 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 2 (29%) |
| Average delay | +22 min |
| Worst delay | +40 min |
In the last 30 days UAL1578 departed on time (within 15 minutes) on 2 of 7 flights (29%), with an average departure delay of +22 min and a worst delay of +40 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.