Flight
UAL8101 28 Aug 2026
UAL8101, operated by United Airlines, on 28 Aug 2026: San Francisco International (KSFO) to General Edward Lawrence Logan International (KBOS). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:04 PDT |
| Last seen | 19:16 EDT |
| Duration | 5h 12m |
| Aircraft | A12AA4 |
| Max altitude | 35,000 ft |
| Distance tracked | 2,344 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 1 (12%) |
| Average delay | +45 min |
| Worst delay | +159 min |
In the last 30 days UAL8101 departed on time (within 15 minutes) on 1 of 8 flights (12%), with an average departure delay of +45 min and a worst delay of +159 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.