Flight
UAL8101 28 Dec 2025
UAL8101, operated by United Airlines, on 28 Dec 2025: San Francisco International (KSFO) to Chicago Ohare International (KORD), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KORD CHICAGO OHARE INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 18:15 PST 27 Dec |
| Last seen | 20:38 CST 27 Dec |
| Duration | 0h 22m |
| Aircraft | A12F72 |
| Distance tracked | 1,600 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KORD CHICAGO OHARE INTERNATIONAL → KEWR NEWARK LIBERTY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:59 CST 27 Dec |
| Last seen | 15:48 EST |
| Duration | 17h 49m |
| Aircraft | A12F72 |
| Max altitude | 36,000 ft |
| Distance tracked | 623 nm |
Punctuality, last 30 days
| Flights | 6 |
| On time | 0 (0%) |
| Average delay | +51 min |
| Worst delay | +159 min |
In the last 30 days UAL8101 departed on time (within 15 minutes) on 0 of 6 flights (0%), with an average departure delay of +51 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.