Flight
UAL3877 28 Apr 2026
UAL3877, operated by United Airlines, on 28 Apr 2026: San Francisco International (KSFO) to Piedmont Triad International Airport (KGSO). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KGSO Piedmont Triad International Airport |
| Status | Completed (receiver network) |
| First seen airborne | 18:25 PDT 27 Apr |
| Last seen | 15:04 EDT |
| Duration | 17h 38m |
| Aircraft | N24980 |
| Max altitude | 41,000 ft |
Punctuality, last 30 days
| Flights | 5 |
| On time | 4 (80%) |
| Average delay | +8 min |
| Worst delay | +29 min |
In the last 30 days UAL3877 departed on time (within 15 minutes) on 4 of 5 flights (80%), with an average departure delay of +8 min and a worst delay of +29 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.