Flight
UAL2356 18 Dec 2025
UAL2356, operated by United Airlines, on 18 Dec 2025, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 00:00Z |
| Last seen | 16:52Z |
| Duration | 16h 51m |
| Aircraft | N67134 |
| Max altitude | 38,000 ft |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KBOS GENERAL EDWARD LAWRENCE LOGAN INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:30 PST |
| Last seen | 18:58 EST |
| Duration | 4h 28m |
| Aircraft | A12F75 |
| Max altitude | 35,000 ft |
| Distance tracked | 2,344 nm |
Punctuality, last 30 days
| Flights | 14 |
| On time | 3 (21%) |
| Average delay | +53 min |
| Worst delay | +137 min |
In the last 30 days UAL2356 departed on time (within 15 minutes) on 3 of 14 flights (21%), with an average departure delay of +53 min and a worst delay of +137 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.