Flight
UAL2356 21 Sep 2026
UAL2356, operated by United Airlines, on 21 Sep 2026: Mc Carran International (KLAS) to San Francisco International (KSFO), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KLAS MC CARRAN INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 17:00 PDT 20 Sep |
| Last seen | 08:26 PDT |
| Duration | 15h 25m |
| Aircraft | N17421 |
| Max altitude | 35,025 ft |
| Distance tracked | 358 nm |
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 | 12:04 PDT |
| Last seen | 19:58 EDT |
| Duration | 4h 54m |
| Aircraft | A2B89F |
| Max altitude | 35,000 ft |
| Distance tracked | 2,344 nm |
Punctuality, last 30 days
| Flights | 16 |
| On time | 2 (12%) |
| Average delay | +95 min |
| Worst delay | +323 min |
In the last 30 days UAL2356 departed on time (within 15 minutes) on 2 of 16 flights (12%), with an average departure delay of +95 min and a worst delay of +323 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.