Flight
UAL2423 4 Feb 2026
UAL2423, operated by United Airlines, on 4 Feb 2026. Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | ? → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 00:00Z |
| Last seen | 21:32 PST 3 Feb |
| Duration | 5h 32m |
| Aircraft | N37553 |
| Max altitude | 36,025 ft |
Punctuality, last 30 days
| Flights | 9 |
| On time | 3 (33%) |
| Average delay | +67 min |
| Worst delay | +399 min |
In the last 30 days UAL2423 departed on time (within 15 minutes) on 3 of 9 flights (33%), with an average departure delay of +67 min and a worst delay of +399 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.