Flight
UAL2123 6 May 2026
UAL2123, operated by United Airlines, on 6 May 2026, 4 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 4partial
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 18:23 MDT 5 May |
| Aircraft | N78524 |
| Max altitude | 34,000 ft |
Leg 2 of 4partial
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 21:12 MDT 5 May |
| Aircraft | N24202 |
Leg 3 of 4estimated
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 22:01 MDT 5 May |
| Last seen | 23:02 PDT 5 May |
| Duration | 2h 00m |
| Aircraft | N24202 |
| Max altitude | 34,025 ft |
| Distance tracked | 838 nm |
Leg 4 of 4estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 17:12Z |
| Last seen | 23:58Z |
| Duration | 6h 45m |
| Aircraft | N24202 |
| Max altitude | 38,000 ft |
Punctuality, last 30 days
| Flights | 7 |
| On time | 1 (14%) |
| Average delay | +48 min |
| Worst delay | +87 min |
In the last 30 days UAL2123 departed on time (within 15 minutes) on 1 of 7 flights (14%), with an average departure delay of +48 min and a worst delay of +87 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.