Flight
UAL540 22 Sep 2026
UAL540, operated by United Airlines, on 22 Sep 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2partial
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 19:40 MDT 21 Sep |
| Aircraft | A0B7B6 |
| Max altitude | 30,050 ft |
| Distance tracked | 740 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 13:58 PDT |
| Last seen | 17:18 MDT |
| Duration | 2h 20m |
| Aircraft | A2450B |
| Max altitude | 35,050 ft |
| Distance tracked | 838 nm |
Punctuality, last 30 days
| Flights | 21 |
| On time | 4 (19%) |
| Average delay | +67 min |
| Worst delay | +717 min |
In the last 30 days UAL540 departed on time (within 15 minutes) on 4 of 21 flights (19%), with an average departure delay of +67 min and a worst delay of +717 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.