Flight
UAL557 5 Jan 2026
UAL557, operated by United Airlines, on 5 Jan 2026: Buckley Afb (KBKF) to Denver International (KDEN), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KBKF BUCKLEY AFB → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 17:00 MST 4 Jan |
| Last seen | 17:58 MST 4 Jan |
| Duration | 0h 57m |
| Aircraft | N461UA |
| Max altitude | 30,025 ft |
| Distance tracked | 10 nm |
Leg 2 of 2partial
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 20:57 MST 4 Jan |
| Aircraft | N834UA |
| Max altitude | 35,950 ft |
Punctuality, last 30 days
| Flights | 7 |
| On time | 2 (29%) |
| Average delay | +25 min |
| Worst delay | +53 min |
In the last 30 days UAL557 departed on time (within 15 minutes) on 2 of 7 flights (29%), with an average departure delay of +25 min and a worst delay of +53 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.