Flight
UAL557 20 Apr 2026
UAL557, operated by United Airlines, on 20 Apr 2026. Scheduled and actual times are local to each airport (hover for UTC).
Flightpartial
PlaneTrack receiver network| Route | KCHS CHARLESTON AFB INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 20:00 EDT 19 Apr |
| Aircraft | N478UA |
| Max altitude | 36,825 ft |
| Distance tracked | 1,258 nm |
Punctuality, last 30 days
| Flights | 6 |
| On time | 2 (33%) |
| Average delay | +25 min |
| Worst delay | +53 min |
In the last 30 days UAL557 departed on time (within 15 minutes) on 2 of 6 flights (33%), 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.