Flight
UAL399 30 Jun 2026
UAL399, operated by United Airlines, on 30 Jun 2026: Keflavik Nas (BIKF) to Washington Dulles International (KIAD), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | BIKF KEFLAVIK NAS → KIAD WASHINGTON DULLES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:32 GMT |
| Last seen | 15:16 EDT |
| Duration | 7h 44m |
| Aircraft | N17122 |
| Max altitude | 35,950 ft |
| Distance tracked | 2,427 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | BIKF KEFLAVIK NAS → KIAD WASHINGTON DULLES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:31 GMT |
| Last seen | 17:06 EDT |
| Duration | 0h 34m |
| Aircraft | N17122 |
| Max altitude | 28,125 ft |
| Distance tracked | 2,427 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 5 (71%) |
| Average delay | +17 min |
| Worst delay | +56 min |
In the last 30 days UAL399 departed on time (within 15 minutes) on 5 of 7 flights (71%), with an average departure delay of +17 min and a worst delay of +56 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.