Flight
UAL3939 13 Aug 2026
UAL3939, operated by United Airlines, on 13 Aug 2026: George Bush Intcntl Houston (KIAH) to Washington Dulles International (KIAD). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KIAD WASHINGTON DULLES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 17:44 CDT |
| Last seen | 19:58 EDT |
| Duration | 1h 14m |
| Aircraft | N480UA |
| Max altitude | 28,050 ft |
| Distance tracked | 1,033 nm |
Punctuality, last 30 days
| Flights | 1 |
| On time | 0 (0%) |
| Average delay | +30 min |
| Worst delay | +30 min |
In the last 30 days UAL3939 departed on time (within 15 minutes) on 0 of 1 flight (0%), with an average departure delay of +30 min and a worst delay of +30 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.