Flight
UAL3939 11 Jul 2026
UAL3939, operated by United Airlines, on 11 Jul 2026: The William B Hartsfield Atlanta International (KATL) to Washington Dulles International (KIAD). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → KIAD WASHINGTON DULLES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 01:54 EDT |
| Last seen | 03:16 EDT |
| Duration | 1h 21m |
| Aircraft | N452UA |
| Max altitude | 37,000 ft |
| Distance tracked | 463 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.