Flight
UAL1831 21 Sep 2026
UAL1831, operated by United Airlines, on 21 Sep 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 | 14:32 EDT |
| Last seen | 17:58 EDT |
| Duration | 3h 25m |
| Aircraft | N817UA |
| Max altitude | 35,000 ft |
| Distance tracked | 463 nm |
Punctuality, last 30 days
| Flights | 15 |
| On time | 2 (13%) |
| Average delay | +41 min |
| Worst delay | +92 min |
In the last 30 days UAL1831 departed on time (within 15 minutes) on 2 of 15 flights (13%), with an average departure delay of +41 min and a worst delay of +92 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.