Flight
UAL1535 21 Sep 2026
UAL1535, operated by United Airlines, on 21 Sep 2026: Raleigh Durham International (KRDU) to Washington Dulles International (KIAD), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KRDU RALEIGH DURHAM INTERNATIONAL → KIAD WASHINGTON DULLES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 10:33 EDT |
| Last seen | 11:20 EDT |
| Duration | 0h 46m |
| Aircraft | N4901U |
| Max altitude | 21,025 ft |
| Distance tracked | 194 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KIAD WASHINGTON DULLES INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 13:12 EDT |
| Last seen | 14:56 CDT |
| Duration | 2h 43m |
| Aircraft | N38479 |
| Max altitude | 34,000 ft |
| Distance tracked | 1,033 nm |
Punctuality, last 30 days
| Flights | 23 |
| On time | 7 (30%) |
| Average delay | -39 min |
| Worst delay | +68 min |
In the last 30 days UAL1535 departed on time (within 15 minutes) on 7 of 23 flights (30%), with an average departure delay of -39 min and a worst delay of +68 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.