Flight
UAL1535 31 Mar 2026
UAL1535, operated by United Airlines, on 31 Mar 2026: George Bush Intcntl Houston (KIAH) to Washington Dulles International (KIAD), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KIAD WASHINGTON DULLES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:27 CDT 30 Mar |
| Last seen | 11:30 EDT |
| Duration | 15h 02m |
| Aircraft | N821UA |
| Max altitude | 28,000 ft |
| Distance tracked | 1,033 nm |
Leg 2 of 3
PlaneTrack receiver network| Route | KIAD WASHINGTON DULLES INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 15:49 EDT |
| Last seen | 17:36 CDT |
| Duration | 2h 46m |
| Aircraft | N801UA |
| Max altitude | 34,025 ft |
| Distance tracked | 1,033 nm |
Leg 3 of 3estimated
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KIAD WASHINGTON DULLES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 18:39 CDT |
| Last seen | 19:58 EDT |
| Duration | 0h 18m |
| Aircraft | N855UA |
| Max altitude | 27,975 ft |
| Distance tracked | 1,033 nm |
Punctuality, last 30 days
| Flights | 23 |
| On time | 10 (43%) |
| Average delay | -163 min |
| Worst delay | +68 min |
In the last 30 days UAL1535 departed on time (within 15 minutes) on 10 of 23 flights (43%), with an average departure delay of -163 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.