Flight
UAL1591 25 May 2026
UAL1591, operated by United Airlines, on 25 May 2026: George Bush Intcntl Houston (KIAH) to Pittsburgh International (KPIT), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KPIT PITTSBURGH INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:51 CDT 24 May |
| Last seen | 00:06 EDT |
| Duration | 2h 14m |
| Aircraft | N57439 |
| Max altitude | 39,000 ft |
| Distance tracked | 970 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KPIT PITTSBURGH INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 06:17 EDT |
| Last seen | 18:04 CDT |
| Duration | 12h 46m |
| Aircraft | N13716 |
| Max altitude | 35,000 ft |
| Distance tracked | 970 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 7 (100%) |
| Average delay | +9 min |
| Worst delay | +13 min |
In the last 30 days UAL1591 departed on time (within 15 minutes) on 7 of 7 flights (100%), with an average departure delay of +9 min and a worst delay of +13 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.