Flight
UAL1591 19 Apr 2026
UAL1591, operated by United Airlines, on 19 Apr 2026: George Bush Intcntl Houston (KIAH) to The William B Hartsfield Atlanta International (KATL), 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 → KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:55 CDT 18 Apr |
| Last seen | 23:32 EDT 18 Apr |
| Duration | 1h 36m |
| Aircraft | N39726 |
| Max altitude | 41,000 ft |
| Distance tracked | 598 nm |
Leg 2 of 3estimated
PlaneTrack receiver network| Route | KATL THE WILLIAM B HARTSFIELD ATLANTA INTERNATIONAL → ? |
| Status | Completed (receiver network) |
| First seen airborne | 07:16 EDT |
| Last seen | 20:50Z |
| Duration | 9h 33m |
| Aircraft | N39726 |
| Max altitude | 16,525 ft |
Leg 3 of 3partial
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 16:40 CDT |
| Aircraft | A12F4C |
| Max altitude | 35,000 ft |
Punctuality, last 30 days
| Flights | 8 |
| On time | 8 (100%) |
| Average delay | +8 min |
| Worst delay | +13 min |
In the last 30 days UAL1591 departed on time (within 15 minutes) on 8 of 8 flights (100%), with an average departure delay of +8 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.