Flight
UAL1439 23 Aug 2026
UAL1439, operated by United Airlines, on 23 Aug 2026: Dallas Fort Worth International (KDFW) to George Bush Intcntl Houston (KIAH), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KDFW DALLAS FORT WORTH INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 07:32 CDT |
| Last seen | 14:56 CDT |
| Duration | 7h 23m |
| Aircraft | A4945F |
| Max altitude | 36,025 ft |
| Distance tracked | 195 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KDFW DALLAS FORT WORTH INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 16:43 CDT |
| Last seen | 17:34 CDT |
| Duration | 0h 50m |
| Aircraft | N854UA |
| Max altitude | 28,025 ft |
| Distance tracked | 195 nm |
Punctuality, last 30 days
| Flights | 9 |
| On time | 5 (56%) |
| Average delay | +30 min |
| Worst delay | +172 min |
In the last 30 days UAL1439 departed on time (within 15 minutes) on 5 of 9 flights (56%), with an average departure delay of +30 min and a worst delay of +172 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.