Flight
UAL1439 3 May 2026
UAL1439, operated by United Airlines, on 3 May 2026: George Bush Intcntl Houston (KIAH) to Dallas Fort Worth International (KDFW). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KDFW DALLAS FORT WORTH INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 17:38 CDT |
| Last seen | 18:34 CDT |
| Duration | 0h 56m |
| Aircraft | N23721 |
| Max altitude | 28,000 ft |
| Distance tracked | 195 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 3 (38%) |
| Average delay | +33 min |
| Worst delay | +172 min |
In the last 30 days UAL1439 departed on time (within 15 minutes) on 3 of 8 flights (38%), with an average departure delay of +33 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.