Flight
UAL643 18 Sep 2026
UAL643, operated by United Airlines, on 18 Sep 2026, 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 00:00Z |
| Last seen | 14:18Z |
| Duration | 14h 18m |
| Aircraft | A126EA |
| Max altitude | 38,000 ft |
Leg 2 of 3estimated
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KSNA JOHN WAYNE ARPT ORANGE CO |
| Status | Completed (receiver network) |
| First seen airborne | 12:39 CDT |
| Last seen | 12:16 PDT |
| Duration | 1h 37m |
| Aircraft | N27269 |
| Max altitude | 26,850 ft |
| Distance tracked | 1,167 nm |
Leg 3 of 3estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 22:27Z |
| Last seen | 23:58Z |
| Duration | 1h 30m |
| Aircraft | N17285 |
| Max altitude | 37,000 ft |
Punctuality, last 30 days
| Flights | 22 |
| On time | 15 (68%) |
| Average delay | +18 min |
| Worst delay | +96 min |
In the last 30 days UAL643 departed on time (within 15 minutes) on 15 of 22 flights (68%), with an average departure delay of +18 min and a worst delay of +96 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.