Flight
UAL521K 11 May 2026
UAL521K, operated by United Airlines, on 11 May 2026. Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → ? |
| Status | Completed (receiver network) |
| First seen airborne | 19:30 CDT 10 May |
| Last seen | 06:30Z |
| Duration | 6h 00m |
| Aircraft | A12778 |
| Max altitude | 37,000 ft |
Punctuality, last 30 days
No completed UAL521K departures with FAA schedule times in the last 30 days.
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.