Flight
UAL1921 18 Sep 2026
UAL1921, operated by United Airlines, on 18 Sep 2026: Chicago Ohare International (KORD) to George Bush Intcntl Houston (KIAH), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KORD CHICAGO OHARE INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 19:00 CDT 17 Sep |
| Last seen | 21:24 CDT 17 Sep |
| Duration | 2h 23m |
| Aircraft | A24573 |
| Max altitude | 80,400 ft |
| Distance tracked | 805 nm |
Leg 2 of 2partial
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 06:27 CDT |
| Aircraft | A24573 |
| Max altitude | 34,000 ft |
Punctuality, last 30 days
| Flights | 8 |
| On time | 2 (25%) |
| Average delay | -295 min |
| Worst delay | +105 min |
In the last 30 days UAL1921 departed on time (within 15 minutes) on 2 of 8 flights (25%), with an average departure delay of -295 min and a worst delay of +105 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.