Flight
UAL1720 21 Sep 2026
UAL1720, operated by United Airlines, on 21 Sep 2026: Denver International (KDEN) 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 | KDEN DENVER INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 07:29 MDT |
| Last seen | 10:46 CDT |
| Duration | 2h 16m |
| Aircraft | N54561 |
| Max altitude | 33,050 ft |
| Distance tracked | 749 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KBWI BALTIMORE WASHINGTON INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 12:28 CDT |
| Last seen | 16:10 EDT |
| Duration | 2h 41m |
| Aircraft | N18223 |
| Max altitude | 37,025 ft |
| Distance tracked | 1,072 nm |
Punctuality, last 30 days
| Flights | 14 |
| On time | 8 (57%) |
| Average delay | +23 min |
| Worst delay | +126 min |
In the last 30 days UAL1720 departed on time (within 15 minutes) on 8 of 14 flights (57%), with an average departure delay of +23 min and a worst delay of +126 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.