Flight
UAL1599 11 Sep 2026
UAL1599, operated by United Airlines, on 11 Sep 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 13:19Z |
| Last seen | 15:40Z |
| Duration | 2h 20m |
| Aircraft | N27503 |
| Max altitude | 37,000 ft |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 11:59 MDT |
| Last seen | 14:48 CDT |
| Duration | 1h 48m |
| Aircraft | A0B7DF |
| Max altitude | 35,025 ft |
| Distance tracked | 749 nm |
Punctuality, last 30 days
| Flights | 20 |
| On time | 4 (20%) |
| Average delay | -34 min |
| Worst delay | +132 min |
In the last 30 days UAL1599 departed on time (within 15 minutes) on 4 of 20 flights (20%), with an average departure delay of -34 min and a worst delay of +132 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.