Flight
UAL1599 19 Feb 2026
UAL1599, operated by United Airlines, on 19 Feb 2026: General Mitchell International (KMKE) to Denver International (KDEN), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KMKE GENERAL MITCHELL INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:46 CST |
| Last seen | 10:12 MST |
| Duration | 2h 25m |
| Aircraft | N458UA |
| Max altitude | 35,975 ft |
| Distance tracked | 776 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 12:34 MST |
| Last seen | 15:30 CST |
| Duration | 1h 55m |
| Aircraft | N57864 |
| Max altitude | 35,000 ft |
| Distance tracked | 749 nm |
Punctuality, last 30 days
| Flights | 23 |
| On time | 5 (22%) |
| Average delay | -27 min |
| Worst delay | +132 min |
In the last 30 days UAL1599 departed on time (within 15 minutes) on 5 of 23 flights (22%), with an average departure delay of -27 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.