Flight
UAL1638 18 Sep 2026
UAL1638, operated by United Airlines, on 18 Sep 2026: Denver International (KDEN) to Los Angeles International (KLAX). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KDEN DENVER INTERNATIONAL → KLAX LOS ANGELES INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:01 MDT |
| Last seen | 09:10 PDT |
| Duration | 2h 09m |
| Aircraft | A3D2E5 |
| Max altitude | 34,050 ft |
| Distance tracked | 748 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 4 (50%) |
| Average delay | +38 min |
| Worst delay | +148 min |
In the last 30 days UAL1638 departed on time (within 15 minutes) on 4 of 8 flights (50%), with an average departure delay of +38 min and a worst delay of +148 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.