Flight
UAL637 21 Sep 2026
UAL637, operated by United Airlines, on 21 Sep 2026: Washington Dulles International (KIAD) to Austin Bergstrom International (KAUS), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KIAD WASHINGTON DULLES INTERNATIONAL → KAUS AUSTIN BERGSTROM INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 08:15 EDT |
| Last seen | 10:24 CDT |
| Duration | 3h 08m |
| Aircraft | N13720 |
| Max altitude | 38,000 ft |
| Distance tracked | 1,125 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KAUS AUSTIN BERGSTROM INTERNATIONAL → KHHR JACK NORTHROP FLD HAWTHORNE MUNI |
| Status | Completed (receiver network) |
| First seen airborne | 14:08 CDT |
| Last seen | 15:06 PDT |
| Duration | 2h 58m |
| Aircraft | N76516 |
| Max altitude | 38,000 ft |
| Distance tracked | 1,073 nm |
Punctuality, last 30 days
| Flights | 19 |
| On time | 12 (63%) |
| Average delay | -53 min |
| Worst delay | +79 min |
In the last 30 days UAL637 departed on time (within 15 minutes) on 12 of 19 flights (63%), with an average departure delay of -53 min and a worst delay of +79 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.