Flight
UAL1738 21 Dec 2025
UAL1738, operated by United Airlines, on 21 Dec 2025, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2partial
PlaneTrack receiver network| Route | KIAD WASHINGTON DULLES INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 19:02 EST 20 Dec |
| Aircraft | N37553 |
| Max altitude | 24,725 ft |
Leg 2 of 2partial
PlaneTrack receiver network| Route | KIAD WASHINGTON DULLES INTERNATIONAL → ? |
| Status | Partial record (receiver network) |
| First seen airborne | 22:45 EST 20 Dec |
| Aircraft | N76503 |
| Max altitude | 38,000 ft |
Punctuality, last 30 days
| Flights | 8 |
| On time | 6 (75%) |
| Average delay | +30 min |
| Worst delay | +132 min |
In the last 30 days UAL1738 departed on time (within 15 minutes) on 6 of 8 flights (75%), with an average departure delay of +30 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.