Flight
UAL663 17 Jul 2026
UAL663, operated by United Airlines, on 17 Jul 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 | 01:54Z |
| Last seen | 18:16Z |
| Duration | 16h 21m |
| Aircraft | N38454 |
| Max altitude | 36,000 ft |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KEWR NEWARK LIBERTY INTERNATIONAL → KDEN DENVER INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 16:45 EDT |
| Last seen | 17:28 MDT |
| Duration | 2h 42m |
| Aircraft | N29124 |
| Max altitude | 38,025 ft |
| Distance tracked | 1,390 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 0 (0%) |
| Average delay | +68 min |
| Worst delay | +181 min |
In the last 30 days UAL663 departed on time (within 15 minutes) on 0 of 8 flights (0%), with an average departure delay of +68 min and a worst delay of +181 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.