Flight
UAL1663 31 Mar 2026
UAL1663, operated by United Airlines, on 31 Mar 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | ? → KPHL PHILADELPHIA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 00:00Z |
| Last seen | 22:18 EDT 30 Mar |
| Duration | 2h 18m |
| Aircraft | A4423A |
| Max altitude | 37,000 ft |
| Distance tracked | 1,149 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KPHL PHILADELPHIA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 05:26 CDT |
| Last seen | 19:58 EDT |
| Duration | 13h 31m |
| Aircraft | A4423A |
| Max altitude | 39,000 ft |
| Distance tracked | 1,149 nm |
Punctuality, last 30 days
| Flights | 6 |
| On time | 1 (17%) |
| Average delay | +22 min |
| Worst delay | +43 min |
In the last 30 days UAL1663 departed on time (within 15 minutes) on 1 of 6 flights (17%), with an average departure delay of +22 min and a worst delay of +43 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.