Flight
UAL1663 5 Apr 2026
UAL1663, operated by United Airlines, on 5 Apr 2026: George Bush Intcntl Houston (KIAH) to Philadelphia International (KPHL), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KPHL PHILADELPHIA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 20:47 CDT 4 Apr |
| Last seen | 00:22 EDT |
| Duration | 2h 34m |
| Aircraft | A12709 |
| Max altitude | 37,000 ft |
| Distance tracked | 1,149 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KPHL PHILADELPHIA INTERNATIONAL → ? |
| Status | Completed (receiver network) |
| First seen airborne | 06:21 EDT |
| Last seen | 23:56Z |
| Duration | 13h 34m |
| Aircraft | A12709 |
| Max altitude | 37,000 ft |
Punctuality, last 30 days
| Flights | 7 |
| On time | 1 (14%) |
| Average delay | +22 min |
| Worst delay | +43 min |
In the last 30 days UAL1663 departed on time (within 15 minutes) on 1 of 7 flights (14%), 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.