Flight
UAL1311 1 Feb 2026
UAL1311, operated by United Airlines, on 1 Feb 2026: San Francisco International (KSFO) to George Bush Intcntl Houston (KIAH), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KIAH GEORGE BUSH INTCNTL HOUSTON |
| Status | Completed (receiver network) |
| First seen airborne | 07:17 PST |
| Last seen | 12:54 CST |
| Duration | 3h 37m |
| Aircraft | N77430 |
| Max altitude | 35,025 ft |
| Distance tracked | 1,418 nm |
Leg 2 of 2
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KEWR NEWARK LIBERTY INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 14:42 CST |
| Last seen | 18:42 EST |
| Duration | 3h 00m |
| Aircraft | N17122 |
| Max altitude | 37,000 ft |
| Distance tracked | 1,215 nm |
Punctuality, last 30 days
| Flights | 16 |
| On time | 9 (56%) |
| Average delay | +21 min |
| Worst delay | +126 min |
In the last 30 days UAL1311 departed on time (within 15 minutes) on 9 of 16 flights (56%), with an average departure delay of +21 min and a worst delay of +126 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.