Flight
UAL1 9 Dec 2025
UAL1, operated by United Airlines, on 9 Dec 2025: San Francisco International (KSFO) to Singapore Changi (WSSS). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → WSSS SINGAPORE CHANGI |
| Status | Completed (receiver network) |
| First seen airborne | 12:27 PST |
| Last seen | 07:46 +08 10 Dec |
| Duration | 3h 19m |
| Aircraft | N29971 |
| Max altitude | 40,000 ft |
| Distance tracked | 7,333 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 0 (0%) |
| Average delay | +60 min |
| Worst delay | +104 min |
In the last 30 days UAL1 departed on time (within 15 minutes) on 0 of 7 flights (0%), with an average departure delay of +60 min and a worst delay of +104 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.