Flight
UAL2661 4 Mar 2026
UAL2661, operated by United Airlines, on 4 Mar 2026: San Francisco International (KSFO) to Ontario International (KONT). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KONT ONTARIO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 11:28 PST |
| Last seen | 12:46 PST |
| Duration | 1h 18m |
| Aircraft | A44258 |
| Max altitude | 31,000 ft |
| Distance tracked | 315 nm |
Punctuality, last 30 days
| Flights | 9 |
| On time | 4 (44%) |
| Average delay | +17 min |
| Worst delay | +27 min |
In the last 30 days UAL2661 departed on time (within 15 minutes) on 4 of 9 flights (44%), with an average departure delay of +17 min and a worst delay of +27 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.