Flight
UAL646 28 Feb 2026
UAL646, operated by United Airlines, on 28 Feb 2026, 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | ? → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 00:00Z |
| Last seen | 17:34 PST 27 Feb |
| Duration | 1h 34m |
| Aircraft | N36280 |
| Max altitude | 38,000 ft |
Leg 2 of 2
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KSBP San Luis County Regional Airport |
| Status | Completed (receiver network) |
| First seen airborne | 18:46 PST 27 Feb |
| Last seen | 19:44 PST 27 Feb |
| Duration | 0h 57m |
| Aircraft | N485UA |
| Max altitude | 23,025 ft |
| Distance tracked | 165 nm |
Punctuality, last 30 days
| Flights | 7 |
| On time | 3 (43%) |
| Average delay | +15 min |
| Worst delay | +26 min |
In the last 30 days UAL646 departed on time (within 15 minutes) on 3 of 7 flights (43%), with an average departure delay of +15 min and a worst delay of +26 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.