Flight
UAL552 28 Sep 2026
UAL552, operated by United Airlines, on 28 Sep 2026: San Francisco International (KSFO) to Ontario International (KONT), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
FAA SWIM schedule| Route | KSFO SAN FRANCISCO INTERNATIONAL → KONT ONTARIO INTERNATIONAL |
| Status | Completed, departure delayed +59 min |
| Scheduled departure | 21:25 PDT 27 Sep |
| Actual departure | 22:24 PDT 27 Sep delayed +59 min |
| Actual arrival | 23:18 PDT 27 Sep |
| Duration | 0h 54m |
| Aircraft | N17458 B39M |
| Max altitude | 34,000 ft |
Leg 2 of 2
FAA SWIM schedule| Route | KMSP MINNEAPOLIS ST PAUL INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed, departure delayed +26 min |
| Scheduled departure | 17:18 CDT |
| Actual departure | 17:44 CDT delayed +26 min |
| Actual arrival | 19:22 PDT |
| Duration | 3h 38m |
| Aircraft | N47298 B38M |
Punctuality, last 30 days
| Flights | 12 |
| On time | 4 (33%) |
| Average delay | +28 min |
| Worst delay | +87 min |
In the last 30 days UAL552 departed on time (within 15 minutes) on 4 of 12 flights (33%), with an average departure delay of +28 min and a worst delay of +87 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.