Flight
UAL552 14 Feb 2026
UAL552, operated by United Airlines, on 14 Feb 2026: Raleigh Durham International (KRDU) to San Francisco International (KSFO), 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3estimated
PlaneTrack receiver network| Route | KRDU RALEIGH DURHAM INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 19:02 EST 13 Feb |
| Last seen | 19:34 PST 13 Feb |
| Duration | 3h 31m |
| Aircraft | A441AB |
| Max altitude | 36,000 ft |
| Distance tracked | 2,080 nm |
Leg 2 of 3estimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KONT ONTARIO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 21:19 PST 13 Feb |
| Last seen | 22:48 PST 13 Feb |
| Duration | 1h 28m |
| Aircraft | N37278 |
| Max altitude | 35,000 ft |
| Distance tracked | 315 nm |
Leg 3 of 3estimated
PlaneTrack receiver network| Route | KONT ONTARIO INTERNATIONAL → ? |
| Status | Completed (receiver network) |
| First seen airborne | 06:23 PST |
| Last seen | 23:58Z |
| Duration | 9h 34m |
| Aircraft | N37278 |
| Max altitude | 32,075 ft |
Punctuality, last 30 days
| Flights | 14 |
| On time | 5 (36%) |
| Average delay | +25 min |
| Worst delay | +116 min |
In the last 30 days UAL552 departed on time (within 15 minutes) on 5 of 14 flights (36%), with an average departure delay of +25 min and a worst delay of +116 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.