Flight
UAL552 16 Mar 2026
UAL552, operated by United Airlines, on 16 Mar 2026, 3 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 3estimated
PlaneTrack receiver network| Route | ? → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 00:00Z |
| Last seen | 20:08 PDT 15 Mar |
| Duration | 3h 08m |
| Aircraft | N34222 |
| Max altitude | 34,025 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 | 21:26 PDT 15 Mar |
| Last seen | 22:42 PDT 15 Mar |
| Duration | 1h 15m |
| Aircraft | N47533 |
| Max altitude | 35,000 ft |
| Distance tracked | 315 nm |
Leg 3 of 3
PlaneTrack receiver network| Route | KONT ONTARIO INTERNATIONAL → KORD CHICAGO OHARE INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 02:13 PDT |
| Last seen | 07:58 CDT |
| Duration | 3h 44m |
| Aircraft | A441AB |
| Max altitude | 37,000 ft |
| Distance tracked | 1,474 nm |
Punctuality, last 30 days
| Flights | 12 |
| On time | 5 (42%) |
| Average delay | +26 min |
| Worst delay | +116 min |
In the last 30 days UAL552 departed on time (within 15 minutes) on 5 of 12 flights (42%), with an average departure delay of +26 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.