Flight
UAL1939 24 Sep 2026
UAL1939, operated by United Airlines, on 24 Sep 2026: Portland International (KPDX) to San Francisco International (KSFO), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KPDX PORTLAND INTERNATIONAL → KSFO SAN FRANCISCO INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 09:01 PDT |
| Last seen | 10:57 PDT |
| Duration | 1h 55m |
| Aircraft | N871UA |
| Max altitude | 36,975 ft |
| Distance tracked | 478 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KCMH PORT COLUMBUS INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 13:18 PDT |
| Last seen | 19:58 EDT |
| Duration | 3h 39m |
| Aircraft | N37549 |
| Max altitude | 35,000 ft |
| Distance tracked | 1,837 nm |
Punctuality, last 30 days
| Flights | 10 |
| On time | 1 (10%) |
| Average delay | +60 min |
| Worst delay | +109 min |
In the last 30 days UAL1939 departed on time (within 15 minutes) on 1 of 10 flights (10%), with an average departure delay of +60 min and a worst delay of +109 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.