Flight
UAL1939 21 Jul 2026
UAL1939, operated by United Airlines, on 21 Jul 2026: San Francisco International (KSFO) to Port Columbus International (KCMH). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSFO SAN FRANCISCO INTERNATIONAL → KCMH PORT COLUMBUS INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 21:28 PDT 20 Jul |
| Last seen | 04:48 EDT |
| Duration | 4h 19m |
| Aircraft | N47284 |
| Max altitude | 37,000 ft |
| Distance tracked | 1,837 nm |
Punctuality, last 30 days
| Flights | 9 |
| On time | 3 (33%) |
| Average delay | +48 min |
| Worst delay | +109 min |
In the last 30 days UAL1939 departed on time (within 15 minutes) on 3 of 9 flights (33%), with an average departure delay of +48 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.