Flight
UAL3939 5 Feb 2026
UAL3939, operated by United Airlines, on 5 Feb 2026: Seattle Tacoma International (KSEA) to Chicago Ohare International (KORD). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KORD CHICAGO OHARE INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 07:26 PST |
| Last seen | 13:12 CST |
| Duration | 3h 46m |
| Aircraft | N17244 |
| Max altitude | 39,000 ft |
| Distance tracked | 1,491 nm |
Punctuality, last 30 days
| Flights | 1 |
| On time | 0 (0%) |
| Average delay | +30 min |
| Worst delay | +30 min |
In the last 30 days UAL3939 departed on time (within 15 minutes) on 0 of 1 flight (0%), with an average departure delay of +30 min and a worst delay of +30 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.