Flight
UAL684 17 Sep 2026
UAL684, operated by United Airlines, on 17 Sep 2026: Ontario International (KONT) to Seattle Tacoma International (KSEA). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KONT ONTARIO INTERNATIONAL → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 18:56 PDT 16 Sep |
| Last seen | 21:32 PDT 16 Sep |
| Duration | 2h 35m |
| Aircraft | A5CF82 |
| Max altitude | 40,025 ft |
| Distance tracked | 831 nm |
Punctuality, last 30 days
| Flights | 13 |
| On time | 5 (38%) |
| Average delay | +32 min |
| Worst delay | +156 min |
In the last 30 days UAL684 departed on time (within 15 minutes) on 5 of 13 flights (38%), with an average departure delay of +32 min and a worst delay of +156 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.