Flight
UAL499 12 Sep 2026
UAL499, operated by United Airlines, on 12 Sep 2026. Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KBFI BOEING FLD KING CO INTERNATIONAL → ? |
| Status | Completed (receiver network) |
| First seen airborne | 07:02 PDT |
| Last seen | 16:00Z |
| Duration | 1h 58m |
| Aircraft | AC0831 |
| Max altitude | 37,000 ft |
Punctuality, last 30 days
| Flights | 20 |
| On time | 3 (15%) |
| Average delay | +39 min |
| Worst delay | +136 min |
In the last 30 days UAL499 departed on time (within 15 minutes) on 3 of 20 flights (15%), with an average departure delay of +39 min and a worst delay of +136 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.