Flight
ASA439 19 Sep 2026
ASA439, operated by Alaska Airlines, on 19 Sep 2026: George Bush Intcntl Houston (KIAH) to Seattle Tacoma International (KSEA). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KIAH GEORGE BUSH INTCNTL HOUSTON → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 14:50 CDT |
| Last seen | 16:54 PDT |
| Duration | 4h 03m |
| Aircraft | N976AK |
| Max altitude | 36,025 ft |
| Distance tracked | 1,627 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 3 (38%) |
| Average delay | +20 min |
| Worst delay | +39 min |
In the last 30 days ASA439 departed on time (within 15 minutes) on 3 of 8 flights (38%), with an average departure delay of +20 min and a worst delay of +39 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.