Flight
ASA639 19 Aug 2026
ASA639, operated by Alaska Airlines, on 19 Aug 2026: Seattle Tacoma International (KSEA) to Tampa International (KTPA). Scheduled and actual times are local to each airport (hover for UTC).
Flightestimated
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KTPA TAMPA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 21:21 PDT 18 Aug |
| Last seen | 05:32 EDT |
| Duration | 5h 10m |
| Aircraft | N971AK |
| Max altitude | 35,000 ft |
| Distance tracked | 2,187 nm |
Punctuality, last 30 days
| Flights | 4 |
| On time | 2 (50%) |
| Average delay | +31 min |
| Worst delay | +62 min |
In the last 30 days ASA639 departed on time (within 15 minutes) on 2 of 4 flights (50%), with an average departure delay of +31 min and a worst delay of +62 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.