Flight
ASA9421 21 Sep 2026
ASA9421, operated by Alaska Airlines, on 21 Sep 2026: Seattle Tacoma International (KSEA) to Piedmont Triad International Airport (KGSO). Scheduled and actual times are local to each airport (hover for UTC).
Flight
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KGSO Piedmont Triad International Airport |
| Status | Completed (receiver network) |
| First seen airborne | 10:21 PDT |
| Last seen | 18:28 EDT |
| Duration | 5h 06m |
| Aircraft | N520AS |
| Max altitude | 41,000 ft |
| Distance tracked | 1,987 nm |
Punctuality, last 30 days
| Flights | 2 |
| On time | 0 (0%) |
| Average delay | +46 min |
| Worst delay | +49 min |
In the last 30 days ASA9421 departed on time (within 15 minutes) on 0 of 2 flights (0%), with an average departure delay of +46 min and a worst delay of +49 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.