Flight
ASA21 7 Mar 2026
ASA21, operated by Alaska Airlines, on 7 Mar 2026: John F Kennedy International (KJFK) to Seattle Tacoma International (KSEA), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2estimated
PlaneTrack receiver network| Route | KJFK JOHN F KENNEDY INTERNATIONAL → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 07:14 EST |
| Last seen | 06:28 PST |
| Duration | 2h 13m |
| Aircraft | A9E8CE |
| Max altitude | 34,000 ft |
| Distance tracked | 2,098 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | KJFK JOHN F KENNEDY INTERNATIONAL → KSEA SEATTLE TACOMA INTERNATIONAL |
| Status | Completed (receiver network) |
| First seen airborne | 09:48 EST |
| Last seen | 10:38 PST |
| Duration | 3h 49m |
| Aircraft | A9E8CE |
| Max altitude | 36,000 ft |
| Distance tracked | 2,098 nm |
Punctuality, last 30 days
| Flights | 8 |
| On time | 1 (12%) |
| Average delay | +23 min |
| Worst delay | +36 min |
In the last 30 days ASA21 departed on time (within 15 minutes) on 1 of 8 flights (12%), with an average departure delay of +23 min and a worst delay of +36 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.