Flight
ASA421 5 Apr 2026
ASA421, operated by Alaska Airlines, on 5 Apr 2026: Seattle Tacoma International (KSEA) to San Diego International Lindbergh Fld (KSAN), 2 legs. Scheduled and actual times are local to each airport (hover for UTC).
Leg 1 of 2
PlaneTrack receiver network| Route | KSEA SEATTLE TACOMA INTERNATIONAL → KSAN SAN DIEGO INTERNATIONAL LINDBERGH FLD |
| Status | Completed (receiver network) |
| First seen airborne | 08:17 PDT |
| Last seen | 12:22 PDT |
| Duration | 4h 04m |
| Aircraft | N963AK |
| Max altitude | 36,000 ft |
| Distance tracked | 913 nm |
Leg 2 of 2estimated
PlaneTrack receiver network| Route | Route not recorded |
| Status | Completed (receiver network) |
| First seen airborne | 20:59Z |
| Last seen | 22:08Z |
| Duration | 1h 08m |
| Aircraft | N963AK |
| Max altitude | 35,000 ft |
Punctuality, last 30 days
| Flights | 5 |
| On time | 0 (0%) |
| Average delay | +33 min |
| Worst delay | +66 min |
In the last 30 days ASA421 departed on time (within 15 minutes) on 0 of 5 flights (0%), with an average departure delay of +33 min and a worst delay of +66 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.