Flight
ASA520
Flight history and live tracking for ASA520, operated by Alaska Airlines. Recent flights from the PlaneTrack independent receiver network, with departure and arrival times, aircraft used, and a real-time position feed.
Route
| Airline | Alaska Airlines |
| Typical origin | KSEA SEATTLE TACOMA INTERNATIONAL |
| Typical destination | KSAT SAN ANTONIO INTERNATIONAL |
| Distance | 1,541 nm |
Last 30 days
| Date | From | To | Dep | Arr | Duration | Aircraft |
|---|---|---|---|---|---|---|
| 2026-08-18 | KSEA | KSAT | 22:55 PDT | 04:36 CDT | 3h 40m | N440AS |
| 2026-08-17estimated | KSEA | KSAT | 04:31 PDT | 08:14 CDT | 1h 42m | N272AK |
| 2026-08-16 | KSEA | KSAT | 22:54 PDT | 04:36 CDT | 3h 41m | N937AK |
| 2026-08-15 | KSEA | KSAT | 23:10 PDT | 04:54 CDT | 3h 43m | N729AL |
| 2026-08-14 | KSEA | KSAT | 23:40 PDT | 05:36 CDT | 3h 55m | N248AK |
| 2026-08-13 | KSEA | KSAT | 23:02 PDT | 04:46 CDT | 3h 43m | N491AS |
| 2026-08-12 | KSEA | KSAT | 23:01 PDT | 04:50 CDT | 3h 48m | N713AL |
| 2026-07-22estimated | KSEA | KSAT | 23:32 PDT | 06:57 CDT | 5h 25m | A96AE3 |
| 2026-07-21estimated | KBFI | KSAT | 23:09 PDT | 05:02 CDT | 3h 52m | N495AS |
| 2026-07-20estimated | KBFI | KSAT | 23:02 PDT | 04:44 CDT | 3h 41m | N281AK |
Times are local to each airport. Hover for UTC. Flights marked estimated were completed with route prediction or partial coverage.
Data access
Live positions and 365-day history for this flight are available through the PlaneTrack API (commercial use from $29/month) and as one-off CSV extracts from our own receiver network archive. Questions: [email protected]