AS657: Alaska flight 657
Seattle (SEA) → San Jose (SJC) · departs 3:48p, lands 6:01p local · Mon, Tue, Wed, Thu, Fri, Sun
The timetable below has every scheduled departure; for today's flight, check Alaska.
An estimate from the published timetable, not live tracking: it cannot know about delays, diversions or cancellations.
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AS657 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Oct 14–20.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| SEA → SJCSeattle to San Jose | 3:48p | 6:01p | 2h13m | Mon, Tue, Wed, Thu, Fri, Sun |
How AS657 ran in our sample
5 of 6 departures left within 15 minutes of schedule (Oct 14–20). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Boeing 737-900 on 3 of 6; also Boeing 737 MAX 9 (2), Boeing 737-800 (1).
Other flights on this route: AS658 · all of them →
What time does AS657 leave Seattle?
AS657 is scheduled to depart Seattle (SEA) at 3:48p (Mon, Tue, Wed, Thu, Fri, Sun), Seattle time, and to land in San Jose (SJC) at about 6:01p local time, a scheduled 2h13m. Times are the published ones from the flights we sampled Oct 14–20; check Alaska for today's.
What plane is AS657?
Boeing 737-900 on 3 of the 6 AS657 flights from SEA we sampled Oct 14–20; the rest were a Boeing 737 MAX 9 or Boeing 737-800. Airlines swap aircraft, so the plane on a given day can differ.
Does AS657 fly every day?
In the week we sampled (Oct 14–20), AS657 flew Seattle to San Jose on Mon, Tue, Wed, Thu, Fri, Sun.
Is AS657 usually on time?
Of 6 AS657 departures from SEA we sampled Oct 14–20, 5 left within 15 minutes of the scheduled time. That counts only flights that departed — cancellations are not in our data — and one week is a small sample, so treat it as a hint, not a rating.
More Alaska flights from Seattle
Timetable from Alaska departures we observed; AS657 is a Alaska Airlines flight number, and Hop Nonstop is not affiliated with Alaska. Schedules change — confirm with the airline before you travel.