AS604: Alaska flight 604
Seattle (SEA) → Missoula (MSO) · departs 7:36p, lands 10:04p local · Daily
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.
Live status at Alaska →The route
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AS604 timetable
Published departure and arrival times, each in its airport's local time, from the flights we sampled Oct 15–21.
| Route | Departs | Arrives | Scheduled | Days |
|---|---|---|---|---|
| SEA → MSOSeattle to Missoula | 7:36p | 10:04p | 1h28m | Daily |
How AS604 ran in our sample
5 of 7 departures left within 15 minutes of schedule (Oct 15–21). Only flights that departed are counted: cancellations are not in our data.
Aircraft: Boeing 737-900 on 5 of 7; also Boeing 737 MAX 9 (2).
What time does AS604 leave Seattle?
AS604 is scheduled to depart Seattle (SEA) at 7:36p (daily), Seattle time, and to land in Missoula (MSO) at about 10:04p local time, a scheduled 1h28m. Times are the published ones from the flights we sampled Oct 15–21; check Alaska for today's.
What plane is AS604?
Boeing 737-900 on 5 of the 7 AS604 flights from SEA we sampled Oct 15–21; the rest were a Boeing 737 MAX 9. Airlines swap aircraft, so the plane on a given day can differ.
Does AS604 fly every day?
Yes — AS604 flew Seattle to Missoula every day of the week we sampled (Oct 15–21).
Is AS604 usually on time?
Of 7 AS604 departures from SEA we sampled Oct 15–21, 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; AS604 is a Alaska Airlines flight number, and Hop Nonstop is not affiliated with Alaska. Schedules change — confirm with the airline before you travel.