Cheap flights from Montana to Washington from $109

The month of January is, on average, the cheapest month to fly to State of Washington from Montana, with most prices found around $209. If you aren’t able to travel to State of Washington during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $232.

The cheapest day to depart from Montana to State of Washington is on a Friday. Travelers who choose to depart for State of Washington on a Friday will often find tickets for as low as $383. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Montana to State of Washington for around $598.

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $350. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $528 on average. Flights to State of Washington from Montana in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Great Falls to Seattle/Tacoma Intl for the best Montana - Washington flight prices

You are more likely to see cheaper flights to State of Washington from Montana when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $256 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Montana for as low as $147 on momondo.

There are 4 cabin classes available to choose from on Montana to State of Washington flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

The number of flights available between Montana and State of Washington is 18 per day as of October 2026. The most frequent departure time is 2:00PM, with 42% of daily flights leaving at noon.

As of October 2026, 131 flights take off from Montana and land in State of Washington each week. The most common flight departure day for this route is Wed, with 35% of weekly flights taking off on this day.