Cheap flights from Seattle to Montana from $89

The cheapest month to fly to Montana from Seattle is in January. Flight prices, which tend to average around $220, are often lower during this time because this is during the off-season. The month of April is another great option to travel to Montana, with average flight prices from Seattle averaging around $241.

Our data shows that Sunday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $292. The most expensive day to fly to Montana is Tuesday, with ticket prices averaging around $327.

The cheapest time of day to fly to Montana is in the evening when flights can be purchased for as low as $266. In the afternoon is when there is more demand to fly to Montana, so prices are often more expensive at around $327 per ticket.

Fly from Seattle/Tacoma Intl to Bozeman Gallatin Field for the best Seattle/Tacoma Intl - Montana flight prices

You are more likely to see cheaper flights to Montana from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Montana for around $285 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montana from Seattle for as low as $197 on momondo.

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

As of October 2026, 16 flights take off from Seattle and land in Montana each day. The most common flight departure time for this route is 8:00PM, with 43% of daily flights taking off in the afternoon.

As of October 2026, there are 113 flights per week flying from Seattle to Montana. The most common day of the week flights depart is Thu, with 39% of flights taking off on this day.