Cheap flights from Seattle to Kalispell from $163

The month of January is, on average, the cheapest month to fly to Kalispell from Seattle, with most prices found around $232. If you aren’t able to travel to Kalispell during the month of January, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $257.

The cheapest day to depart from Seattle to Kalispell is on a Wednesday. Travelers who choose to depart for Kalispell on a Wednesday will often find tickets for as low as $297. The most expensive day to fly to Kalispell is Sunday, with ticket prices averaging around $488.

According to our data, the cheapest time of day to fly to Kalispell is in the morning. momondo users have found flights departing from Seattle to Kalispell in the morning for as low as $336. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Kalispell, so prices are often more expensive at around $477 per ticket.

Fly from Seattle/Tacoma Intl to Kalispell Glacier Park for the best Seattle/Tacoma Intl - Kalispell Glacier Park flight prices

You are more likely to see cheaper flights to Kalispell from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Kalispell for around $404 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Kalispell from Seattle for as low as $192 on momondo.

There is only 1 cabin class available to choose from on Seattle to Kalispell flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 54% on your flight if you consider stops on a Seattle to Kalispell flight.

As of October 2026, prices for Seattle to Kalispell flights are approximately 137% more expensive when compared to flights at the same time last year.

As of October 2026, 1 flights take off from Seattle and land in Kalispell each day. The most common flight departure time for this route is 8:00PM, with 56% of daily flights taking off in the afternoon.

10 flights are operational weekly from Seattle to Kalispell as of October 2026. The most popular departure day for this route is Fri, with 100% of flights per week taking off on this day.