Cheap flights from Seattle to Kalispell from $124

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 $252.

The cheapest day to depart from Seattle to Kalispell is on a Saturday. Travelers who choose to depart for Kalispell on a Saturday will often find tickets for as low as $258. The most expensive day to fly to Kalispell is Friday, with ticket prices averaging around $393.

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 $291. 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 $438 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 $322 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 $196 on momondo.

You could potentially save up to 32% on your flight if you consider stops on a Seattle to Kalispell flight.

As of April 2026, prices for Seattle to Kalispell flights are approximately 22% more expensive when compared to flights at the same time last year.

As of April 2026, 5 flights take off from Seattle and land in Kalispell each day. The most common flight departure time for this route is 4:00PM, with 56% of daily flights taking off in the afternoon.

37 flights are operational weekly from Seattle to Kalispell as of April 2026. The most popular departure day for this route is Mon, with 22% of flights per week taking off on this day.