Cheap Flights from Kalispell to Seattle

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Flight deals from Kalispell to Seattle

Looking for a cheap last-minute deal or the best return flight from Kalispell to Seattle? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Kalispell to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kalispell to Seattle flights are currently cheapest in March.

Direct flights from Kalispell to Seattle

Kalispell to Seattle: Flight information

The things to know before you go.
Cheapest flight foundر.ق.‏ 374
Cheapest month to flyMarch
Average flight time1 hr, 35 mins
Most popular airlineAlaska Airlines
Average flights per week101

Finding cheap flights from Kalispell to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Kalispell to Seattle is ر.ق.‏ 707. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 35 minutes is the average flight time from Kalispell to Seattle.
Alaska Airlines, Horizon Air and Qatar Airways fly direct from Kalispell to Seattle.
As of February 2026, there are 202 flights per week flying from Kalispell to Seattle.
The cheapest month to fly from Kalispell to Seattle is usually April.
If you're flying from Kalispell Airport, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from ر.ق.‏ 707.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kalispell Airport to Seattle on Thursday, 9 April 2026.
Yes – the average flight time is 1 hour and 35 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seattle but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In February, the average temperature is usually around 4°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
Currently, Alaska Airlines offers the cheapest flight tickets to Seattle.

Flying from Glacier Park International Airport (FCA) to Seattle: what you need to know

  • Take a direct flight from Glacier Park International Airport to Seattle and you'll be in the air for an average of 1 hour 20 minutes.

  • Glacier Park International Airport is located in Kalispell. Following the UTC-7 timezone, Seattle is one hour behind Kalispell.

  • Glacier Park International Airport (FCA) to Seattle-Tacoma International Airport (SEA) is the most popular route, with 21 flights a week to pick from. If you have things to do before leaving, the last flight from FCA to SEA is with Alaska Airlines at 20:00. Go for the first departure operated by Alaska Airlines at 06:29 if you want to get on your way earlier.

  • Give yourself plenty of time to get on your FCA to Seattle flight. Generally, it's best to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Delays at check-in and security are likely if you're jetting off during high season, so give yourself a bit more breathing room. A good general rule for peak periods? Get there up to four hours early for international flights and at least two hours for domestic departures.

  • Begin your journey at FCA and travel nonstop to Seattle-Tacoma International Airport (SEA). That's where you can expect to touch down when searching for Glacier Park International Airport to Seattle tickets.

  • Book your favourite seat with Alaska Airlines. This popular carrier offers direct flights from Glacier Park International Airport to Seattle.

  • FCA is about 13 kilometres from central Kalispell. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 20 minutes or so to arrive, depending on the traffic.

  • Looking for a hotel close to FCA? If you're boarding an early flight from Glacier Park International Airport to Seattle, these accommodation options will get you from your pillow to the plane in no time:

  • 78.06% of flights taking off from Glacier Park International Airport land at their destination on schedule.

  • The address for FCA is 4170 Highway 2 East.

How to find the cheapest flights from Glacier Park International Airport (FCA) to Seattle

  • The lowest price we've found for a one-way Glacier Park International Airport to Seattle flight is ر.ق.‏ 374. The cheapest price for a return flight is ر.ق.‏ 707. Bear in mind fares may change due to availability at the time of booking.

  • Score cheap flights from FCA to Seattle by booking four months ahead. Based on our research, that's the best time for picking up a bargain.

  • The best month for finding cheap Glacier Park International Airport to Seattle tickets is August. Use the 'Whole month' tool to compare prices, then select the dates with the lowest fares.

  • Never miss a deal on cheap flights from FCA to Seattle by creating a Price Alert. You'll get an email or notification on the app when a new low fare is offered.

  • Pick your ideal arrival and departure times, number of stops and airlines with our filters. Then, sort the results for your flight from Glacier Park International Airport to Seattle by 'Cheapest,' 'Best' or 'Fastest.'

Airports in Seattle

Seattle-Tacoma International Airport (SEA)

  • The distance from Seattle-Tacoma International Airport (SEA) to central Seattle is roughly 23 kilometres. It takes around 20 minutes to get to the centre driving.

  • It'll take around 55 minutes to get there using public transport.

  • If you're coming in on a late flight from Glacier Park International Airport to Seattle, few things beat the convenience of staying near the terminal. Grab your bags from the carousel and then be showered and snoozing not long after at one of these hotels near SEA:

  • Pick up a Seattle-Tacoma International Airport rental car and discover Seattle and beyond with your own wheels. Thrifty, Europcar and Budget are top providers you can book with here.

  • Booking your vehicle from Seattle-Tacoma International Airport about one week before your flight from FCA to Seattle can help you lock in the lowest rate.

Lake Union Sea Plane Base Airport (LKE)

  • The centre of Seattle is about 3 kilometres from Lake Union Sea Plane Base Airport (LKE). After your flight from Glacier Park International Airport to Seattle has touched down and you've made your way to arrivals, expect a drive of about 10 minutes.

  • Travelling by public transport will take about 25 minutes.

  • Hang up the 'Do not disturb' sign and rest at a hotel near LKE. Here are a few options where you can take a load off after your FCA to Seattle flight:

Best time to go to Seattle

  • Visit Seattle in peak season if you prefer a lively atmosphere, but remember that prices are generally higher. Alternatively, book your flights from Glacier Park International Airport to Seattle in the low season when prices are cheaper and it's not as busy.

  • Lock in a Glacier Park International Airport to Seattle flight ticket with a departure in August to visit the city during its warmest month. You can expect temperatures to range from 12ºC to 28ºC.

  • Search for cheap tickets from FCA to Seattle in February if you'd rather travel during cooler conditions. Temperatures are at their lowest then, ranging between -1ºC and 11ºC on average.

More about Seattle

  • Once you've booked your flight from Glacier Park International Airport to Seattle, find a hotel that keeps you close to what you want to see. Make one of these options your base for exploring Seattle:

  • LMN Architects and Greyhound: Bus Station are a couple of major attractions to add to your Seattle to-do list. Keep the sightseeing going at Boeing Radiation Effects Lab.

Explore more of United States

  • Seattle has its own special appeal, but there are so many other parts of United States just waiting to be explored. About 241 kilometres south of Seattle, a trip to Portland will fill your itinerary to the brim. Start with leading sights like Pioneer Courthouse Square, Portland Japanese Garden and Pittock Mansion.

  • If you're interested in discovering another major stop in United States, consider Spokane, about 370 kilometres east of Seattle. Manito Park, Northwest Museum of Arts & Culture and Spokane Falls are key highlights.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.