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Cheap flights from Kalispell to Seattle from $79

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kalispell to Seattle departing on 10/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Kalispell to Seattle

Cheap round-trip flights

Delta Logo
5:20 am - 9:06 amFCA-SEA
4h 46m1 stop
Delta Logo
5:25 am - 11:16 amSEA-FCA
4h 51m1 stop
$125Delta
Find Deal
Wed, Oct 22 - Sat, Oct 25
Hawaiian Airlines Logo
2:37 pm - 3:19 pmFCA-SEA
1h 42mnonstop
Hawaiian Airlines Logo
9:59 am - 12:22 pmSEA-FCA
1h 23mnonstop
$137Hawaiian Airlines
Find Deal
Wed, Oct 22 - Sat, Oct 25
Alaska Airlines Logo
6:05 am - 6:52 amFCA-SEA
1h 47mnonstop
Alaska Airlines Logo
5:10 pm - 7:30 pmSEA-FCA
1h 20mnonstop
$152Alaska Airlines
Find Deal
Fri, Dec 19 - Sat, Jan 3
Hawaiian Airlines Logo
2:07 pm - 2:46 pmFCA-SEA
1h 39mnonstop
Hawaiian Airlines Logo
10:02 am - 12:24 pmSEA-FCA
1h 22mnonstop
$164Hawaiian Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Hawaiian Airlines Logo
2:37 pm - 3:19 pmFCA-SEA
1h 42mnonstop
Hawaiian Airlines Logo
9:36 pm - 11:58 pmSEA-FCA
1h 22mnonstop
$167Hawaiian Airlines
Find Deal
Wed, Oct 8 - Tue, Oct 14
Hawaiian Airlines Logo
6:31 am - 7:13 amFCA-SEA
1h 42mnonstop
Hawaiian Airlines Logo
9:50 am - 1:52 pmSEA-FCA
3h 02m1 stop
$177Hawaiian Airlines
Find Deal
Wed, Oct 22 - Sat, Oct 25
Delta Logo
6:10 pm - 10:23 pmFCA-SEA
5h 13m1 stop
Delta Logo
5:00 pm - 11:00 pmSEA-FCA
5h 00m1 stop
$184Delta
Find Deal
Fri, Nov 7 - Sun, Nov 9
Alaska Airlines Logo
6:40 am - 7:09 amFCA-SEA
1h 29mnonstop
Alaska Airlines Logo
7:55 am - 10:18 amSEA-FCA
1h 23mnonstop
$193Alaska Airlines
Find Deal
Sat, Feb 14 - Sat, Feb 21
Alaska Airlines Logo
2:37 pm - 3:19 pmFCA-SEA
1h 42mnonstop
Alaska Airlines Logo
5:21 am - 1:52 pmSEA-FCA
7h 31m1 stop
$200Alaska Airlines
Find Deal
Wed, Oct 22 - Sat, Oct 25
Alaska Airlines Logo
6:31 am - 7:13 amFCA-SEA
1h 42mnonstop
Alaska Airlines Logo
5:21 am - 1:52 pmSEA-FCA
7h 31m1 stop
$230Alaska Airlines
Find Deal
Sun, Oct 12 - Sat, Oct 18

Delta flights from Kalispell to Seattle

Our best Delta deals on Kalispell to Seattle flight tickets
Delta
Oct 22
FCA5:20 amKalispell Glacier Park
4h 46m
1 stop
SEA9:06 amSeattle/Tacoma Intl
Oct 25
SEA5:25 amSeattle/Tacoma Intl
4h 51m
1 stop
FCA11:16 amKalispell Glacier Park
$125
Find similar
Delta
Nov 7
FCA6:10 pmKalispell Glacier Park
5h 13m
1 stop
SEA10:23 pmSeattle/Tacoma Intl
Nov 9
SEA5:00 pmSeattle/Tacoma Intl
5h 00m
1 stop
FCA11:00 pmKalispell Glacier Park
$184
Find similar
Delta
Oct 22
FCA5:20 amKalispell Glacier Park
4h 46m
1 stop
SEA9:06 amSeattle/Tacoma Intl
Oct 26
SEA5:25 amSeattle/Tacoma Intl
4h 51m
1 stop
FCA11:16 amKalispell Glacier Park
$187
Find similar

Hawaiian Airlines flights from Kalispell to Seattle

Our best Hawaiian Airlines deals on Kalispell to Seattle flight tickets
Hawaiian Airlines
Oct 22
FCA2:37 pmKalispell Glacier Park
1h 42m
SEA3:19 pmSeattle/Tacoma Intl
Oct 25
SEA9:59 amSeattle/Tacoma Intl
1h 23m
FCA12:22 pmKalispell Glacier Park
$137
Find similar
Hawaiian Airlines
Nov 1
FCA2:07 pmKalispell Glacier Park
1h 39m
SEA2:46 pmSeattle/Tacoma Intl
Nov 8
SEA10:02 amSeattle/Tacoma Intl
1h 22m
FCA12:24 pmKalispell Glacier Park
$164
Find similar
Hawaiian Airlines
Oct 8
FCA2:37 pmKalispell Glacier Park
1h 42m
SEA3:19 pmSeattle/Tacoma Intl
Oct 14
SEA9:36 pmSeattle/Tacoma Intl
1h 22m
FCA11:58 pmKalispell Glacier Park
$167
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Kalispell to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Kalispell to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Wed 10/22

5:20 am-9:06 am

1 stop4h 46m

Seattle/Tacoma Intl

Sat 10/25

5:25 am-11:16 am

1 stop4h 51m

$125

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Wed 10/22

2:37 pm-3:19 pm

Nonstop1h 42m

Seattle/Tacoma Intl

Sat 10/25

9:59 am-12:22 pm

Nonstop1h 23m

$137

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Fri 12/19

6:05 am-6:52 am

Nonstop1h 47m

Seattle/Tacoma Intl

Sat 1/3

5:10 pm-7:30 pm

Nonstop1h 20m

$152

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Sat 11/1

2:07 pm-2:46 pm

Nonstop1h 39m

Seattle/Tacoma Intl

Sat 11/8

10:02 am-12:24 pm

Nonstop1h 22m

$164

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Wed 10/8

2:37 pm-3:19 pm

Nonstop1h 42m

Seattle/Tacoma Intl

Tue 10/14

9:36 pm-11:58 pm

Nonstop1h 22m

$167

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Wed 10/22

6:31 am-7:13 am

Nonstop1h 42m

Seattle/Tacoma Intl

Sat 10/25

9:50 am-1:52 pm

1 stop3h 02m

$177

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Fri 11/7

6:10 pm-10:23 pm

1 stop5h 13m

Seattle/Tacoma Intl

Sun 11/9

5:00 pm-11:00 pm

1 stop5h 00m

$184

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Sat 2/14

6:40 am-7:09 am

Nonstop1h 29m

Seattle/Tacoma Intl

Sat 2/21

7:55 am-10:18 am

Nonstop1h 23m

$193

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Wed 10/22

2:37 pm-3:19 pm

Nonstop1h 42m

Seattle/Tacoma Intl

Sat 10/25

5:21 am-1:52 pm

1 stop7h 31m

$200

KalispellSeattle

FCA - SEA

FCASEA

Kalispell Glacier Park

Sun 10/12

6:31 am-7:13 am

Nonstop1h 42m

Seattle/Tacoma Intl

Sat 10/18

5:21 am-1:52 pm

1 stop7h 31m

$230

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seattle from

How to get the cheapest flight ticket from Kalispell to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, April is the cheapest month to fly from Kalispell to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $227. If you don’t want to visit Seattle in April, then you should wait until May to fly from Kalispell, when ticket prices are also cheap, with an average price of $237.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Kalispell is on a Friday. momondo users have found tickets for Friday departures for as low as $440. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Kalispell because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $624.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Kalispell in the evening is the least expensive time of day to depart. momondo users have found prices as low as $384 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $559. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Kalispell Glacier Park to Seattle/Tacoma Intl flight route?

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

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Kalispell when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $306 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Kalispell for as low as $249 on momondo.

What cabin class options are available on Kalispell Glacier Park to Seattle/Tacoma Intl flights?

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

How have Kalispell to Seattle flight prices changed over time?

As of September 2025, prices for Kalispell to Seattle flights are approximately 20% more expensive when compared to flights at the same time last year.

When to book flights from Kalispell to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Kalispell to Seattle according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Kalispell to Seattle (FCA to SEA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kalispell to Seattle

Best Price Found

$260

Fastest flight time

1h 29m

Direct flights

Mon, Tue, Wed, Thu, Sat and Sun

Airports in Seattle

1 airport
The best one-way flight to Seattle from Kalispell in the past 72 hours is $260. The best round-trip flight deal from Kalispell to Seattle found on momondo in the last 72 hours is $317.
The fastest flight from Kalispell to Seattle takes 1h 29m
Direct flights go from Kalispell to Seattle on Monday, Tuesday, Wednesday, Thursday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • How far is Kalispell Glacier Park to Seattle/Tacoma Intl by plane?

    Kalispell Glacier Park and Seattle/Tacoma Intl are 373.5 mi apart from one another. Flights usually cover this in 1h 29m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Kalispell Glacier Park Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Kalispell Glacier Park Airport to Seattle/Tacoma Intl Airport refresh daily.

  • How many operators does momondo search for flights from Kalispell Glacier Park Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Kalispell Glacier Park Airport to Seattle/Tacoma Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Kalispell Glacier Park Airport to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Kalispell to Seattle?

  • What is the most popular airline from Kalispell to Seattle?

Best airlines flying from Kalispell to Seattle

Compare and see reviews for airlines that fly from Kalispell to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Hawaiian AirlinesPriceFrom $149Free CancellationRating
7.8
2,729 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $176Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Kalispell to Seattle

    Alaska Airlines operates around 27 flights from Kalispell to Seattle every week. The average price of these flights found in the last 72 hours has been $299, but momondo users have found Alaska Airlines deals from Kalispell to Seattle from as low as $176 round-trip. Alaska Airlines has been scored 8.0/10 in 10,000 reviews.

  • Hawaiian Airlines Flights From Kalispell to Seattle

    $149 is the best Hawaiian Airlines flight deal from Kalispell to Seattle found on momondo over the last 72 hours. The average Hawaiian Airlines ticket price found was closer to $298, however, with flight time and availability significantly affecting the price. Hawaiian Airlines (7.8/10 from 2,729 user reviews) flies into Seattle from Kalispell 28 times in an average week so prices can vary.

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Federal Way
Kirkland
Tukwila
Shoreline
Lakewood
Centralia
Fife
Cle Elum
Redmond
Westport

Why use momondo?

Why should I use momondo to find a flight deal from Kalispell to Seattle?

Finding the right flight to Seattle from Kalispell is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seattle quick and easy, saving you time and money.

Can I find flights from Kalispell to Seattle with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Kalispell to Seattle flights to just show those with flexible booking policies.

How can momondo help me find flights from Kalispell to Seattle?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Kalispell to Seattle.

I’m not ready to book a flight from Kalispell to Seattle right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Kalispell to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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