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Cheap flights from Missoula to Seattle from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missoula to Seattle departing on 2/12. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
4:20 pm - 5:00 pmMSO-SEA
1h 40mnonstop
Alaska Airlines Logo
7:50 pm - 1:23 pmSEA-MSO
16h 33m1 stop
$157Alaska Airlines
Find Deal
Sat, Jan 17 - Sat, Jan 17
Alaska Airlines Logo
4:20 pm - 5:00 pmMSO-SEA
1h 40mnonstop
Alaska Airlines Logo
9:57 am - 12:23 pmSEA-MSO
1h 26mnonstop
$176Alaska Airlines
Find Deal
Tue, Jan 13 - Tue, Jan 20
Alaska Airlines Logo
6:23 am - 7:12 amMSO-SEA
1h 49mnonstop
Alaska Airlines Logo
9:25 pm - 11:55 pmSEA-MSO
1h 30mnonstop
$177Alaska Airlines
Find Deal
Wed, Jan 14 - Tue, Jan 20
Multiple Airlines Logo
10:53 am - 8:00 pmMSO-SEA
10h 07m1 stop
Multiple Airlines Logo
9:23 pm - 10:03 amSEA-MSO
11h 40m1 stop
$184Multiple Airlines
Find Deal
Fri, Jan 9 - Sun, Jan 11
Alaska Airlines Logo
6:23 am - 7:12 amMSO-SEA
1h 49mnonstop
Alaska Airlines Logo
9:25 pm - 11:55 pmSEA-MSO
1h 30mnonstop
$186Alaska Airlines
Find Deal
Sat, Jan 17 - Sun, Jan 18
Alaska Airlines Logo
1:03 pm - 3:44 pmMSO-SEA
3h 41m1 stop
Alaska Airlines Logo
1:04 pm - 3:31 pmSEA-MSO
1h 27mnonstop
$187Alaska Airlines
Find Deal
Tue, Jan 13 - Tue, Jan 20
Alaska Airlines Logo
1:03 pm - 6:43 pmMSO-SEA
6h 40m1 stop
Alaska Airlines Logo
8:25 am - 1:23 pmSEA-MSO
3h 58m1 stop
$196Alaska Airlines
Find Deal
Tue, Jan 13 - Wed, Jan 21
Alaska Airlines Logo
2:03 pm - 2:41 pmMSO-SEA
1h 38mnonstop
Alaska Airlines Logo
8:25 am - 1:23 pmSEA-MSO
3h 58m1 stop
$197Alaska Airlines
Find Deal
Thu, Jan 15 - Tue, Jan 20
Alaska Airlines Logo
4:22 pm - 5:00 pmMSO-SEA
1h 38mnonstop
Alaska Airlines Logo
5:20 am - 12:09 amSEA-MSO
17h 49m1 stop
$201Alaska Airlines
Find Deal
Wed, Dec 17 - Wed, Dec 24
Alaska Airlines Logo
1:03 pm - 6:43 pmMSO-SEA
6h 40m1 stop
Alaska Airlines Logo
8:25 am - 1:23 pmSEA-MSO
3h 58m1 stop
$206Alaska Airlines
Find Deal
Tue, Jan 13 - Mon, Jan 19

Alaska Airlines flights from Missoula to Seattle

Our best Alaska Airlines deals on Missoula to Seattle flight tickets
Alaska Airlines
Jan 17
MSO4:20 pmMissoula Johnson-Bell Field
1h 40m
SEA5:00 pmSeattle/Tacoma Intl
Jan 17
SEA7:50 pmSeattle/Tacoma Intl
16h 33m
1 stop
MSO1:23 pmMissoula Johnson-Bell Field
$157
Find similar
Alaska Airlines
Jan 13
MSO4:20 pmMissoula Johnson-Bell Field
1h 40m
SEA5:00 pmSeattle/Tacoma Intl
Jan 20
SEA9:57 amSeattle/Tacoma Intl
1h 26m
MSO12:23 pmMissoula Johnson-Bell Field
$176
Find similar
Alaska Airlines
Jan 14
MSO6:23 amMissoula Johnson-Bell Field
1h 49m
SEA7:12 amSeattle/Tacoma Intl
Jan 20
SEA9:25 pmSeattle/Tacoma Intl
1h 30m
MSO11:55 pmMissoula Johnson-Bell Field
$177
Find similar

Delta flights from Missoula to Seattle

Our best Delta deals on Missoula to Seattle flight tickets
Delta
Jan 17
MSO5:00 amMissoula Johnson-Bell Field
5h 25m
1 stop
SEA9:25 amSeattle/Tacoma Intl
Jan 20
SEA7:00 pmSeattle/Tacoma Intl
4h 28m
1 stop
MSO12:28 amMissoula Johnson-Bell Field
$219
Find similar
Delta
Jan 16
MSO6:05 pmMissoula Johnson-Bell Field
6h 17m
1 stop
SEA11:22 pmSeattle/Tacoma Intl
Jan 20
SEA7:00 pmSeattle/Tacoma Intl
4h 28m
1 stop
MSO12:28 amMissoula Johnson-Bell Field
$238
Find similar
Delta
Jan 13
MSO5:00 amMissoula Johnson-Bell Field
10h 37m
2 stops
SEA2:37 pmSeattle/Tacoma Intl
Jan 21
SEA7:00 pmSeattle/Tacoma Intl
4h 28m
1 stop
MSO12:28 amMissoula Johnson-Bell Field
$258
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Missoula 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 November 18, 2025.
Use the filters below to find and compare flights from Missoula to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Sat 1/17

4:20 pm-5:00 pm

Nonstop1h 40m

Seattle/Tacoma Intl

Sat 1/17

7:50 pm-1:23 pm

1 stop16h 33m

$157

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Tue 1/13

4:20 pm-5:00 pm

Nonstop1h 40m

Seattle/Tacoma Intl

Tue 1/20

9:57 am-12:23 pm

Nonstop1h 26m

$176

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Wed 1/14

6:23 am-7:12 am

Nonstop1h 49m

Seattle/Tacoma Intl

Tue 1/20

9:25 pm-11:55 pm

Nonstop1h 30m

$177

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Fri 1/9

10:53 am-8:00 pm

1 stop10h 07m

Seattle/Tacoma Intl

Sun 1/11

9:23 pm-10:03 am

1 stop11h 40m

$184

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Sat 1/17

6:23 am-7:12 am

Nonstop1h 49m

Seattle/Tacoma Intl

Sun 1/18

9:25 pm-11:55 pm

Nonstop1h 30m

$186

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Tue 1/13

1:03 pm-3:44 pm

1 stop3h 41m

Seattle/Tacoma Intl

Tue 1/20

1:04 pm-3:31 pm

Nonstop1h 27m

$187

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Tue 1/13

1:03 pm-6:43 pm

1 stop6h 40m

Seattle/Tacoma Intl

Wed 1/21

8:25 am-1:23 pm

1 stop3h 58m

$196

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Thu 1/15

2:03 pm-2:41 pm

Nonstop1h 38m

Seattle/Tacoma Intl

Tue 1/20

8:25 am-1:23 pm

1 stop3h 58m

$197

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Wed 12/17

4:22 pm-5:00 pm

Nonstop1h 38m

Seattle/Tacoma Intl

Wed 12/24

5:20 am-12:09 am

1 stop17h 49m

$201

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Tue 1/13

1:03 pm-6:43 pm

1 stop6h 40m

Seattle/Tacoma Intl

Mon 1/19

8:25 am-1:23 pm

1 stop3h 58m

$206

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 Missoula 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, September is the cheapest month to fly from Missoula to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $197. If you don’t want to visit Seattle in September, then you should wait until April to fly from Missoula, when ticket prices are also cheap, with an average price of $217.

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

On average, the least expensive day to fly to Seattle from Missoula is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $418. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Missoula because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $608.

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

Flying to Seattle from Missoula in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $419 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $566. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Missoula Johnson-Bell Field to Seattle/Tacoma Intl flight route?

Fly from Missoula Johnson-Bell Field to Seattle/Tacoma Intl for the best Missoula Johnson-Bell Field - 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 Missoula when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $270 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Missoula for as low as $208 on momondo.

What cabin class options are available on Missoula Johnson-Bell Field to Seattle/Tacoma Intl flights?

There are 4 cabin classes available to choose from on Missoula Johnson-Bell Field 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 Missoula to Seattle flight prices changed over time?

As of November 2025, prices for Missoula to Seattle flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Missoula to Seattle

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

Cheap Missoula to Seattle (MSO to SEA) flight deals and tips

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

Best Price Found

$227

Fastest flight time

1h 28m

Direct flights

Mon, Wed, Thu, Fri, Sat and Sun

Airports in Seattle

1 airport
The best one-way flight to Seattle from Missoula in the past 72 hours is $227. The best round-trip flight deal from Missoula to Seattle found on momondo in the last 72 hours is $303.
The fastest flight from Missoula to Seattle takes 1h 28m
Direct flights go from Missoula to Seattle on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is Alaska Airlines.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • How far is Missoula Johnson-Bell Field to Seattle/Tacoma Intl by plane?

    Seattle/Tacoma Intl is 394.3 mi away from Missoula Johnson-Bell Field. Flights usually cover this in 1h 28m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Missoula Johnson-Bell Field Airport to Seattle/Tacoma Intl Airport?

    Prices for flights from Missoula Johnson-Bell Field Airport to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missoula Johnson-Bell Field Airport to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Missoula Johnson-Bell Field 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 Missoula Johnson-Bell Field Airport to Seattle/Tacoma Intl Airport.

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

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from Missoula to Seattle

Compare and see reviews for airlines that fly from Missoula to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $159Free CancellationRating
8.0
11,316 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $167Free CancellationRating
7.8
2,809 reviews
Search Hawaiian Airlines flights

  • Alaska Airlines Flights From Missoula to Seattle

    Across 6 Alaska Airlines flights from Missoula to Seattle this week, the average price was $277, with the best Alaska Airlines deals starting from $159 round-trip. 11,316 users have rated Alaska Airlines on momondo, with an average score of 8.0/10.

  • Hawaiian Airlines Flights From Missoula to Seattle

    Another popular option for Missoula to Seattle flights is Hawaiian Airlines (7.8/10, 2,809 ratings). Hawaiian Airlines flies from Missoula to Seattle around 11 times per week, with deals starting from $167 round-trip and rising to an average price of around $217.

Traveling to a place near Seattle?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Seattle from Missoula.

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

All flight searches from Missoula to Seattle on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seattle from Missoula.

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

Yes momondo offers price alerts on flights to Seattle from Missoula. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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