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Cheap flights from Seattle to Missoula from $124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Missoula departing on 10/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Seattle to Missoula

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
8:30 pm - 11:01 pm
SEA
-
MSO
1h 31mnonstop
Alaska Airlines Logo
7:00 am - 7:43 am
MSO
-
SEA
1h 43mnonstop
$217Alaska Airlines
Sat, Sep 19 - Wed, Sep 23
Alaska Airlines Logo
8:30 pm - 11:01 pm
SEA
-
MSO
1h 31mnonstop
Alaska Airlines Logo
7:00 am - 7:43 am
MSO
-
SEA
1h 43mnonstop
$217Alaska Airlines
Wed, Sep 9 - Wed, Sep 16
Alaska Airlines Logo
8:30 pm - 10:59 pm
SEA
-
MSO
1h 29mnonstop
Alaska Airlines Logo
7:15 am - 7:58 am
MSO
-
SEA
1h 43mnonstop
$217Alaska Airlines
Sat, Aug 29 - Wed, Sep 2
Alaska Airlines Logo
8:30 pm - 11:01 pm
SEA
-
MSO
1h 31mnonstop
Alaska Airlines Logo
7:00 am - 7:43 am
MSO
-
SEA
1h 43mnonstop
$217Alaska Airlines
Sat, Sep 19 - Tue, Sep 22
Delta Logo
5:45 am - 12:37 pm
SEA
-
MSO
5h 52m
1 stop
Delta Logo
6:17 pm - 10:10 pm
MSO
-
SEA
4h 53m
1 stop
$227Delta
Sat, Sep 19 - Tue, Sep 22
Delta Logo
5:45 am - 12:37 pm
SEA
-
MSO
5h 52m
1 stop
Delta Logo
6:17 pm - 10:10 pm
MSO
-
SEA
4h 53m
1 stop
$227Delta
Wed, Sep 9 - Wed, Sep 16
Alaska Airlines Logo
8:30 pm - 10:59 pm
SEA
-
MSO
1h 29mnonstop
Alaska Airlines Logo
7:15 am - 7:58 am
MSO
-
SEA
1h 43mnonstop
$227Alaska Airlines
Wed, Aug 26 - Sat, Aug 29
Alaska Airlines Logo
12:07 pm - 2:50 pm
SEA
-
MSO
1h 43mnonstop
Alaska Airlines Logo
7:03 am - 7:46 am
MSO
-
SEA
1h 43mnonstop
$227Alaska Airlines
Wed, Oct 14 - Sun, Oct 18
Alaska Airlines Logo
8:30 pm - 11:01 pm
SEA
-
MSO
1h 31mnonstop
Alaska Airlines Logo
4:16 pm - 5:00 pm
MSO
-
SEA
1h 44mnonstop
$236Alaska Airlines
Wed, Sep 9 - Wed, Sep 16
Alaska Airlines Logo
12:45 pm - 3:17 pm
SEA
-
MSO
1h 32mnonstop
Alaska Airlines Logo
4:16 pm - 5:00 pm
MSO
-
SEA
1h 44mnonstop
$237Alaska Airlines
Wed, Sep 9 - Sat, Sep 12

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Alaska Airlines flights from Seattle to Missoula

Our best Alaska Airlines deals on Seattle to Missoula flight tickets
Alaska Airlines
Sep 19
SEA8:30 pmSeattle/Tacoma Intl
1h 31m
MSO11:01 pmMissoula Johnson-Bell Field
Sep 23
MSO7:00 amMissoula Johnson-Bell Field
1h 43m
SEA7:43 amSeattle/Tacoma Intl
$217
Alaska Airlines
Aug 26
SEA8:30 pmSeattle/Tacoma Intl
1h 29m
MSO10:59 pmMissoula Johnson-Bell Field
Aug 29
MSO7:15 amMissoula Johnson-Bell Field
1h 43m
SEA7:58 amSeattle/Tacoma Intl
$227
Alaska Airlines
Sep 9
SEA8:30 pmSeattle/Tacoma Intl
1h 31m
MSO11:01 pmMissoula Johnson-Bell Field
Sep 16
MSO4:16 pmMissoula Johnson-Bell Field
1h 44m
SEA5:00 pmSeattle/Tacoma Intl
$236

Delta flights from Seattle to Missoula

Our best Delta deals on Seattle to Missoula flight tickets
Delta
Oct 21
SEA5:25 amSeattle/Tacoma Intl
6h 09m
1 stop
MSO12:34 pmMissoula Johnson-Bell Field
Oct 23
MSO6:25 pmMissoula Johnson-Bell Field
6h 34m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
$247
Delta
Aug 26
SEA6:31 pmSeattle/Tacoma Intl
4h 47m
1 stop
MSO12:18 amMissoula Johnson-Bell Field
Aug 29
MSO7:13 amMissoula Johnson-Bell Field
6h 46m
1 stop
SEA12:59 pmSeattle/Tacoma Intl
$267
Delta
Oct 15
SEA5:55 pmSeattle/Tacoma Intl
5h 36m
1 stop
MSO12:31 amMissoula Johnson-Bell Field
Oct 18
MSO1:14 pmMissoula Johnson-Bell Field
6h 38m
1 stop
SEA6:52 pmSeattle/Tacoma Intl
$278

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Missoula 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 July 30, 2026.
Use the filters below to find and compare flights from Seattle to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Sat 9/19

8:30 pm-11:01 pm

Nonstop1h 31m

Missoula Johnson-Bell Field

Wed 9/23

7:00 am-7:43 am

Nonstop1h 43m

$217

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Wed 9/9

8:30 pm-11:01 pm

Nonstop1h 31m

Missoula Johnson-Bell Field

Wed 9/16

7:00 am-7:43 am

Nonstop1h 43m

$217
Quickest round-trip

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Sat 8/29

8:30 pm-10:59 pm

Nonstop1h 29m

Missoula Johnson-Bell Field

Wed 9/2

7:15 am-7:58 am

Nonstop1h 43m

$217

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Sat 9/19

8:30 pm-11:01 pm

Nonstop1h 31m

Missoula Johnson-Bell Field

Tue 9/22

7:00 am-7:43 am

Nonstop1h 43m

$217

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Sat 9/19

5:45 am-12:37 pm

1 stop5h 52m

Missoula Johnson-Bell Field

Tue 9/22

6:17 pm-10:10 pm

1 stop4h 53m

$227

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Wed 9/9

5:45 am-12:37 pm

1 stop5h 52m

Missoula Johnson-Bell Field

Wed 9/16

6:17 pm-10:10 pm

1 stop4h 53m

$227

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Wed 8/26

8:30 pm-10:59 pm

Nonstop1h 29m

Missoula Johnson-Bell Field

Sat 8/29

7:15 am-7:58 am

Nonstop1h 43m

$227

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Wed 10/14

12:07 pm-2:50 pm

Nonstop1h 43m

Missoula Johnson-Bell Field

Sun 10/18

7:03 am-7:46 am

Nonstop1h 43m

$227

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Wed 9/9

8:30 pm-11:01 pm

Nonstop1h 31m

Missoula Johnson-Bell Field

Wed 9/16

4:16 pm-5:00 pm

Nonstop1h 44m

$236

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

Wed 9/9

12:45 pm-3:17 pm

Nonstop1h 32m

Missoula Johnson-Bell Field

Sat 9/12

4:16 pm-5:00 pm

Nonstop1h 44m

$237

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 Missoula from

How to get the cheapest flight ticket from Seattle to Missoula

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 typical price of a round-trip flight between Seattle and Missoula?

Prices are currently typical for flights on this route.

Typical prices usually range from $167 to $458.
The lowest price recently found on this route was $217.

What is the cheapest month to fly to Missoula?

The month of January is, on average, the cheapest month to fly to Missoula from Seattle, with most prices found around $177. If you are unable to visit Missoula during the month of January, then departing from Seattle during the month February is also very affordable. Most momondo users find prices during this month for around $217.

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

On average, the least expensive day to fly to Missoula from Seattle is on a Saturday. momondo users have found tickets for Saturday departures for as low as $237. 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 Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $643.

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

The cheapest time of day to fly to Missoula is in the evening when flights can be purchased for as low as $277. Flights in the afternoon are often more expensive with an average ticket price of $373.

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

Fly from Seattle/Tacoma Intl to Missoula Johnson-Bell Field for the best Seattle/Tacoma Intl - Missoula Johnson-Bell Field flight prices

What cabin class options are available on Seattle to Missoula flights?

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

Can stopping save me money on Seattle to Missoula flights?

You could potentially save up to 13% on your flight if you consider stops on a Seattle to Missoula flight.

How have Seattle to Missoula flight prices changed over time?

As of July 2026, prices for Seattle to Missoula flights are approximately 96% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Missoula

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

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

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

Best Price Found

$278

Fastest flight time

1h 24m

Direct flights

Every day

Airports in Missoula

1 airport
The best one-way flight to Missoula from Seattle in the past 72 hours is $278. The best round-trip flight deal from Seattle to Missoula found on momondo in the last 72 hours is $317.
The fastest flight from Seattle to Missoula takes 1h 24m
Direct flights go from Seattle to Missoula every day.
There is 1 airport in Missoula. From Seattle there are direct flights to Missoula Johnson-Bell Field (MSO).
Search flight deals

Frequently asked questions about flying from Seattle to Missoula

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

    There are 394.3 mi between Seattle/Tacoma Intl and Missoula Johnson-Bell Field. Flights usually cover this in 1h 24m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Missoula Johnson-Bell Field Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Missoula Johnson-Bell Field Airport.

  • What documentation or ID do you need to fly to Missoula Johnson-Bell Field Airport?

    The necessary travel and health documents for your Missoula Johnson-Bell Field 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 Seattle to Missoula?

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

Best airlines flying from Seattle to Missoula

Compare and see reviews for airlines that fly from Seattle to Missoula with momondo
Airline
Rating
Free Cancellation
Price
Alaska AirlinesPriceFrom $157Free CancellationRating
7.9
12,734 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Seattle to Missoula

    The lowest priced Alaska Airlines flight from Seattle to Missoula from the last 72 hours was $157. Generally, Alaska Airlines has 21 flights on this route every week with an average price of $330. Alaska Airlines is rated 7.9/10 by our users.

Why use momondo?

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

It is quick and easy to find Seattle to Missoula flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Missoula that suits you.

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

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

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

Once all potential Seattle to Missoula flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Seattle to Missoula now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Missoula and let you know when they change.

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