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Cheap flights from Missoula to Seattle from $110

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 11/8. 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 Missoula to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
8:39 pm - 10:00 amMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
14h 21m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:16 pm - 4:23 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
18h 07m1 stop Las Vegas Harry Reid Intl
$219Multiple Airlines
Sun, Oct 25 - Wed, Oct 28
Multiple Airlines Logo
9:49 pm - 9:42 amMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
12h 53m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:45 pm - 1:50 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
15h 05m1 stop Las Vegas Harry Reid Intl
$230Multiple Airlines
Sun, Sep 20 - Wed, Sep 30
Multiple Airlines Logo
5:13 pm - 10:00 amMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
17h 47m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
9:16 pm - 4:23 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
18h 07m1 stop Las Vegas Harry Reid Intl
$240Multiple Airlines
Thu, Oct 22 - Wed, Oct 28
Multiple Airlines Logo
12:19 pm - 9:51 amMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
22h 32m2 stops Phoenix-Mesa Gateway Denver Intl
Multiple Airlines Logo
9:16 pm - 4:23 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
18h 07m1 stop Las Vegas Harry Reid Intl
$241Multiple Airlines
Tue, Oct 20 - Wed, Oct 28
Multiple Airlines Logo
9:49 pm - 9:42 amMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
12h 53m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
4:27 pm - 1:50 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
20h 23m2 stops Denver Intl Las Vegas Harry Reid Intl
$245Multiple Airlines
Sun, Sep 20 - Wed, Sep 30
Multiple Airlines Logo
5:13 pm - 10:00 amMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
17h 47m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
7:41 pm - 1:15 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
40h 34m2 stops Denver Intl Phoenix Sky Harbor Intl
$251Multiple Airlines
Thu, Oct 22 - Tue, Oct 27
Multiple Airlines Logo
12:19 pm - 9:51 amMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
22h 32m2 stops Phoenix-Mesa Gateway Denver Intl
Multiple Airlines Logo
9:16 pm - 7:49 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
21h 33m1 stop Las Vegas Harry Reid Intl
$254Multiple Airlines
Tue, Oct 20 - Sat, Oct 24
Alaska Airlines Logo
3:49 pm - 4:29 pmMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
1h 40mnonstop
Alaska Airlines Logo
6:53 pm - 9:18 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
1h 25mnonstop
$257Alaska Airlines
Wed, Oct 28 - Tue, Nov 3
Alaska Airlines Logo
4:16 pm - 5:00 pmMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
1h 44mnonstop
Alaska Airlines Logo
8:30 pm - 11:01 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
1h 31mnonstop
$257Alaska Airlines
Tue, Sep 22 - Wed, Sep 30
Alaska Airlines Logo
7:00 am - 7:43 amMSO  Missoula Johnson-Bell Field-SEA Seattle/Tacoma Intl
1h 43mnonstop
Alaska Airlines Logo
12:45 pm - 3:17 pmSEA  Seattle/Tacoma Intl-MSO Missoula Johnson-Bell Field
1h 32mnonstop
$257Alaska Airlines
Wed, Sep 23 - Sat, Sep 26

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Delta flights from Missoula to Seattle

Our best Delta deals on Missoula to Seattle flight tickets
Delta
Sep 23
MSO1:27 pmMissoula Johnson-Bell Field
6h 09m
1 stop
SEA6:36 pmSeattle/Tacoma Intl
Sep 26
SEA5:55 pmSeattle/Tacoma Intl
4h 18m
1 stop
MSO11:13 pmMissoula Johnson-Bell Field
$287
Delta
Oct 23
MSO6:25 pmMissoula Johnson-Bell Field
6h 34m
1 stop
SEA11:59 pmSeattle/Tacoma Intl
Oct 24
SEA5:29 pmSeattle/Tacoma Intl
4h 22m
1 stop
MSO10:51 pmMissoula Johnson-Bell Field
$292
Delta
Oct 16
MSO6:25 pmMissoula Johnson-Bell Field
4h 40m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
Oct 23
SEA5:55 pmSeattle/Tacoma Intl
5h 36m
1 stop
MSO12:31 amMissoula Johnson-Bell Field
$303

Alaska Airlines flights from Missoula to Seattle

Our best Alaska Airlines deals on Missoula to Seattle flight tickets
Alaska Airlines
Sep 19
MSO4:16 pmMissoula Johnson-Bell Field
1h 44m
SEA5:00 pmSeattle/Tacoma Intl
Sep 23
SEA8:30 pmSeattle/Tacoma Intl
1h 31m
MSO11:01 pmMissoula Johnson-Bell Field
$257
Alaska Airlines
Oct 13
MSO3:49 pmMissoula Johnson-Bell Field
1h 40m
SEA4:29 pmSeattle/Tacoma Intl
Oct 23
SEA12:07 pmSeattle/Tacoma Intl
1h 43m
MSO2:50 pmMissoula Johnson-Bell Field
$262
Alaska Airlines
Oct 11
MSO7:03 amMissoula Johnson-Bell Field
1h 43m
SEA7:46 amSeattle/Tacoma Intl
Oct 18
SEA7:36 pmSeattle/Tacoma Intl
1h 28m
MSO10:04 pmMissoula Johnson-Bell Field
$267

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 August 14, 2026.
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

Cheapest round-trip

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Sun 10/25

8:39 pm-10:00 am

1 stop14h 21m

Seattle/Tacoma Intl

Wed 10/28

9:16 pm-4:23 pm

1 stop18h 07m

$219

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Sun 9/20

9:49 pm-9:42 am

1 stop12h 53m

Seattle/Tacoma Intl

Wed 9/30

9:45 pm-1:50 pm

1 stop15h 05m

$230

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Thu 10/22

5:13 pm-10:00 am

1 stop17h 47m

Seattle/Tacoma Intl

Wed 10/28

9:16 pm-4:23 pm

1 stop18h 07m

$240

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Tue 10/20

12:19 pm-9:51 am

2 stops22h 32m

Seattle/Tacoma Intl

Wed 10/28

9:16 pm-4:23 pm

1 stop18h 07m

$241

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Sun 9/20

9:49 pm-9:42 am

1 stop12h 53m

Seattle/Tacoma Intl

Wed 9/30

4:27 pm-1:50 pm

2 stops20h 23m

$245

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Thu 10/22

5:13 pm-10:00 am

1 stop17h 47m

Seattle/Tacoma Intl

Tue 10/27

7:41 pm-1:15 pm

2 stops40h 34m

$251

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Tue 10/20

12:19 pm-9:51 am

2 stops22h 32m

Seattle/Tacoma Intl

Sat 10/24

9:16 pm-7:49 pm

1 stop21h 33m

$254
Quickest round-trip

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Wed 10/28

3:49 pm-4:29 pm

Nonstop1h 40m

Seattle/Tacoma Intl

Tue 11/3

6:53 pm-9:18 pm

Nonstop1h 25m

$257

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Tue 9/22

4:16 pm-5:00 pm

Nonstop1h 44m

Seattle/Tacoma Intl

Wed 9/30

8:30 pm-11:01 pm

Nonstop1h 31m

$257

MissoulaSeattle

MSO Missoula Johnson-Bell Field - SEA Seattle/Tacoma Intl

MSOSEA

Missoula Johnson-Bell Field

Wed 9/23

7:00 am-7:43 am

Nonstop1h 43m

Seattle/Tacoma Intl

Sat 9/26

12:45 pm-3:17 pm

Nonstop1h 32m

$257

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

Prices are currently low for flights on this route.

Typical prices usually range from $282 to $450.
The lowest price recently found on this route was $219.

What is the cheapest month to fly to Seattle?

In general, January 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 $227. If you don’t want to visit Seattle in January, then you should wait until November to fly from Missoula, when ticket prices are also cheap, with an average price of $238.

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 $404. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday 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 $484.

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

Flying to Seattle from Missoula at noon is the least expensive time of day to depart. momondo users have found prices as low as $380 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $527. Departure times in the evening 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 from Missoula 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 $304 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 $230 on momondo.

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

There are 4 cabin classes available to choose from on Missoula to Seattle 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?

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

$251

Fastest flight time

1h 35m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Missoula in the past 72 hours is $251. The best round-trip flight deal from Missoula to Seattle found on momondo in the last 72 hours is $406.
The fastest flight from Missoula to Seattle takes 1h 35m
Direct flights go from Missoula to Seattle every day.
There is 1 airport in Seattle. From Missoula there are direct flights to Seattle/Tacoma Intl (SEA).
Search flight deals

Frequently asked questions about flying from Missoula to Seattle

  • 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 35m, 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 $157Free CancellationRating
7.9
12,809 reviews
Search Alaska Airlines flights

  • Alaska Airlines Flights From Missoula to Seattle

    Across 15 Alaska Airlines flights from Missoula to Seattle this week, the average price was $296, with the best Alaska Airlines deals starting from $157 round-trip. 12,809 users have rated Alaska Airlines on momondo, with an average score of 7.9/10.

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
Kent
Lynnwood
Redmond
Lakewood
Federal Way
Puyallup
Tukwila
Fife
Cle Elum
Marysville
Kirkland
Centralia
Shoreline
Lacey

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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