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Cheap flights from Missoula to Seattle from $84

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 2/10. 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
0 bags

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Find the cheapest flights from Missoula to Seattle

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:23 am - 7:12 am
MSO
-
SEA
1h 49mnonstop
Alaska Airlines Logo
9:29 pm - 11:59 pm
SEA
-
MSO
1h 30mnonstop
$157Alaska Airlines
Wed, Feb 11 - Wed, Feb 18
Alaska Airlines Logo
1:39 pm - 2:14 pm
MSO
-
SEA
1h 35mnonstop
Alaska Airlines Logo
9:29 pm - 11:59 pm
SEA
-
MSO
1h 30mnonstop
$167Alaska Airlines
Sat, Feb 14 - Mon, Feb 16
Alaska Airlines Logo
7:00 am - 7:41 am
MSO
-
SEA
1h 41mnonstop
Alaska Airlines Logo
9:29 pm - 11:57 pm
SEA
-
MSO
1h 28mnonstop
$177Alaska Airlines
Fri, Mar 27 - Sun, Mar 29
Delta Logo
5:15 am - 9:45 am
MSO
-
SEA
5h 30m
1 stop
Delta Logo
4:40 pm - 11:30 pm
SEA
-
MSO
5h 50m
1 stop
$187Delta
Mon, Feb 16 - Mon, Feb 23
Alaska Airlines Logo
7:55 pm - 8:28 pm
MSO
-
SEA
1h 33mnonstop
Alaska Airlines Logo
9:50 am - 12:23 pm
SEA
-
MSO
1h 33mnonstop
$192Alaska Airlines
Wed, May 20 - Sun, May 24
Alaska Airlines Logo
4:20 pm - 4:55 pm
MSO
-
SEA
1h 35mnonstop
Alaska Airlines Logo
9:29 pm - 11:57 pm
SEA
-
MSO
1h 28mnonstop
$202Alaska Airlines
Fri, Mar 6 - Fri, Mar 20
Alaska Airlines Logo
6:23 am - 7:09 am
MSO
-
SEA
1h 46mnonstop
Alaska Airlines Logo
9:29 pm - 11:59 pm
SEA
-
MSO
1h 30mnonstop
$217Alaska Airlines
Thu, Feb 12 - Sun, Feb 15
Alaska Airlines Logo
4:23 pm - 5:00 pm
MSO
-
SEA
1h 37mnonstop
Alaska Airlines Logo
9:29 pm - 11:57 pm
SEA
-
MSO
1h 28mnonstop
$227Alaska Airlines
Wed, Mar 18 - Mon, Mar 23
Alaska Airlines Logo
1:11 pm - 3:48 pm
MSO
-
SEA
3h 37m
1 stop
Alaska Airlines Logo
9:55 am - 12:28 pm
SEA
-
MSO
1h 33mnonstop
$230Alaska Airlines
Tue, Apr 21 - Thu, Apr 30
Alaska Airlines Logo
6:23 am - 7:09 am
MSO
-
SEA
1h 46mnonstop
Alaska Airlines Logo
9:29 pm - 11:59 pm
SEA
-
MSO
1h 30mnonstop
$237Alaska Airlines
Fri, Feb 13 - Sun, Feb 15

Delta flights from Missoula to Seattle

Our best Delta deals on Missoula to Seattle flight tickets
Delta
Feb 16
MSO5:15 amMissoula Johnson-Bell Field
5h 30m
1 stop
SEA9:45 amSeattle/Tacoma Intl
Feb 23
SEA4:40 pmSeattle/Tacoma Intl
5h 50m
1 stop
MSO11:30 pmMissoula Johnson-Bell Field
$187
Delta
Feb 11
MSO5:00 amMissoula Johnson-Bell Field
5h 17m
1 stop
SEA9:17 amSeattle/Tacoma Intl
Feb 18
SEA5:30 amSeattle/Tacoma Intl
5h 56m
1 stop
MSO12:26 pmMissoula Johnson-Bell Field
$258
Delta
Feb 18
MSO6:10 pmMissoula Johnson-Bell Field
6h 59m
1 stop
SEA12:09 amSeattle/Tacoma Intl
Feb 21
SEA5:30 amSeattle/Tacoma Intl
5h 56m
1 stop
MSO12:26 pmMissoula Johnson-Bell Field
$268

Alaska Airlines flights from Missoula to Seattle

Our best Alaska Airlines deals on Missoula to Seattle flight tickets
Alaska Airlines
Feb 11
MSO6:23 amMissoula Johnson-Bell Field
1h 49m
SEA7:12 amSeattle/Tacoma Intl
Feb 18
SEA9:29 pmSeattle/Tacoma Intl
1h 30m
MSO11:59 pmMissoula Johnson-Bell Field
$157
Alaska Airlines
Feb 14
MSO1:39 pmMissoula Johnson-Bell Field
1h 35m
SEA2:14 pmSeattle/Tacoma Intl
Feb 16
SEA9:29 pmSeattle/Tacoma Intl
1h 30m
MSO11:59 pmMissoula Johnson-Bell Field
$167
Alaska Airlines
Mar 27
MSO7:00 amMissoula Johnson-Bell Field
1h 41m
SEA7:41 amSeattle/Tacoma Intl
Mar 29
SEA9:29 pmSeattle/Tacoma Intl
1h 28m
MSO11:57 pmMissoula Johnson-Bell Field
$177

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 January 21, 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

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Wed 2/11

6:23 am-7:12 am

Nonstop1h 49m

Seattle/Tacoma Intl

Wed 2/18

9:29 pm-11:59 pm

Nonstop1h 30m

$157

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Sat 2/14

1:39 pm-2:14 pm

Nonstop1h 35m

Seattle/Tacoma Intl

Mon 2/16

9:29 pm-11:59 pm

Nonstop1h 30m

$167

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Fri 3/27

7:00 am-7:41 am

Nonstop1h 41m

Seattle/Tacoma Intl

Sun 3/29

9:29 pm-11:57 pm

Nonstop1h 28m

$177

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Mon 2/16

5:15 am-9:45 am

1 stop5h 30m

Seattle/Tacoma Intl

Mon 2/23

4:40 pm-11:30 pm

1 stop5h 50m

$187

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Wed 5/20

7:55 pm-8:28 pm

Nonstop1h 33m

Seattle/Tacoma Intl

Sun 5/24

9:50 am-12:23 pm

Nonstop1h 33m

$192

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Fri 3/6

4:20 pm-4:55 pm

Nonstop1h 35m

Seattle/Tacoma Intl

Fri 3/20

9:29 pm-11:57 pm

Nonstop1h 28m

$202

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Thu 2/12

6:23 am-7:09 am

Nonstop1h 46m

Seattle/Tacoma Intl

Sun 2/15

9:29 pm-11:59 pm

Nonstop1h 30m

$217

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Wed 3/18

4:23 pm-5:00 pm

Nonstop1h 37m

Seattle/Tacoma Intl

Mon 3/23

9:29 pm-11:57 pm

Nonstop1h 28m

$227

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Tue 4/21

1:11 pm-3:48 pm

1 stop3h 37m

Seattle/Tacoma Intl

Thu 4/30

9:55 am-12:28 pm

Nonstop1h 33m

$230

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Fri 2/13

6:23 am-7:09 am

Nonstop1h 46m

Seattle/Tacoma Intl

Sun 2/15

9:29 pm-11:59 pm

Nonstop1h 30m

$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 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 $411. 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 $577.

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 $422 when looking at flights departing in the afternoon. Flights to Seattle are more costly in the morning, with an average ticket price of $512. 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 $255 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 $202 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 January 2026, prices for Missoula to Seattle flights are approximately 13% 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

$169

Fastest flight time

1h 40m

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 $169. The best round-trip flight deal from Missoula to Seattle found on momondo in the last 72 hours is $305.
The fastest flight from Missoula to Seattle takes 1h 40m
Direct flights go from Missoula to Seattle on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Seattle. From Missoula there are direct flights to 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 40m, 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
8.0
11,771 reviews
Search Alaska Airlines flights
Hawaiian AirlinesPriceFrom $167Free CancellationRating
7.8
2,829 reviews
Search Hawaiian Airlines flights

  • Alaska Airlines Flights From Missoula to Seattle

    Across 17 Alaska Airlines flights from Missoula to Seattle this week, the average price was $262, with the best Alaska Airlines deals starting from $157 round-trip. 11,771 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, 2,829 ratings). Hawaiian Airlines flies from Missoula to Seattle around 20 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
Marysville
Redmond
Puyallup
Cle Elum
Tukwila
Lakewood
Federal Way
Centralia
Westport
Kirkland
Fife
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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