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$79+ Cheap flights from Seattle to Missoula (SEA - MSO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — MSO
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Missoula Johnson-Bell Field are usually found in January or April, booked 75 days in advance, depart on a Saturday or Friday and return on a Wednesday

Cheap flight deals from Seattle to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 12, 2025.

Round-trip from

$167
(Alaska Airlines)

One-way from

$79
(Hawaiian Airlines)

Popular in

December

Cheapest in

January

Average price

$252

Good round-trip deal

$238 or less

Good one-way deal

$119 or less
From Seattle/Tacoma Intl to Missoula Johnson-Bell Field
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One-way flight from Seattle/Tacoma Intl to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 17% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Missoula Johnson-Bell Field.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Missoula Johnson-Bell Field.
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Find flight deals from Seattle to Missoula

Cheapest flights from Seattle to Missoula
Explore the most affordable flight options available from Seattle to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/2212:43 pmSEA - MSO
Nonstop1h 35mAlaska Airlines
mié. 8/276:35 amMSO - SEA
Nonstop1h 36mAlaska Airlines
Deal found 6/10$167
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/219:59 pmSEA - MSO
Nonstop1h 28mHawaiian Airlines
lun. 8/254:14 pmMSO - SEA
Nonstop1h 33mHawaiian Airlines
Deal found 6/10$177
This Delta deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/225:45 pmSEA - MSO
1 stop5h 30mDelta
mié. 8/275:30 amMSO - SEA
1 stop4h 25mDelta
Deal found 6/10$187
This Mytrip deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 7/205:30 pmSEA - MSO
1 stop21h 00mMultiple Airlines
lun. 7/289:54 pmMSO - SEA
1 stop19h 31mMultiple Airlines
Deal found 6/11$212
This FlightHub deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/317:48 pmSEA - MSO
1 stop15h 06mFrontier
lun. 8/412:40 pmMSO - SEA
1 stop12h 54mFrontier
Deal found 6/11$375
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/222:29 pmSEA - MSO
2 stops22h 05mUnited Airlines
mié. 8/2712:30 pmMSO - SEA
1 stop10h 50mUnited Airlines
Deal found 6/10$492

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
Use the filters below to find and compare flights from Seattle to Missoula that are best for you.

Fly from

Seattle

Fly to

Missoula

Route

Depart

Return

Price

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

vie. 8/22

12:43 pm-3:18 pm

Nonstop1h 35m

Missoula Johnson-Bell Field

mié. 8/27

6:35 am-7:11 am

Nonstop1h 36m

$167

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

jue. 8/21

9:59 pm-12:27 am

Nonstop1h 28m

Missoula Johnson-Bell Field

lun. 8/25

4:14 pm-4:47 pm

Nonstop1h 33m

$177

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

vie. 8/22

5:45 pm-12:15 am

1 stop5h 30m

Missoula Johnson-Bell Field

mié. 8/27

5:30 am-8:55 am

1 stop4h 25m

$187

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

dom. 7/20

5:30 pm-3:30 pm

1 stop21h 00m

Missoula Johnson-Bell Field

lun. 7/28

9:54 pm-4:25 pm

1 stop19h 31m

$212

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

jue. 7/31

7:48 pm-11:54 am

1 stop15h 06m

Missoula Johnson-Bell Field

lun. 8/4

12:40 pm-12:34 am

1 stop12h 54m

$375

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

vie. 8/22

2:29 pm-1:34 pm

2 stops22h 05m

Missoula Johnson-Bell Field

mié. 8/27

12:30 pm-10:20 pm

1 stop10h 50m

$492

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

mié. 9/10

9:59 pm-12:27 am

Nonstop1h 28m

$79

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

dom. 8/24

12:43 pm-3:16 pm

Nonstop1h 33m

$89

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

mié. 9/10

9:40 am-5:44 pm

1 stop7h 04m

$99

SeattleMissoula

SEA - MSO

SEAMSO

Seattle/Tacoma Intl

jue. 7/31

5:30 pm-3:30 pm

1 stop21h 00m

$130

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 13 results
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Best time to book a flight from Seattle to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Missoula

How far ahead should I book a flight from Seattle to Missoula?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Missoula. Price data was last updated on June 9, 2025.

Booking 66 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Missoula. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Missoula?

Currently, October is the cheapest month in which you can book a flight from Seattle to Missoula (average of $365). Flying from Seattle to Missoula in March is currently the most expensive (average of $506). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to MSO?

Find hourly flight availability from Seattle to Missoula. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

When flying from Seattle to Missoula, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 19% versus a flight at noon.

Weekly flight availability from Seattle to Missoula

Explore weekly flight availability from Seattle to Missoula. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 12, 2025.

The most flights from SEA to MSO are scheduled on a Thursday (13 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Rainfall in Missoula by month

Plan your trip to Missoula by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Missoula ranges from 0.7 - 2.1 inches per month. June is typically the wettest month, when rainfall can reach 2.1 in. February is typically the driest time to visit Missoula when rainfall is around 0.7 in.

Temperature in Missoula by month

Plan your trip to Missoula by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Missoula, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 68.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missoula. Reviews last updated junio 12, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Seattle to Missoula have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Seattle to Missoula?

    Booking a flight from Seattle/Tacoma Intl (SEA) to Missoula Johnson-Bell Field (MSO) is your only option if you wish to fly from Seattle to Missoula. On a typical day, there are 9 flights from Seattle/Tacoma Intl to Johnson-Bell Field, all of which are around 1h 21m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Seattle/Tacoma Intl to Missoula.

  • How popular is this Seattle to Missoula flight route?

    This flight path from Seattle/Tacoma Intl to Missoula Johnson-Bell Field was viewed by 13 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines flying from Seattle to Missoula round-trip?

    Flying on Alaska Airlines is currently your cheapest option to Missoula, with prices starting at $167. Additional round-trip tickets that might be worth considering are offered by Hawaiian Airlines and Delta, with the lowest prices starting at $177 and $187, respectively. These flights start at 42% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Seattle to Missoula one-way?

    The cheapest airlines for a one-way flight from Seattle to Missoula are Hawaiian Airlines ($79), Alaska Airlines ($89), and Delta ($99).

  • What are the most reliable airlines from Seattle to Missoula?

    Consider Finnair (95%), British Airways (95%) or Qatar Airways (91%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Missoula.

  • What are the cheapest flights from Seattle to Missoula?

    While on average a flight from Seattle to Missoula is generally $196, our data shows the cheapest flight currently is $119. When looking at the most popular route, (Seattle/Tacoma Intl - Missoula Johnson-Bell Field), you can expect to pay $167 for that flight.

  • Can I find deals for flights from Seattle to Missoula that include hotel bookings?

    Yes. In addition to deals on Seattle to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Missoula?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Missoula.

  • Can I find deals for business class flights from Seattle to Missoula?

    Yes. Cheapflights offers flight deals from Seattle to Missoula by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Missoula?

    Currently, October is the cheapest month in which you can book a flight from Seattle to Missoula (average of $365). Flying from Seattle to Missoula in March is currently the most expensive (average of $506). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Seattle to Missoula

Discover the top 2 airlines that operate flights from Seattle to Missoula. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$165Average$273FlexibilityNo cancel feeOn-time75%
Hawaiian AirlinesCheapest$177Average$238FlexibilityNo cancel feeOn-time85%

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