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$84+ Cheap flights from Missoula to Seattle (MSO - SEA)

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SEA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheapflights Tip: The best prices from Missoula Johnson-Bell Field to Seattle/Tacoma Intl are usually found in May or April, booked 44 days in advance, depart on a Friday or Wednesday and return on a Saturday

Cheap flight deals from Missoula to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Seattle (SEA). 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 September 11, 2025.

Round-trip from

$137
(Hawaiian Airlines)

One-way from

$84
(Cheapflightsfares)

Popular in

August

Cheapest in

May

Average price

$268

Good round-trip deal

$302 or less

Good one-way deal

$161 or less
From Missoula Johnson-Bell Field to Seattle/Tacoma Intl
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One-way flight from Missoula Johnson-Bell Field to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 6% potential increase in price ($19 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Missoula Johnson-Bell Field to Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Missoula Johnson-Bell Field to Seattle/Tacoma Intl.
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Find flight deals from Missoula to Seattle

Cheapest flights from Missoula to Seattle
Explore the most affordable flight options available from Missoula to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 9/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:32 amMSO - SEA
Nonstop1h 43mHawaiian Airlines
Tue 11/189:15 pmSEA - MSO
Nonstop1h 28mHawaiian Airlines
Deal found 9/11$137
This KAYAK deal was found by Cheapflights users on 9/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:12 pmMSO - SEA
Nonstop1h 39mAlaska Airlines
Sun 11/912:51 pmSEA - MSO
Nonstop1h 33mAlaska Airlines
Deal found 9/11$152
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:18 pmMSO - SEA
1 stop6h 02mDelta
Tue 11/185:25 amSEA - MSO
1 stop6h 08mDelta
Deal found 9/11$157
This Hawaiian Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 10/26:35 amMSO - SEA
Nonstop1h 36mHawaiian Airlines
Sat 10/412:48 pmSEA - MSO
Nonstop1h 35mHawaiian Airlines
Deal found 9/9$167
This Hawaiian Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 11/812:59 pmMSO - SEA
1 stop6h 49mHawaiian Airlines
Mon 11/109:15 pmSEA - MSO
Nonstop1h 28mHawaiian Airlines
Deal found 9/9$177
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/96:40 pmMSO - SEA
Nonstop1h 34mAlaska Airlines
Thu 10/169:55 amSEA - MSO
Nonstop1h 23mAlaska Airlines
Deal found 9/10$181
This Hawaiian Airlines deal was found by Cheapflights users on 9/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/32:14 pmMSO - SEA
Nonstop1h 35mHawaiian Airlines
Mon 10/69:15 pmSEA - MSO
Nonstop1h 25mHawaiian Airlines
Deal found 9/11$197
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:12 pmMSO - SEA
Nonstop1h 39mAlaska Airlines
Sat 11/158:00 amSEA - MSO
1 stop4h 19mAlaska Airlines
Deal found 9/11$200
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/95:25 amMSO - SEA
1 stop4h 54mDelta
Sat 11/155:05 amSEA - MSO
1 stop6h 28mDelta
Deal found 9/11$207

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Missoula to Seattle that are best for you.

Fly from

Missoula

Fly to

Seattle

Route

Depart

Return

Price

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Sat 11/15

6:32 am-7:15 am

Nonstop1h 43m

Seattle/Tacoma Intl

Tue 11/18

12:51 pm-3:24 pm

Nonstop1h 33m

$137

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Sat 11/8

4:12 pm-4:51 pm

Nonstop1h 39m

Seattle/Tacoma Intl

Sun 11/9

12:51 pm-3:24 pm

Nonstop1h 33m

$152

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Sat 11/8

6:32 am-7:15 am

Nonstop1h 43m

Seattle/Tacoma Intl

Mon 11/10

12:51 pm-3:24 pm

Nonstop1h 33m

$167

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Sat 11/1

4:12 pm-4:51 pm

Nonstop1h 39m

Seattle/Tacoma Intl

Sun 11/2

12:51 pm-3:24 pm

Nonstop1h 33m

$167

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Thu 10/2

6:35 am-7:11 am

Nonstop1h 36m

Seattle/Tacoma Intl

Sat 10/4

12:48 pm-3:23 pm

Nonstop1h 35m

$167

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Fri 1/23

2:35 pm-3:08 pm

Nonstop1h 33m

Seattle/Tacoma Intl

Sun 1/25

3:35 pm-5:56 pm

Nonstop1h 21m

$197

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Fri 11/28

6:02 am-6:51 am

Nonstop1h 49m

Seattle/Tacoma Intl

Mon 12/1

9:21 pm-11:50 pm

Nonstop1h 29m

$197

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Fri 10/3

2:14 pm-2:49 pm

Nonstop1h 35m

Seattle/Tacoma Intl

Mon 10/6

9:15 pm-11:40 pm

Nonstop1h 25m

$197

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Wed 10/8

4:12 pm-4:48 pm

Nonstop1h 36m

$84

MissoulaSeattle

MSO - SEA

MSOSEA

Missoula Johnson-Bell Field

Thu 11/27

6:02 am-6:51 am

Nonstop1h 49m

$134

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 16 results
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Best time to book a flight from Missoula to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Missoula 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 Missoula to Seattle

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

Use this chart to determine the optimal time to book a round-trip flight from Missoula to Seattle. Price data was last updated on August 29, 2025.

The price you pay for your flight from Missoula to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 43 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, January is the cheapest month in which you can book a flight from Missoula to Seattle (average of $238). Flying from Missoula to Seattle in June is currently the most expensive (average of $388). 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 MSO to SEA?

Find hourly flight availability from Missoula to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

A simple way to save on the total cost of your ticket is to fly from Missoula to Seattle in the afternoon. If you’re flexible enough to do this you can expect to save up to 28% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Missoula to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Missoula to Seattle. Price data was last updated on September 7, 2025.

Travelers seeking maximum savings on their Missoula to Seattle flight should consider departing on Friday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Alaska Airlines and Hawaiian Airlines from Missoula to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why
Hawaiian Airlines
7.8
Good
2,723 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Entertainment

7.0

Comfort

7.8

Food

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

MFR - SEA

Great smooth flight. Was hour and half late though. Don't know why

Related info for your journey

Find useful and relevant information for your journey from Missoula to Seattle. 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 Missoula to Seattle?

    Booking a flight from Missoula Johnson-Bell Field (MSO) to Seattle/Tacoma Intl (SEA) is your only option if you wish to fly from Missoula to Seattle. On a typical day, there are 12 flights from Johnson-Bell Field to Seattle/Tacoma Intl, all of which are around 1h 33m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Johnson-Bell Field to Seattle.

  • How popular is this Missoula to Seattle flight route?

    This flight path from Missoula Johnson-Bell Field to Seattle/Tacoma Intl was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Missoula to Seattle?

    Hawaiian Airlines and Alaska Airlines can get you from Missoula to Seattle in just under 1h 39m. Your travel time will be generally consistent. Airlines will cover a distance of 387 mi. Most flights are nonstop.

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

    Flying on Hawaiian Airlines is currently your cheapest option to Seattle, with prices starting at $167. Another option worth looking into is Alaska Airlines, starting at $177 round trip. Hawaiian Airlines is currently priced 43% below the average price you’ll pay for this route.

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

    Before booking your flight to Seattle from Missoula, check out the most reliable airlines to get you to your destination on time: Japan Airlines (95%), Korean Air (95%), British Airways( 95%).

  • What are the cheapest flights from Missoula to Seattle?

    On average you can expect to pay $337 for a flight from Missoula to Seattle. The cheapest flight overall is $103 while the most popular route, (Missoula Johnson-Bell Field - Seattle/Tacoma Intl) is currently priced at $137.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missoula to Seattle 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 Missoula to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Missoula to Seattle (average of $238). Flying from Missoula to Seattle in June is currently the most expensive (average of $388). 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

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
SeaTac
Tukwila
Tacoma
Lakewood
Ocean Shores
Lynnwood
Edmonds
Leavenworth
Lacey
Renton
Olympia
Kent
Federal Way
Cle Elum
Puyallup
Chehalis
Kirkland
Issaquah
Aberdeen
Shoreline

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Missoula to Seattle

Discover the top 2 airlines that operate flights from Missoula to Seattle. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$167Average$210FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$177Average$284FlexibilityNo cancel feeOn-time75%

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