$99 Cheap flights from Missoula Intl. to Seattle - Tacoma Intl. (MSO to SEA)

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Find The Best Dates To Fly from Missoula Intl. to Seattle - Tacoma Intl.

Amazing MSO to SEA Flight Deals

The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were $163 round trip and $99 one way. Prices and availability subject to change. Additional terms may apply.

Fri, May 10 - Tue, May 21
MSO
Missoula
SEA
Seattle
$163 Roundtrip, found 6 days ago
$163
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, May 10 from Missoula to Seattle, returning Tue, May 21, priced at $163 found 6 days ago
Wed, May 15 - Tue, May 21
MSO
Missoula
SEA
Seattle
$178 Roundtrip, found 2 days ago
$178
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, May 15 from Missoula to Seattle, returning Tue, May 21, priced at $178 found 2 days ago
Wed, May 15 - Tue, Jun 4
MSO
Missoula
SEA
Seattle
$197 Roundtrip, found 1 day ago
$197
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, May 15 from Missoula to Seattle, returning Tue, Jun 4, priced at $197 found 1 day ago
Wed, May 15 - Sat, Jun 1
MSO
Missoula
SEA
Seattle
$207 Roundtrip, found 1 day ago
$207
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Wed, May 15 from Missoula to Seattle, returning Sat, Jun 1, priced at $207 found 1 day ago
Tue, May 21 - Wed, Jun 5
MSO
Missoula
SEA
Seattle
$216 Roundtrip, found 1 day ago
$216
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, May 21 from Missoula to Seattle, returning Wed, Jun 5, priced at $216 found 1 day ago
Mon, Jun 3 - Tue, Jun 11
MSO
Missoula
SEA
Seattle
$217 Roundtrip, found 3 hours ago
$217
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Mon, Jun 3 from Missoula to Seattle, returning Tue, Jun 11, priced at $217 found 3 hours ago
Wed, Jun 5 - Sat, Jun 8
MSO
Missoula
SEA
Seattle
$219 Roundtrip, found 5 days ago
$219
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Jun 5 from Missoula to Seattle, returning Sat, Jun 8, priced at $219 found 5 days ago
Mon, Jun 3 - Tue, Jun 11
MSO
Missoula
SEA
Seattle
$222 Roundtrip, found 3 hours ago
$222
Roundtrip
found 3 hours ago
Select Alaska Airlines flight, departing Mon, Jun 3 from Missoula to Seattle, returning Tue, Jun 11, priced at $222 found 3 hours ago
Tue, May 21 - Sat, Jun 1
MSO
Missoula
SEA
Seattle
$226 Roundtrip, found 1 day ago
$226
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, May 21 from Missoula to Seattle, returning Sat, Jun 1, priced at $226 found 1 day ago
Sat, Jun 1 - Mon, Jun 3
MSO
Missoula
SEA
Seattle
$227 Roundtrip, found 3 days ago
$227
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Sat, Jun 1 from Missoula to Seattle, returning Mon, Jun 3, priced at $227 found 3 days ago

Flight Schedule for MSO to SEA

CarrierFlightDepart MSOArrive SEAFri
4/26		Sat
4/27		Sun
4/28		Mon
4/29		Tue
4/30		Wed
5/1		Thu
5/2		Stops
AS243006:00 am06:27 amCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
AS69702:41 pm03:26 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops
AS203707:50 pm08:17 pmCheck FareCheck FareCheck FareCheck FareCheck FareCheck FareCheck Fare
0 Stops

Frequently asked questions

Can I catch a flight from Missoula Intl. Airport to SEA right now?
It’s prudent to learn about any travel advice reports and quarantine requirements in effect in your destination. Ensure you go to the Covid-19 Travel Advisor for up-to-date information on catching a flight to Sea-Tac Airport from Missoula Intl. Airport (MSO).
Are there direct flights from Missoula Intl. Airport to Seattle - Tacoma Intl. Airport (SEA)?
The only thing separating you and your next unforgettable adventure is just one flight. Alaska Airlines is the only air carrier that offers direct tickets between Missoula Intl. Airport and Sea-Tac Airport, so it’s smart to book in advance.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to SEA, please visit our Customer Service Portal.
How long is the flight from Missoula Intl. Airport (MSO) to Sea-Tac Airport?
On average, traveling from Missoula Intl. Airport to Sea-Tac Airport takes a mere 1 hour and 41 minutes in total. Use the short trip to rest your eyelids for a while or listen to a podcast before the next leg of your adventure begins.
What is the flight distance from Missoula Intl. Airport (MSO) to SEA?
The flight distance from MSO to Sea-Tac Airport is only 390 mi. You’ll be getting off the plane in no time.
What airlines fly from Missoula Intl. Airport (MSO) to SEA?
Ready to lock in the airfare for your next grand adventure? Eager to travel from Missoula to Seattle as fast as possible? Hop on board one of the 117 direct flights offered by Alaska Airlines every month, and you’ll be landing before you can ask ‘Are we there yet?’
What airlines have practices regarding COVID-19 in place and use social distancing?
From the moment you enter the departure terminal to when you leave the arrivals terminal, if you’re flying with Alaska Airlines, Delta or Southwest Airlines you can be sure that COVID-19 measures and social distancing rules have been adhered to. Many airlines have introduced capped capacity flights and keeping the middle seat empty.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

 

Traveling From
Missoula Intl.
Traveling To
Seattle - Tacoma Intl.
Shortest Flight Time
1 hours 27 mins
Earliest Departure Time
6:00AM MDT
Latest Departure Time
7:50PM MDT
Lowest Flight Price
$163

Route Info

Flight path for flights from Missoula International Airport to Seattle-Tacoma International Airport


Origin:
MSO - Missoula International Airport
Destination:
SEA - Seattle-Tacoma International Airport
Distance:
389.00 miles


Airlines & Aircraft Used on MSO to SEA Flight Routes


Airline Carrier
Aircraft
Alaska Airlines
Boeing 767-300 pax
Alaska Airlines
Boeing 777 all pax models

Discover our best flights from Missoula MSO to Seattle SEA. 

With 19 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times. 

 

Find our best return flights from Missoula MSO to Seattle SEA at the right price  

Airfares to Seattle SEA from Missoula MSO currently cost between $163 and $227. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way flights from Missoula MSO to Seattle SEA 

If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from Missoula MSO to Seattle SEA on Travelocity starting at $99. Prices and availability subject to change. Additional terms may apply. 

 

Get to Seattle SEA from Missoula MSO quicker with direct flights. 

Get to Seattle faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to SEA from MSO to take around 1 hour(s) 27 min(s).  

 

Find our cheapest airfares for flights from Missoula MSO to Seattle SEA

Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to SEA from MSO. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.  

 

Get our best airfare deals for your flight from Missoula MSO to Seattle SEA today 

If you’re flexible about when you travel, May is usually the cheapest month to fly from Missoula MSO to Seattle SEA. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first. 

 

Book flexible airline tickets for flights to Seattle SEA from Missoula MSO 

Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to SEA from MSO have this option.  

 

Travel with confidence when you book flights to Seattle SEA from Missoula MSO with Travelocity 

We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving. 

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.