$114 Cheap Flights to West Riverside, MT

View $114 flight on Sat, May 30, 2026Opens in a new window

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How much is the cheapest flight to West Riverside?

Prices were available within the past 7 days and start at $114 for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, May 12 - Wed, Jun 3
SEA
Seattle
MSO
Missoula
$197 Roundtrip, found 2 hours ago
$197
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, May 12 from Seattle to Missoula, returning Wed, Jun 3, priced at $197 found 2 hours ago
Sun Country Airlines
Sat, Jul 4 - Wed, Jul 8
MSP
Minneapolis
MSO
Missoula
$247 Roundtrip, found 1 hour ago
$247
Roundtrip
found 1 hour ago
Select Sun Country Airlines flight, departing Sat, Jul 4 from Minneapolis to Missoula, returning Wed, Jul 8, priced at $247 found 1 hour ago
Delta
Tue, Jun 2 - Sat, Jun 6
SEA
Seattle
MSO
Missoula
$257 Roundtrip, found 1 day ago
$257
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jun 2 from Seattle to Missoula, returning Sat, Jun 6, priced at $257 found 1 day ago
American Airlines
Tue, May 26 - Wed, Jun 3
DFW
Dallas
MSO
Missoula
$269 Roundtrip, found 1 day ago
$269
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, May 26 from Dallas to Missoula, returning Wed, Jun 3, priced at $269 found 1 day ago
United
Tue, Oct 13 - Mon, Oct 19
SFO
San Francisco
MSO
Missoula
$269 Roundtrip, found 3 days ago
$269
Roundtrip
found 3 days ago
Select United flight, departing Tue, Oct 13 from San Francisco to Missoula, returning Mon, Oct 19, priced at $269 found 3 days ago

Alternative airports near West Riverside

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Missoula Intl. MSO. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $419
MSO
Missoula Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $419

Frequently asked questions

What month is the cheapest to fly to West Riverside?
The cheapest month to fly to West Riverside is May when demand is low. Off-peak months are usually when you'll find cheap flights. To keep costs down, avoid flying during public and school holidays.
Which US cities have the cheapest flights to West Riverside?
Get cheap flights to West Riverside from Seattle, Salt Lake City and Denver. These cities usually offer the best fares to this much-loved destination. But bear in mind that holiday periods, stopovers and demand will also have an impact on rates, so remain flexible and book when you see a bargain.
Which US cities fly direct to West Riverside?
Choose from 8 US cities that have direct flights to West Riverside. When booking on Expedia, click on "Direct flights only" to find nonstop routes. Fly to West Riverside from any of these cities:

  • Seattle
  • Salt Lake City
  • Denver
  • Dallas
  • Portland

How to find a cheap flight to West Riverside?
To snag cheap flights to West Riverside, book in advance and consider traveling during the low season. Want an insider tip? Depart on a Thursday and you'll typically save 16% on average compared to those who jet off on a Sunday.* Sign up for price tracking on the Expedia app and we'll notify you if your fares drop.*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
How to get a cheap last-minute flight to West Riverside?
Although booking in advance is generally the best way to save cash, don't worry if your West Riverside vacation is last minute. It's still possible to find cheap flights to West Riverside, especially if your plans have a little leeway. Try switching up your dates, exploring different ticket options or departing from another hub.
How far in advance should I book a flight to West Riverside?
To pick up some of the best deals on domestic journeys, book your flight to West Riverside 28 days ahead of your travel dates. For international flights, it's two to four months in advance. This gives you a better chance of locking in your preferred departure times and seats.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which day of the week is the cheapest day to buy a plane ticket to West Riverside?
Generally, you can get cheap flights to West Riverside on a Sunday. You'll save about 8% on average compared to those who book on a Friday, which is often the most expensive day for tickets.**Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.
Which airlines fly to West Riverside?
West Riverside is accessible from 7 airports worldwide through 5 airlines, with Missoula Intl. Airport (MSO) as its primary gateway. Pick from these top airlines to West Riverside when booking your trip:

  • Alaska Airlines
  • Delta Air Lines
  • United Airlines
  • American Airlines

Where do you fly into West Riverside?
If you're flying to West Riverside, the main airport to arrive at is Missoula Intl. Airport (MSO).
How far is the airport from central West Riverside?
If you're jetting into Missoula Intl. Airport (MSO), you'll be approximately 10 mi west of the center of West Riverside.
Can I save money by booking a West Riverside trip package?
Bundle your flight and hotel and you could save hundreds of dollars. Plus, you can add extras like activities and car rentals to your West Riverside flight and hotel package deal. With Expedia, it's simple to book all your West Riverside travel plans in one place.
Can I change or cancel my flight to West Riverside?
It's usually possible to change or cancel your flight to West Riverside. Many airlines let you cancel your flight for free within 24 hours of booking. However, some flights are non-refundable, and airlines may issue you a credit toward a future trip in place of a direct refund. To secure cheap flights to West Riverside with flexible change policies, check "No cancel fee" or "Changes included" during your search. Want more details? Go to our Customer Service Portal.

*Flight schedules are subject to change.

*Available to One Key members.

 

Travel information

Destination airport
Missoula Intl.
Destination airport IATA code
MSO
Destination city name
Missoula
Roundtrip price
$197

Trending flights to West Riverside

Prices were available within the past 7 days and start at $114 for one-way flights and $197 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, May 12 - Wed, Jun 3
SEA
Seattle
MSO
Missoula
$197 Roundtrip, found 2 hours ago
$197
Roundtrip
found 2 hours ago
Select Alaska Airlines flight, departing Tue, May 12 from Seattle to Missoula, returning Wed, Jun 3, priced at $197 found 2 hours ago

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