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$139+ Cheap flights from Santa Rosa to Missoula (STS - 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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
STS — MSO
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Santa Rosa to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Santa Rosa (STS) 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 August 1, 2025.

Round-trip from

$324
(Alaska Airlines)

One-way from

$139
(Hawaiian Airlines)

Popular in

December

Cheapest in

January

Average price

$522
From Santa Rosa Sonoma County to Missoula Johnson-Bell Field
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One-way flight from Santa Rosa Sonoma County to Missoula Johnson-Bell Field
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Highest demand for flights based on searches. 11% potential increase in price ($66 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($41 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Santa Rosa to Missoula

Cheapest flights from Santa Rosa to Missoula
Explore the most affordable flight options available from Santa Rosa to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Thu 11/1312:00 pmSTS - MSO
1 stop11h 13mAlaska Airlines
Sun 11/166:32 amMSO - STS
1 stop7h 54mAlaska Airlines
Deal found 7/31$324
This Hawaiian Airlines deal was found by Cheapflights users on 7/30. 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.
Tue 8/126:47 pmSTS - MSO
1 stop4h 07mHawaiian Airlines
Tue 8/192:16 pmMSO - STS
1 stop5h 53mHawaiian Airlines
Deal found 7/30$726

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Rosa 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 August 1, 2025.
Use the filters below to find and compare flights from Santa Rosa to Missoula that are best for you.

Fly from

Santa Rosa

Fly to

Missoula

Route

Depart

Return

Price

Santa RosaMissoula

STS - MSO

STSMSO

Santa Rosa Sonoma County

Thu 11/13

12:00 pm-12:13 am

1 stop11h 13m

Missoula Johnson-Bell Field

Sun 11/16

6:32 am-1:26 pm

1 stop7h 54m

$324

Santa RosaMissoula

STS - MSO

STSMSO

Santa Rosa Sonoma County

Tue 8/12

6:47 pm-11:54 pm

1 stop4h 07m

Missoula Johnson-Bell Field

Tue 8/19

2:16 pm-7:09 pm

1 stop5h 53m

$726

Santa RosaMissoula

STS - MSO

STSMSO

Santa Rosa Sonoma County

Wed 10/29

7:00 am-3:24 pm

1 stop7h 24m

$139

Santa RosaMissoula

STS - MSO

STSMSO

Santa Rosa Sonoma County

Wed 10/29

10:50 am-11:43 pm

2 stops11h 53m

$182

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Santa Rosa to Missoula

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

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

Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Missoula (average of $365). Flying from Santa Rosa 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.

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 August 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines and Hawaiian Airlines from Santa Rosa to Missoula to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,611 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    Currently priced at $324, Alaska Airlines will fly you from Santa Rosa to Missoula and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Hawaiian Airlines for as low as $726. These flights start at 37% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Santa Rosa to Missoula?

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa 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 Santa Rosa to Missoula?

    Currently, October is the cheapest month in which you can book a flight from Santa Rosa to Missoula (average of $365). Flying from Santa Rosa 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.

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Top airline flying from Santa Rosa to Missoula

Discover the top airline that operate flights from Santa Rosa 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$293Average$506FlexibilityNo cancel feeOn-time75%

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