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San José

$642+ Cheap flights from Missoula (MSO) to San José (SJO)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SJO
Sep 15 — Sep 221
Tue 9/15
Tue 9/22
1 adult, Economy
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Cheap flight deals from Missoula to San José

Cheapest flights from Missoula to San José
Explore the most affordable flight options available from Missoula to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2026.

This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/167:00 am -
2 stops29h 21m
Mon 9/217:55 am -
2 stops26h 07m
Deal found 8/13$642
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/174:05 pm -
1 stop15h 10m
Mon 9/217:55 am -
2 stops26h 07m
Deal found 8/13$645
This United Airlines deal was found by Cheapflights users on 8/14. 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.
Fri 11/65:24 pm -
1 stop27h 36m
Sat 11/147:30 am -
1 stop9h 56m
Deal found 8/14$650
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Wed 9/165:17 pm -
2 stops19h 04m
Thu 9/247:55 am -
2 stops37h 37m
Deal found 8/13$659
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Thu 9/174:05 pm -
1 stop15h 10m
Thu 9/247:55 am -
2 stops37h 37m
Deal found 8/13$662
This United Airlines deal was found by Cheapflights users on 8/13. 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.
Tue 9/157:00 am -
2 stops29h 21m
Mon 9/217:55 am -
2 stops26h 07m
Deal found 8/13$664

Find flight deals from Missoula to San José

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to San José (SJO). 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 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$563
(Delta)

Popular in

July

Cheapest in

October

Average price

$964
Provider with most accurate pricing for Missoula Johnson-Bell Field-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-San José Juan Santamaria Intl flights.
Search Deals
From Missoula Johnson-Bell Field to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($252 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($46 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula to San José 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 16, 2026.
Use the filters below to find and compare flights from Missoula to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MissoulaSan José

MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl

MSOSJO

Missoula Johnson-Bell Field

Thu 9/17

4:05 pm-7:15 am

1 stop15h 10m

San José Juan Santamaria Intl

Mon 9/21

8:45 am-3:24 pm

1 stop30h 39m

$649

MissoulaSan José

MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl

MSOSJO

Missoula Johnson-Bell Field

Thu 9/17

7:00 am-12:21 pm

2 stops29h 21m

San José Juan Santamaria Intl

Thu 9/24

7:55 am-4:20 pm

2 stops32h 25m

$665

MissoulaSan José

MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl

MSOSJO

Missoula Johnson-Bell Field

Wed 9/16

5:17 pm-7:37 pm

2 stops26h 20m

San José Juan Santamaria Intl

Thu 9/24

7:55 am-9:32 pm

2 stops37h 37m

$665
Quickest round-trip

MissoulaSan José

MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl

MSOSJO

Missoula Johnson-Bell Field

Wed 9/23

4:15 pm-7:15 am

1 stop15h 00m

San José Juan Santamaria Intl

Wed 9/30

7:55 am-1:32 pm

2 stops29h 37m

$684

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Sorted by cheapest first

Compare providers for flights from Missoula to San José

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Missoula to San José in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Missoula-San José flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-San José flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-San José flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-San José flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Missoula-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Missoula to San José

Have a flexible travel schedule? Discover the best time to fly to San José 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 San José

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

Currently, October is the cheapest month in which you can book a flight from Missoula to San José (average of $332). Flying from Missoula to San José in July is currently the most expensive (average of $1,217). 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 San José

Get insights into the airlines that provide service to San José. 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 San José. Reviews last updated August 16, 2026.
Read through reviews of airlines operating flights from Missoula to San José, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,104 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,104 reviews
United Airlines
7.4
Good
10,104 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
American Airlines
7.1
Good
11,950 reviews
United Airlines
7.4
Good
10,104 reviews

Overall

7.4

Entertainment

7.1

Boarding

7.7

Food

6.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

Related info for your journey

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

  • How long is the flight from Missoula to San José?

    There are many flights that can get you from Missoula to San José in 15h 10m. Fly via United Airlines to get the fastest option. The distance between Missoula and San José is about 3091 mi.

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

    Cheapflights users have booked flights from Missoula to San José round-trip from $188. Another airline that can offer you cheap pricing is American Airlines. Users have found that United Airlines is 73% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Missoula to San José?

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

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

    Yes. Cheapflights offers flight deals from Missoula to San José 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 San José?

    Currently, October is the cheapest month in which you can book a flight from Missoula to San José (average of $332). Flying from Missoula to San José in July is currently the most expensive (average of $1,217). 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 San José?

Book flights to San José if you plan to visit one of these locations
Alajuela
Jacó
Heredia
Dominical
Manuel Antonio

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missoula to San José

See prices for flight routes from nearby airports that may be better suited for you.
Bozeman to San José flights
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Bozeman to Liberia flights

Top 2 airlines flying from Missoula to San José

Discover the top 2 airlines that operate flights from Missoula to San José. 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 16, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$188Average$600FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$463Average$687FlexibilityNo cancel feeOn-time71%

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