$304+ 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — SJO
Oct 8 — Oct 151
Round-trip
1 adult, Economy
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Find cheap flights from Missoula to San José with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Missoula to San José
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Best
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One-way
Cheapest flights from Missoula to San JoséExplore 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 September 8, 2026.
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 September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/214:15 pm -
1 stop15h 00m
Wed 10/287:45 am -
2 stops14h 02m
Deal found 9/6![United Airlines logo]()
$525
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/91:06 pm -
2 stops23h 01m
Wed 11/182:07 pm -
2 stops23h 41m
Deal found 9/4![American Airlines logo]()
$549
This Delta deal was found by Cheapflights users on 9/4. 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.
Mon 10/196:23 pm -
2 stops17h 37m
Mon 10/261:25 pm -
2 stops30h 29m
Deal found 9/4![Delta logo]()
$662
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/234:15 pm -
1 stop15h 00m
Wed 9/301:25 pm -
2 stops20h 32m
Deal found 9/6![United Airlines logo]()
$748
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:05 pm -
2 stops22h 55m
Mon 10/261:00 pm -
1 stop24h 18m
Deal found 9/4![American Airlines logo]()
$807
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/15:19 pm -
2 stops19h 02m
Thu 10/297:45 am -
2 stops14h 02m
Deal found 9/4![United Airlines logo]()
$816
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:05 pm -
1 stop24h 55m
Wed 10/281:00 pm -
1 stop24h 18m
Deal found 9/6![American Airlines logo]()
$818
Best flights from Missoula to San JoséDiscover carefully curated flight deals from Missoula to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
Discover carefully curated flight deals from Missoula to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Mon 2/12:27 pm -
2 stops44h 48m
Fri 2/58:45 am -
2 stops29h 42m
Deal found 9/6![United Airlines logo]()
$663
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:05 pm -
2 stops22h 55m
Mon 10/261:00 pm -
1 stop24h 18m
Deal found 9/4![American Airlines logo]()
$807
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/234:15 pm -
1 stop15h 00m
Wed 9/301:25 pm -
2 stops20h 32m
Deal found 9/6![United Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/15:19 pm -
2 stops19h 02m
Thu 10/297:45 am -
2 stops14h 02m
Deal found 9/4![United Airlines logo]()
$816
Last-minute flights from Missoula to San JoséDiscover last-minute flight deals from Missoula to San José. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from Missoula to San José. Data last updated September 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/6. 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 9/234:15 pm -
1 stop15h 00m
Wed 9/301:25 pm -
2 stops20h 32m
Deal found 9/6![United Airlines logo]()
$748
This United Airlines deal was found by Cheapflights users on 9/4. 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 10/15:19 pm -
2 stops19h 02m
Thu 10/297:45 am -
2 stops14h 02m
Deal found 9/4![United Airlines logo]()
$816
This Delta deal was found by Cheapflights users on 9/4. 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.
Mon 10/196:23 pm -
2 stops17h 37m
Mon 10/261:25 pm -
2 stops30h 29m
Deal found 9/4![Delta logo]()
$662
This American Airlines deal was found by Cheapflights users on 9/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:05 pm -
2 stops22h 55m
Mon 10/261:00 pm -
1 stop24h 18m
Deal found 9/4![American Airlines logo]()
$807
This United Airlines deal was found by Cheapflights users on 9/6. 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 10/214:15 pm -
1 stop15h 00m
Wed 10/287:45 am -
2 stops14h 02m
Deal found 9/6![United Airlines logo]()
$525
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:05 pm -
1 stop24h 55m
Wed 10/281:00 pm -
1 stop24h 18m
Deal found 9/6![American Airlines logo]()
$818
One-way flights from Missoula to San JoséSearch for one-way flight options from Missoula to San José. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
Search for one-way flight options from Missoula to San José. Find affordable one-way fares based on user searches. Data last updated September 8, 2026.
This United Airlines deal was found by Cheapflights users on 9/7. 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
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![United Airlines logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 9/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/152:05 pm -
3 stops46h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$571
This American Airlines deal was found by Cheapflights users on 9/6. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/191:42 pm -
2 stops21h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$716
This FlightHub deal was found by Cheapflights users on 9/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/191:02 pm -
3 stops33h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Multiple Airlines logo]()
$1,714
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 September 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $525 (United Airlines) |
One-way from | $304 (United Airlines) |
Popular in | July |
Cheapest in | October |
Average price | $463 |
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 7,457,451 searches. Data last updated September 8, 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
Cheapest round-trip
MissoulaSan José
MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl
MSOSJO
Missoula Johnson-Bell Field
Tue 9/15
7:00 am-12:21 pm
2 stops29h 21m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$304
MissoulaSan José
MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl
MSOSJO
Missoula Johnson-Bell Field
Tue 9/15
2:05 pm-12:15 pm
3 stops46h 10m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$571
MissoulaSan José
MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl
MSOSJO
Missoula Johnson-Bell Field
Mon 2/1
2:27 pm-12:15 pm
2 stops44h 48m
San José Juan Santamaria Intl
Fri 2/5
8:45 am-1:27 pm
2 stops29h 42m
$663
Quickest round-trip
MissoulaSan José
MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl
MSOSJO
Missoula Johnson-Bell Field
Sat 12/19
1:42 pm-12:31 pm
2 stops21h 49m
San José Juan Santamaria Intl
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$716
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
1:25 pm-9:57 am
2 stops20h 32m
$748
MissoulaSan José
MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl
MSOSJO
Missoula Johnson-Bell Field
Mon 10/19
1:05 pm-12:00 pm
2 stops22h 55m
San José Juan Santamaria Intl
Mon 10/26
1:00 pm-1:18 pm
1 stop24h 18m
$807
MissoulaSan José
MSO Missoula Johnson-Bell Field - SJO San José Juan Santamaria Intl
MSOSJO
Missoula Johnson-Bell Field
Thu 10/1
5:19 pm-12:21 pm
2 stops19h 02m
San José Juan Santamaria Intl
Thu 10/29
7:45 am-9:47 pm
2 stops14h 02m
$816
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
MSO-SJO
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
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 September 8, 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.
Food
6.6
Crew
8.1
Entertainment
7.1
Overall
7.4
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.6
Crew
8.1
Entertainment
7.1
Overall
7.4
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Food
6.6
Crew
8.1
Entertainment
7.1
Overall
7.4
Comfort
7.3
Boarding
7.7
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
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.
Traveling to a place near San José?
Book flights to San José if you plan to visit one of these locationsAlajuela
Jacó
Heredia
Dominical
Manuel Antonio
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Missoula and San José flights
Browse other Missoula and San José flight options. Last updated on September 8, 2026.
Other flights from Missoula
Browse through other flights departing from Missoula. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Other flights to San José
Explore flights to San José departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 8, 2026.
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 7,457,451 searches. Data last updated September 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$188 | Average$600 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$465 | Average$703 | FlexibilityNo cancel fee | On-time71% |