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San José

$133+ Cheap flights from Montana to San José (SJO)

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SJO
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
1 adult, Economy
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Cheap flight deals from Montana to San José

Keep the following information in mind while searching for Montana to San José flight deals. Data was last updated septiembre 16, 2025.

Round-trip from

$298
(United Airlines)

One-way from

$133
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$692
From Montana to San José Juan Santamaria Intl
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One-way flight from Montana to San José Juan Santamaria Intl
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Highest demand for flights based on searches. 2% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Montana to San José

Cheapest flights from Montana to San José
Explore the most affordable flight options available from Montana to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 16, 2025.

This United Airlines deal was found by Cheapflights users on 9/14. 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.
sáb. 11/14:35 pmBZN - SJO
2 stops18h 50mUnited Airlines
sáb. 11/87:30 amSJO - BZN
1 stop9h 00mUnited Airlines
Deal found 9/14$298
This United Airlines deal was found by Cheapflights users on 9/13. 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.
mié. 11/122:31 pmBIL - SJO
2 stops19h 54mUnited Airlines
mié. 11/198:45 amSJO - BIL
2 stops13h 33mUnited Airlines
Deal found 9/13$302
This SmartFares deal was found by Cheapflights users on 9/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/127:19 pmBIL - SJO
2 stops28h 19mAlaska Airlines
mar. 11/181:55 amSJO - BIL
2 stops17h 44mAlaska Airlines
Deal found 9/13$328
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
vie. 10/315:10 amBZN - SJO
2 stops42h 41mAlaska Airlines
jue. 11/61:55 amSJO - BZN
2 stops45h 44mAlaska Airlines
Deal found 9/16$351
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/308:00 amMSO - SJO
2 stops27h 58mDelta
sáb. 11/157:00 amSJO - MSO
2 stops15h 24mDelta
Deal found 9/14$379
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/295:10 amBZN - SJO
2 stops18h 41mAlaska Airlines
mar. 11/41:55 amSJO - BZN
2 stops14h 27mAlaska Airlines
Deal found 9/14$400
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/51:46 pmBZN - SJO
2 stops21h 35mAmerican Airlines
mié. 12/173:38 pmSJO - BZN
2 stops22h 08mAmerican Airlines
Deal found 9/14$402
This lol.travel deal was found by Cheapflights users on 9/14. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/305:10 pmMSO - SJO
2 stops17h 15mUnited Airlines
sáb. 11/157:30 amSJO - MSO
1 stop9h 31mUnited Airlines
Deal found 9/14$403
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/21:52 pmBZN - SJO
1 stop8h 07mAmerican Airlines
sáb. 11/86:22 amSJO - BZN
1 stop31h 39mAmerican Airlines
Deal found 9/14$407
This American Airlines deal was found by Cheapflights users on 9/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/122:00 pmBIL - SJO
2 stops21h 22mAmerican Airlines
mié. 11/192:59 pmSJO - BIL
1 stop31h 16mAmerican Airlines
Deal found 9/13$411
This United Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 10/294:00 pmBZN - SJO
2 stops18h 25mUnited Airlines
mié. 11/52:20 pmSJO - BZN
2 stops20h 40mUnited Airlines
Deal found 9/14$412
This Southwest deal was found by Cheapflights users on 9/15. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/295:00 amBZN - SJO
1 stop14h 10mSouthwest
vie. 12/59:00 amSJO - BZN
2 stops14h 45mSouthwest
Deal found 9/15$415

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana 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 septiembre 16, 2025.
Use the filters below to find and compare flights from Montana to San José that are best for you.

Fly from

Montana

Fly to

San José

Route

Depart

Return

Price

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

sáb. 11/1

4:35 pm-11:25 am

2 stops18h 50m

San José Juan Santamaria Intl

sáb. 11/8

7:30 am-3:30 pm

1 stop9h 00m

$298

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

dom. 11/2

4:35 pm-11:25 am

2 stops17h 50m

San José Juan Santamaria Intl

sáb. 11/8

7:30 am-9:40 pm

1 stop15h 10m

$298

BillingsSan José

BIL - SJO

BILSJO

Billings Logan Intl

mié. 11/12

2:31 pm-11:25 am

2 stops19h 54m

San José Juan Santamaria Intl

mié. 11/19

8:45 am-9:18 pm

2 stops13h 33m

$302

BillingsSan José

BIL - SJO

BILSJO

Billings Logan Intl

mié. 11/12

7:19 pm-12:38 am

2 stops28h 19m

San José Juan Santamaria Intl

mar. 11/18

1:55 am-6:39 pm

2 stops17h 44m

$328

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

vie. 10/31

5:10 am-11:51 pm

2 stops42h 41m

San José Juan Santamaria Intl

jue. 11/6

1:55 am-10:39 pm

2 stops45h 44m

$351

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

jue. 10/30

8:00 am-11:58 am

2 stops27h 58m

San José Juan Santamaria Intl

sáb. 11/15

7:00 am-9:24 pm

2 stops15h 24m

$379

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

mié. 1/21

7:00 am-11:00 pm

1 stop15h 00m

San José Juan Santamaria Intl

vie. 1/30

6:29 am-9:41 pm

1 stop16h 12m

$398

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

mié. 10/29

5:10 am-11:51 pm

2 stops18h 41m

San José Juan Santamaria Intl

mar. 11/4

1:55 am-3:22 pm

2 stops14h 27m

$400

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

jue. 10/30

5:10 pm-10:25 am

2 stops17h 15m

San José Juan Santamaria Intl

sáb. 11/15

7:30 am-4:01 pm

1 stop9h 31m

$403

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

dom. 11/2

1:52 pm-10:59 pm

1 stop8h 07m

San José Juan Santamaria Intl

sáb. 11/8

6:22 am-1:01 pm

1 stop31h 39m

$407

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 52 results
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Best time to book a flight from Montana to San José

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

What is the cheapest month to book a flight from Montana to San José, San José Province?

Currently, September is the cheapest month in which you can book a flight from Montana to San José, San José Province (average of $398). Flying from Montana to San José, San José Province in March is currently the most expensive (average of $554). 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.

Related info for your journey

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

  • What airport do you fly into for flights to San José from Montana?

    Most people fly into San José Juan Santamaria Intl (SJO) if they book a flight to San José from Montana. Juan Santamaria Intl is conveniently located just 8.8 mi from San José’s city center.

  • How long is the flight from Montana to San José, San José Province?

    Departing from Montana to San José, San José Province will take you 18h 50m. The distance between Montana and San José, San José Province is about 2938 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Montana to San José, San José Province one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $133. However, be on the lookout for offers from Delta and American Airlines, as they are both options that can get you from Montana to San José, San José Province for a low price.

  • What are the most popular routes from Montana to San José, San José Province?

    The most popular flight routes from Montana to San José, San José Province are Bozeman Gallatin Field - San José Juan Santamaria Intl, Missoula Johnson-Bell Field - San José Juan Santamaria Intl and Kalispell Glacier Park - San José Juan Santamaria Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montana 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 Montana to San José, San José Province?

    Currently, September is the cheapest month in which you can book a flight from Montana to San José, San José Province (average of $398). Flying from Montana to San José, San José Province in March is currently the most expensive (average of $554). 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
Heredia
Manuel Antonio
Alajuela
Monteverde
Jacó

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Alternative routes for Montana to San José

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Montana to San José

Discover the top 3 airlines that operate flights from Montana 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$350Average$826FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$457Average$685FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$485Average$692FlexibilityNo cancel feeOn-time63%

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