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San José

$179+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SJO
May 25 — Jun 11
Mon 5/25
Mon 6/1
1 adult, Economy
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Cheap 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 April 25, 2026.

This United Airlines deal was found by Cheapflights users on 4/20. 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 10/234:19 pm
MSO
-
SJO
1 stop14h 56m
United Airlines
Sat 10/316:30 am
SJO
-
MSO
1 stop9h 40m
United Airlines
Deal found 4/20$439
This American Airlines deal was found by Cheapflights users on 4/22. 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.
Tue 12/151:46 pm
BZN
-
SJO
1 stop8h 13m
American Airlines
Wed 12/2312:34 am
SJO
-
BZN
1 stop15h 20m
American Airlines
Deal found 4/22$482
This American Airlines deal was found by Cheapflights users on 4/20. 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 10/312:02 pm
BIL
-
SJO
2 stops22h 20m
American Airlines
Wed 11/116:22 am
SJO
-
BIL
1 stop15h 53m
American Airlines
Deal found 4/20$487
This American Airlines deal was found by Cheapflights users on 4/24. 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 10/212:02 pm
BIL
-
SJO
2 stops21h 03m
American Airlines
Wed 11/46:22 am
SJO
-
BIL
1 stop15h 53m
American Airlines
Deal found 4/24$496
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 12/151:46 pm
BZN
-
SJO
2 stops23h 16m
American Airlines
Wed 12/237:00 am
SJO
-
BZN
1 stop30h 44m
American Airlines
Deal found 4/23$497
This Avianca deal was found by Cheapflights users on 4/23. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/247:15 am
MSO
-
SJO
2 stops16h 25m
Multiple Airlines
Sat 5/305:45 am
SJO
-
MSO
2 stops16h 53m
Multiple Airlines
Deal found 4/23$504
This American Airlines deal was found by Cheapflights users on 4/20. 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.
Fri 10/231:29 pm
MSO
-
SJO
2 stops24h 29m
American Airlines
Sat 10/3112:57 pm
SJO
-
MSO
2 stops24h 42m
American Airlines
Deal found 4/20$505
This Alaska Airlines deal was found by Cheapflights users on 4/21. 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.
Mon 5/47:28 pm
FCA
-
SJO
2 stops52h 17m
Alaska Airlines
Sun 5/1012:55 am
SJO
-
FCA
2 stops41h 53m
Alaska Airlines
Deal found 4/21$506
This United Airlines deal was found by Cheapflights users on 4/21. 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 10/203:40 pm
BZN
-
SJO
2 stops20h 41m
United Airlines
Thu 10/221:25 pm
SJO
-
BZN
2 stops25h 31m
United Airlines
Deal found 4/21$507
This United Airlines deal was found by Cheapflights users on 4/24. 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 9/234:19 pm
MSO
-
SJO
1 stop14h 56m
United Airlines
Wed 9/301:25 pm
SJO
-
MSO
2 stops20h 31m
United Airlines
Deal found 4/24$507
This United Airlines deal was found by Cheapflights users on 4/22. 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.
Sat 10/312:40 pm
BIL
-
SJO
2 stops20h 45m
United Airlines
Wed 11/1112:35 pm
SJO
-
BIL
2 stops22h 16m
United Airlines
Deal found 4/22$516
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sun 5/244:19 pm
MSO
-
SJO
1 stop14h 56m
United Airlines
Fri 5/2912:30 am
SJO
-
MSO
2 stops12h 54m
United Airlines
Deal found 4/23$516

Find 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 April 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$496
(American Airlines)

One-way from

$179
(United Airlines)

Popular in

June

Cheapest in

November

Average price

$574
Provider with most accurate pricing for Bozeman Gallatin Field-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bozeman Gallatin Field-San José Juan Santamaria Intl flights.
Search Deals
From Montana to San José Juan Santamaria Intl
Search Deals
One-way flight from Montana to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 April 25, 2026.
Use the filters below to find and compare flights from Montana to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Tue 10/20

3:40 pm-12:21 pm

2 stops20h 41m

San José Juan Santamaria Intl

Thu 10/22

1:25 pm-2:56 pm

2 stops25h 31m

$507

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Wed 9/23

4:19 pm-7:15 am

1 stop14h 56m

San José Juan Santamaria Intl

Wed 9/30

1:25 pm-9:56 am

2 stops20h 31m

$507

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Sun 5/24

4:19 pm-7:15 am

1 stop14h 56m

San José Juan Santamaria Intl

Fri 5/29

12:30 am-4:20 pm

2 stops15h 50m

$516

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Wed 5/6

7:59 pm-11:45 pm

2 stops27h 46m

San José Juan Santamaria Intl

Tue 5/12

12:35 am-10:42 pm

2 stops22h 07m

$523

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Tue 5/19

4:18 pm-7:15 am

1 stop14h 57m

San José Juan Santamaria Intl

Tue 5/26

7:55 am-9:37 am

2 stops25h 42m

$525

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Wed 5/6

4:18 pm-7:15 am

1 stop14h 57m

San José Juan Santamaria Intl

Sat 5/9

6:00 am-9:37 pm

2 stops15h 37m

$535

MissoulaSan José

MSO - SJO

MSOSJO

Missoula Johnson-Bell Field

Tue 8/11

5:51 pm-11:34 am

2 stops17h 43m

San José Juan Santamaria Intl

Mon 8/17

1:29 pm-12:35 pm

2 stops23h 06m

$538

KalispellSan José

FCA - SJO

FCASJO

Kalispell Glacier Park

Fri 5/29

1:20 pm-5:30 am

1 stop16h 10m

San José Juan Santamaria Intl

Mon 6/1

12:30 am-9:47 pm

2 stops21h 17m

$606

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Wed 5/6

4:18 pm-7:15 am

1 stop14h 57m

San José Juan Santamaria Intl

Wed 5/13

7:55 am-12:30 pm

2 stops28h 35m

$615

KalispellSan José

FCA - SJO

FCASJO

Kalispell Glacier Park

Thu 6/11

3:50 pm-10:42 pm

1 stop30h 52m

San José Juan Santamaria Intl

Thu 6/25

11:59 pm-11:35 am

1 stop11h 36m

$630

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/21

Showing 1-10 of 38 resultsSorted by cheapest first
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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?

Currently, January is the cheapest month in which you can book a flight from Montana to San José (average of $188). Flying from Montana to San José in May is currently the most expensive (average of $470). 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.

How much does it cost to fly round-trip from Montana to San José?

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?

    United Airlines, Alaska Airlines, and American Airlines can get you from Montana to San José in just under 20h 41m. Your travel time can differ by up to 7h 05m. There are 2938 mi between Montana and San José. This flight may include one or multiple stops.

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

    The most popular flight routes from Montana to San José are Missoula Johnson-Bell Field - San José Juan Santamaria Intl, Billings Logan Intl - San José Juan Santamaria Intl and Bozeman Gallatin Field - 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?

    Currently, January is the cheapest month in which you can book a flight from Montana to San José (average of $188). Flying from Montana to San José in May is currently the most expensive (average of $470). 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
Monteverde
Jacó
Heredia
Dominical
Manuel Antonio

Browse thousands of different options on Cheapflights for your next trip

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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 April 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$188Average$580FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$397Average$666FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$466Average$589FlexibilityNo cancel feeOn-time63%

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