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$165+ Cheap flights from San José (SJO) to Montana

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BZN
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from San José to Montana

Cheapest flights from San José to Montana
Explore the most affordable flight options available from San José to Montana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This United Airlines deal was found by Cheapflights users on 10/27. 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 11/108:45 amSJO - FCA
2 stops53h 51mUnited Airlines
Sat 11/156:10 amFCA - SJO
1 stop14h 50mUnited Airlines
Deal found 10/27$314
This United Airlines deal was found by Cheapflights users on 10/27. 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 10/287:45 amSJO - BIL
2 stops13h 33mUnited Airlines
Fri 10/315:57 pmBIL - SJO
2 stops25h 42mUnited Airlines
Deal found 10/27$359
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/236:40 amSJO - BIL
2 stops39h 44mUnited Airlines
Thu 1/82:45 pmBIL - SJO
2 stops21h 11mUnited Airlines
Deal found 10/28$430
This United Airlines deal was found by Cheapflights users on 10/27. 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 11/2612:35 pmSJO - HLN
2 stops25h 52mUnited Airlines
Wed 12/36:30 amHLN - SJO
2 stops37h 09mUnited Airlines
Deal found 10/27$477
This American Airlines deal was found by Cheapflights users on 10/29. 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 12/233:16 pmSJO - BIL
1 stop30h 58mAmerican Airlines
Thu 1/82:15 pmBIL - SJO
2 stops22h 39mAmerican Airlines
Deal found 10/29$517
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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.
Sun 11/91:55 amSJO - FCA
2 stops35h 29mAlaska Airlines
Sat 11/151:06 pmFCA - SJO
2 stops34h 32mAlaska Airlines
Deal found 10/27$549
This Alaska Airlines deal was found by Cheapflights users on 10/27. 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 10/271:11 amSJO - BIL
2 stops36h 09mAlaska Airlines
Fri 10/316:00 amBIL - SJO
2 stops17h 45mAlaska Airlines
Deal found 10/27$597
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/192:20 pmSJO - HLN
2 stops32h 11mUnited Airlines
Tue 3/242:30 pmHLN - SJO
2 stops29h 09mUnited Airlines
Deal found 10/29$607
This United Airlines deal was found by Cheapflights users on 10/27. 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 12/212:05 pmSJO - FCA
2 stops26h 56mUnited Airlines
Mon 1/122:42 pmFCA - SJO
2 stops21h 33mUnited Airlines
Deal found 10/27$618
This American Airlines deal was found by Cheapflights users on 10/27. 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 12/2012:34 amSJO - FCA
2 stops24h 41mMultiple Airlines
Mon 1/126:25 amFCA - SJO
2 stops15h 05mMultiple Airlines
Deal found 10/27$718
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/192:20 pmSJO - HLN
2 stops32h 11mUnited Airlines
Thu 4/27:00 amHLN - SJO
2 stops46h 30mUnited Airlines
Deal found 10/29$817
This United Airlines deal was found by Cheapflights users on 10/28. 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 12/128:45 amSJO - HLN
2 stops30h 02mUnited Airlines
Fri 12/196:10 amHLN - SJO
2 stops39h 22mUnited Airlines
Deal found 10/28$1,019

Cheap flight deals from San José to Montana

Keep the following information in mind while searching for San José to Montana flight deals. Data was last updated October 29, 2025.

Round-trip from

$314
(United Airlines)

One-way from

$165
(United Airlines)

Popular in

January

Cheapest in

July

Average price

$435
From San José Juan Santamaria Intl to Montana
Search Deals
One-way flight from San José Juan Santamaria Intl to Montana
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from San José to Montana 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 October 29, 2025.
Use the filters below to find and compare flights from San José to Montana that are best for you.

Fly from

San José

Fly to

Montana

Route

Depart

Return

Price

San JoséKalispell

SJO - FCA

SJOFCA

San José Juan Santamaria Intl

Mon 11/10

2:20 pm-1:36 pm

2 stops48h 16m

Kalispell Glacier Park

Sat 11/15

2:38 pm-6:25 am

2 stops14h 47m

$314

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Mon 3/2

2:05 pm-9:50 am

2 stops44h 45m

Billings Logan Intl

Mon 3/9

5:51 pm-7:39 pm

2 stops25h 48m

$321

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Tue 12/23

6:40 am-9:24 pm

2 stops39h 44m

Billings Logan Intl

Thu 1/8

2:45 pm-12:56 pm

2 stops21h 11m

$430

San JoséKalispell

SJO - FCA

SJOFCA

San José Juan Santamaria Intl

Fri 4/3

7:55 am-11:57 am

2 stops28h 02m

Kalispell Glacier Park

Tue 4/7

6:31 am-10:11 am

2 stops27h 40m

$546

San JoséKalispell

SJO - FCA

SJOFCA

San José Juan Santamaria Intl

Sun 11/9

1:55 am-12:24 pm

2 stops35h 29m

Kalispell Glacier Park

Sat 11/15

1:06 pm-12:38 am

2 stops34h 32m

$549

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Mon 12/22

12:34 am-10:54 pm

2 stops23h 20m

Billings Logan Intl

Thu 1/8

2:15 pm-1:54 pm

2 stops22h 39m

$551

San JoséBillings

SJO - BIL

SJOBIL

San José Juan Santamaria Intl

Mon 3/2

3:56 pm-1:25 pm

2 stops22h 29m

Billings Logan Intl

Mon 3/9

2:03 pm-9:55 pm

1 stop7h 52m

$572

San JoséCody

SJO - COD

SJOCOD

San José Juan Santamaria Intl

Thu 2/19

2:05 pm-1:10 pm

2 stops24h 05m

Cody E.E. Faust

Mon 2/23

1:45 pm-1:15 pm

2 stops22h 30m

$579

San JoséHelena

SJO - HLN

SJOHLN

San José Juan Santamaria Intl

Fri 12/19

2:20 pm-9:31 pm

2 stops32h 11m

Helena

Tue 3/24

2:30 pm-7:39 pm

2 stops29h 09m

$607

San JoséKalispell

SJO - FCA

SJOFCA

San José Juan Santamaria Intl

Thu 4/2

12:20 am-5:51 pm

2 stops17h 31m

Kalispell Glacier Park

Tue 4/7

6:42 pm-11:42 pm

2 stops29h 00m

$610

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Showing 1-10 of 23 results
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Best time to book a flight from San José to Montana

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

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

Currently, August is the cheapest month in which you can book a flight from San José to Montana (average of $299). Flying from San José to Montana in March is currently the most expensive (average of $560). 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.

What is the cheapest time of day to fly from SJO to MT?

Find hourly flight availability from San José to Montana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 29, 2025.

It’s optimal to fly from San José to Montana in the afternoon. By choosing this option you can save up to 49% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Montana

Get insights into the airlines that provide service to Montana. 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 Montana. Reviews last updated October 29, 2025.
Read reviews from past customers who have flown United Airlines and American Airlines from San José to Montana. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
8,999 reviews

Crew

8.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from San José to Montana. 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 from for flights from San José to Montana?

    Located just 8.8 mi from the city center, San José Juan Santamaria Intl (SJO) is the airport most travelers will use when flying to Montana from San José.

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

    Departing from San José to Montana will take you 48h 16m. There are 3166 mi between San José and Montana.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $165. Delta flights start at $175 while deals on Alaska Airlines start at $556 one-way.

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

    The most popular route from San José to Montana is San José Juan Santamaria Intl - Kalispell Glacier Park. You may also consider San José Juan Santamaria Intl - Billings Logan Intl or San José Juan Santamaria Intl - Helena.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from San José to Montana (average of $299). Flying from San José to Montana in March is currently the most expensive (average of $560). 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

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Alternative routes for San José to Montana

See prices for flight routes from nearby airports that may be better suited for you.
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Liberia to Miami flights
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San José to San Antonio flights
Liberia to Newark flights
San José to Austin flights
San José to New Orleans flights
Liberia to John F Kennedy Intl flights
San José to San Jose flights
San José to Portland flights
San José to Oakland flights
Liberia to Fort Lauderdale flights
San José to Detroit flights
San José to Honolulu flights
San José to Kansas City flights
Liberia to Los Angeles flights
San José to West Palm Beach flights
Liberia to LaGuardia flights
San José to Columbus flights

Top 2 airlines flying from San José to Montana

Discover the top 2 airlines that operate flights from San José to Montana. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$281Average$355FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$553Average$733FlexibilityNo cancel feeOn-time71%

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