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Costa Rica

$183+ Cheap flights from Montana to Costa Rica

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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SJO
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Montana to Costa Rica

Keep the following information in mind while searching for Montana to Costa Rica flight deals. Data was last updated July 31, 2025.

Round-trip from

$374
(Alaska Airlines)

One-way from

$183
(American Airlines)

Popular in

December

Cheapest in

November

Average price

$776
From Montana to Costa Rica
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One-way flight from Montana to Costa Rica
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High demand for flights, 4% potential price rise
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Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Montana to Costa Rica

Cheapest flights from Montana to Costa Rica
Explore the most affordable flight options available from Montana to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

This Delta deal was found by Cheapflights users on 7/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2912:00 pmBZN - LIR
2 stops24h 00mDelta
Wed 10/11:25 pmLIR - BZN
2 stops21h 50mDelta
Deal found 7/28$377
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 11/143:02 pmBZN - SJO
2 stops56h 36mAlaska Airlines
Thu 11/201:30 amSJO - BZN
2 stops36h 33mAlaska Airlines
Deal found 7/31$380
This Delta deal was found by Cheapflights users on 7/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/155:45 amBZN - SJO
2 stops15h 30mDelta
Sat 11/228:26 amSJO - BZN
2 stops16h 32mDelta
Deal found 7/29$381
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 9/2911:26 amBZN - LIR
2 stops18h 54mAlaska Airlines
Wed 10/111:20 amLIR - BZN
2 stops35h 18mAlaska Airlines
Deal found 7/30$391
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Fri 9/127:03 amBIL - SJO
1 stop10h 54mAmerican Airlines
Fri 9/197:27 amSJO - BIL
1 stop14h 22mAmerican Airlines
Deal found 7/29$398
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/167:20 amBZN - SJO
1 stop10h 37mAmerican Airlines
Sat 9/271:45 pmSJO - BZN
2 stops23h 04mAmerican Airlines
Deal found 7/29$402
This United Airlines deal was found by Cheapflights users on 7/30. 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 9/254:13 pmBZN - SJO
2 stops27h 24mUnited Airlines
Mon 9/297:55 amSJO - BZN
2 stops25h 58mUnited Airlines
Deal found 7/30$412
This United Airlines deal was found by Cheapflights users on 7/31. 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 11/82:38 pmFCA - SJO
2 stops19h 47mUnited Airlines
Sat 11/157:30 amSJO - FCA
1 stop15h 14mUnited Airlines
Deal found 7/31$412
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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 12/84:00 pmGTF - LIR
2 stops13h 45mAlaska Airlines
Fri 12/127:45 pmLIR - GTF
2 stops20h 35mAlaska Airlines
Deal found 7/30$413
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Thu 10/25:45 amMSO - SJO
2 stops37h 19mAlaska Airlines
Thu 10/96:30 amSJO - MSO
2 stops17h 10mAlaska Airlines
Deal found 7/30$444
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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 10/126:00 amBIL - LIR
2 stops35h 28mAlaska Airlines
Sun 10/1910:00 amLIR - BIL
2 stops14h 08mAlaska Airlines
Deal found 7/31$455
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Sat 9/272:33 pmMSO - SJO
2 stops21h 53mUnited Airlines
Tue 9/301:30 pmSJO - MSO
2 stops23h 57mUnited Airlines
Deal found 7/29$461

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Costa Rica 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 July 31, 2025.
Use the filters below to find and compare flights from Montana to Costa Rica that are best for you.

Fly from

Montana

Fly to

Costa Rica

Route

Depart

Return

Price

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Sun 1/18

3:45 pm-11:00 pm

2 stops54h 15m

San José Juan Santamaria Intl

Tue 1/27

2:26 am-10:48 pm

2 stops21h 22m

$374

BozemanLiberia

BZN - LIR

BZNLIR

Bozeman Gallatin Field

Mon 9/29

12:00 pm-12:00 pm

2 stops24h 00m

Liberia

Wed 10/1

1:25 pm-11:15 am

2 stops21h 50m

$377

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Sat 11/15

5:45 am-10:15 pm

2 stops15h 30m

San José Juan Santamaria Intl

Sat 11/22

8:26 am-11:58 pm

2 stops16h 32m

$381

BozemanLiberia

BZN - LIR

BZNLIR

Bozeman Gallatin Field

Mon 9/29

11:26 am-6:20 am

2 stops18h 54m

Liberia

Wed 10/1

11:20 am-10:38 pm

2 stops35h 18m

$391

BillingsSan José

BIL - SJO

BILSJO

Billings Logan Intl

Fri 9/12

7:03 am-5:57 pm

1 stop10h 54m

San José Juan Santamaria Intl

Fri 9/19

7:27 am-9:49 pm

1 stop14h 22m

$398

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Tue 9/16

7:20 am-5:57 pm

1 stop10h 37m

San José Juan Santamaria Intl

Sat 9/27

1:45 pm-12:49 pm

2 stops23h 04m

$402

BozemanSan José

BZN - SJO

BZNSJO

Bozeman Gallatin Field

Sun 1/18

12:30 pm-12:56 pm

1 stop23h 26m

San José Juan Santamaria Intl

Wed 1/28

8:45 am-9:07 pm

2 stops13h 22m

$411

KalispellSan José

FCA - SJO

FCASJO

Kalispell Glacier Park

Sat 11/8

2:38 pm-11:25 am

2 stops19h 47m

San José Juan Santamaria Intl

Sat 11/15

8:45 am-9:44 pm

2 stops13h 59m

$412

Great FallsLiberia

GTF - LIR

GTFLIR

Great Falls

Mon 12/8

4:00 pm-6:45 am

2 stops13h 45m

Liberia

Fri 12/12

7:45 pm-3:20 pm

2 stops20h 35m

$413

BillingsSan José

BIL - SJO

BILSJO

Billings Logan Intl

Sun 1/18

2:40 pm-12:56 pm

2 stops21h 16m

San José Juan Santamaria Intl

Wed 1/28

6:30 am-1:13 pm

3 stops31h 43m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 28 results
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Best time to book a flight from Montana to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica 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 Costa Rica

What is the cheapest month to book a flight from Montana to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Montana to Costa Rica (average of $398). Flying from Montana to Costa Rica in March is currently the most expensive (average of $555). 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 MT to CR?

Find hourly flight availability from Montana to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.

When flying from Montana to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated July 31, 2025.
Read through reviews of airlines operating flights from Montana to Costa Rica, such as Alaska Airlines, Southwest, and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Overall

8.0

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

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

  • Can I find deals for flights from Montana to Costa Rica that include hotel bookings?

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

  • How can I find direct flights from Montana to Costa Rica?

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

  • Can I find deals for business class flights from Montana to Costa Rica?

    Yes. Cheapflights offers flight deals from Montana to Costa Rica 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 Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Montana to Costa Rica (average of $398). Flying from Montana to Costa Rica in March is currently the most expensive (average of $555). 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 Montana to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Montana to Costa Rica

Discover the top 4 airlines that operate flights from Montana to Costa Rica. 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$350Average$827FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$410Average$542FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$457Average$740FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$485Average$692FlexibilityNo cancel feeOn-time63%

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