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Costa Rica

$618+ Cheap flights from Great Falls (GTF) to Costa Rica

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
GTF — SJO
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Great Falls to Costa Rica

Keep the following information in mind while searching for Great Falls to Costa Rica flight deals. Data was last updated September 11, 2025.

Round-trip from

$618
(Alaska Airlines)
From Great Falls to Costa Rica
Search Deals

Find flight deals from Great Falls to Costa Rica

Cheapest flights from Great Falls to Costa Rica
Explore the most affordable flight options available from Great Falls to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 12/87:35 pmGTF - LIR
2 stops21h 32mAlaska Airlines
Fri 12/127:17 pmLIR - GTF
2 stops24h 38mAlaska Airlines
Deal found 9/10$618
This United Airlines deal was found by Cheapflights users on 9/9. 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 12/82:35 pmGTF - LIR
1 stop24h 33mUnited Airlines
Fri 12/1212:50 pmLIR - GTF
1 stop9h 42mUnited Airlines
Deal found 9/9$735
This United Airlines deal was found by Cheapflights users on 9/10. 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 10/122:31 pmGTF - LIR
2 stops21h 39mUnited Airlines
Sat 10/181:03 pmLIR - GTF
2 stops32h 08mUnited Airlines
Deal found 9/10$938
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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 10/126:15 pmGTF - LIR
2 stops23h 13mAlaska Airlines
Sat 10/1810:00 amLIR - GTF
2 stops31h 35mAlaska Airlines
Deal found 9/11$946

Cheapflights Fare Finder

 
Customize your flight search to find flights from Great Falls 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 September 11, 2025.
Use the filters below to find and compare flights from Great Falls to Costa Rica that are best for you.

Fly from

Great Falls

Fly to

Costa Rica

Route

Depart

Return

Price

Great FallsLiberia

GTF - LIR

GTFLIR

Great Falls

Mon 12/8

7:35 pm-6:07 pm

2 stops21h 32m

Liberia

Fri 12/12

7:17 pm-6:55 pm

2 stops24h 38m

$618

Great FallsLiberia

GTF - LIR

GTFLIR

Great Falls

Mon 12/8

2:35 pm-4:08 pm

1 stop24h 33m

Liberia

Fri 12/12

12:50 pm-9:32 pm

1 stop9h 42m

$735

Great FallsLiberia

GTF - LIR

GTFLIR

Great Falls

Sun 10/12

2:31 pm-12:10 pm

2 stops21h 39m

Liberia

Sat 10/18

1:03 pm-9:11 pm

2 stops32h 08m

$938

Great FallsLiberia

GTF - LIR

GTFLIR

Great Falls

Sun 10/12

6:15 pm-5:28 pm

2 stops23h 13m

Liberia

Sat 10/18

10:00 am-5:35 pm

2 stops31h 35m

$946

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Great Falls to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Great Falls 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 Great Falls to Costa Rica
No data available for this route at this time. Please check back soon.

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 September 11, 2025.
See what other customers who have flown with United Airlines from Great Falls to Costa Rica have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Entertainment

7.1

Food

6.6

Overall

7.4

Comfort

7.3

Crew

8.1

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Great Falls to Costa Rica. 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 Great Falls to Costa Rica?

    For a flight from Great Falls to Costa Rica, you will be flying from Great Falls. Great Falls (GTF) is just 3.5 mi from the center of the city.

  • How long is the flight from Great Falls to Costa Rica?

    A quick flight from Great Falls to Costa Rica can take about 21h 32m. Alaska Airlines provides one of the quickest options available for as low as $618. The distance between Great Falls and Costa Rica is about 2957 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Great Falls 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 Great Falls to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Great Falls to Costa Rica (average of $398). Flying from Great Falls 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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Top airline flying from Great Falls to Costa Rica

Discover the top airline that operate flights from Great Falls 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$350Average$746FlexibilityNo cancel feeOn-time69%

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