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$210+ Cheap flights from Costa Rica to Boise (BOI)

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 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOI
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
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Cheap flight deals from Costa Rica to Boise

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

Round-trip from

$396
(United Airlines)

One-way from

$210
(United Airlines)

Popular in

November

Cheapest in

June

Average price

$668
From Costa Rica to Boise Air Term. Gowen Fld
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One-way flight from Costa Rica to Boise Air Term. Gowen Fld
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Highest demand for flights based on searches. 12% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($16 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 Costa Rica to Boise

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

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.
Fri 8/291:20 pmLIR - BOI
2 stops27h 38mUnited Airlines
Fri 9/52:13 pmBOI - LIR
2 stops21h 57mUnited Airlines
Deal found 7/31$396
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2912:45 pmLIR - BOI
2 stops24h 01mAmerican Airlines
Fri 9/51:38 pmBOI - LIR
1 stop23h 24mAmerican Airlines
Deal found 7/30$453
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.
Fri 8/2211:20 amLIR - BOI
1 stop11h 34mAlaska Airlines
Tue 8/268:27 pmBOI - LIR
1 stop9h 53mAlaska Airlines
Deal found 7/30$640
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/61:25 pmLIR - BOI
3 stops34h 38mMultiple Airlines
Sat 12/612:48 pmBOI - LIR
3 stops24h 41mMultiple Airlines
Deal found 7/30$1,086

Cheapflights Fare Finder

 
Customize your flight search to find flights from Costa Rica to Boise 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 Costa Rica to Boise that are best for you.

Fly from

Costa Rica

Fly to

Boise

Route

Depart

Return

Price

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

Fri 8/29

1:20 pm-4:58 pm

2 stops27h 38m

Boise Air Term. Gowen Fld

Fri 9/5

2:13 pm-12:10 pm

2 stops21h 57m

$396

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

Fri 8/29

12:45 pm-12:46 pm

2 stops24h 01m

Boise Air Term. Gowen Fld

Fri 9/5

1:38 pm-1:02 pm

1 stop23h 24m

$453

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

Fri 8/22

11:20 am-10:54 pm

1 stop11h 34m

Boise Air Term. Gowen Fld

Tue 8/26

8:27 pm-6:20 am

1 stop9h 53m

$640

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

Wed 12/3

8:35 am-7:14 pm

2 stops35h 39m

$210

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

Wed 12/3

3:10 pm-9:24 pm

1 stop31h 14m

$357

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Best time to book a flight from Costa Rica to Boise

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

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

Currently, October is the cheapest month in which you can book a flight from Costa Rica to Boise (average of $314). Flying from Costa Rica to Boise in June is currently the most expensive (average of $398). 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 CR to BOI?

Find hourly flight availability from Costa Rica to Boise. 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.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Costa Rica to Boise as you normally would.

Reviews of airlines servicing Boise

Get insights into the airlines that provide service to Boise. 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 Boise. Reviews last updated July 31, 2025.
See what other customers who have flown with Alaska Airlines, United Airlines, and American Airlines from Costa Rica to Boise have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave

Related info for your journey

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

    Boise Air Term. Gowen Fld (BOI), located 3.3 mi from the city center, is the airport you fly into when you book flights from Costa Rica to Boise.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Costa Rica to Boise (average of $314). Flying from Costa Rica to Boise in June is currently the most expensive (average of $398). 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 Boise?

Book flights to Boise if you plan to visit one of these locations
Meridian
Nampa
Ontario
McCall
Caldwell

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Top 2 airlines flying from Costa Rica to Boise

Discover the top 2 airlines that operate flights from Costa Rica to Boise. 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
American AirlinesCheapest$262Average$481FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$311Average$497FlexibilityNo cancel feeOn-time69%

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