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Idaho

$165+ Cheap flights from Costa Rica to Idaho

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 — BOI
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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Cheap flight deals from Costa Rica to Idaho

Keep the following information in mind while searching for Costa Rica to Idaho flight deals. Data was last updated August 1, 2025.

Round-trip from

$282
(United Airlines)

One-way from

$165
(United Airlines)

Popular in

November

Cheapest in

June

Average price

$436
From Costa Rica to Idaho
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One-way flight from Costa Rica to Idaho
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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 August 2025
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Find flight deals from Costa Rica to Idaho

Cheapest flights from Costa Rica to Idaho
Explore the most affordable flight options available from Costa Rica to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

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.
Mon 8/188:45 amSJO - GEG
1 stop15h 17mUnited Airlines
Tue 8/2612:35 pmGEG - SJO
1 stop17h 40mUnited Airlines
Deal found 7/30$282
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:35 pmSJO - GEG
2 stops22h 11mDelta
Sat 10/2511:20 amGEG - SJO
2 stops23h 36mDelta
Deal found 7/30$350
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.
Thu 8/212:15 pmSJO - GEG
2 stops22h 24mAmerican Airlines
Tue 8/2612:29 pmGEG - SJO
2 stops23h 26mAmerican Airlines
Deal found 7/30$363
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 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.
Tue 10/287:45 amSJO - IDA
2 stops13h 18mUnited Airlines
Fri 10/317:00 amIDA - SJO
2 stops22h 25mUnited Airlines
Deal found 7/29$422
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 7/31. 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.
Mon 10/271:11 amSJO - IDA
2 stops46h 48mAlaska Airlines
Fri 10/313:50 pmIDA - SJO
2 stops56h 48mAlaska Airlines
Deal found 7/31$472
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 10/286:44 amSJO - IDA
1 stop15h 04mAmerican Airlines
Fri 10/316:50 amIDA - SJO
1 stop11h 26mAmerican Airlines
Deal found 7/29$526
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 Idaho 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 August 1, 2025.
Use the filters below to find and compare flights from Costa Rica to Idaho that are best for you.

Fly from

Costa Rica

Fly to

Idaho

Route

Depart

Return

Price

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Mon 8/18

8:45 am-11:02 pm

1 stop15h 17m

Spokane

Fri 8/22

7:23 am-7:15 am

1 stop22h 52m

$282

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 10/1

1:35 pm-8:35 am

2 stops20h 00m

Spokane

Sat 10/25

11:20 am-11:56 am

2 stops23h 36m

$350

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Thu 8/21

2:15 pm-11:39 am

2 stops22h 24m

Spokane

Tue 8/26

12:29 pm-12:55 pm

2 stops23h 26m

$363

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

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Tue 10/28

7:45 am-9:03 pm

2 stops13h 18m

Idaho Falls Fanning Field

Fri 10/31

7:00 am-5:25 am

2 stops22h 25m

$422

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

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Mon 10/27

1:11 am-11:59 pm

2 stops46h 48m

Idaho Falls Fanning Field

Fri 10/31

3:50 pm-12:38 am

2 stops56h 48m

$472

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Tue 10/28

6:44 am-9:48 pm

1 stop15h 04m

Idaho Falls Fanning Field

Fri 10/31

6:50 am-6:16 pm

1 stop11h 26m

$526

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

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sat 12/6

7:30 am-9:47 am

1 stop27h 17m

$165

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 13 results
1
2

Best time to book a flight from Costa Rica to Idaho

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

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

Currently, October is the cheapest month in which you can book a flight from Costa Rica to Idaho (average of $314). Flying from Costa Rica to Idaho 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 ID?

Find hourly flight availability from Costa Rica to Idaho. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

When flying from Costa Rica to Idaho, 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 Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated August 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and United Airlines from Costa Rica to Idaho by reading reviews from past customers. 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

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

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

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

YEG - SEA

Alaska airline excellent airline pilot smooth, landing, crew staff very nice friendly behave
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

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

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

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

Comfort

7.8

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

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 Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Costa Rica to Idaho one-way?

    One-way options have recently been found by users for as low as $165 on United Airlines. Other airlines that offer cheap prices include Alaska Airlines from $313 and American Airlines from $357 one-way.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Costa Rica to Idaho (average of $314). Flying from Costa Rica to Idaho 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Costa Rica to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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San José to John F Kennedy Intl flights
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Guatemala City to George Bush Intcntl flights
San José to Midway flights
San José to San Francisco flights
San José to George Bush Intcntl flights
San Pedro Sula to Hobby flights
Guatemala City to Ontario flights
San Pedro Sula to George Bush Intcntl flights
San Salvador to LaGuardia flights
San José to Seattle flights
Panama City to Atlanta flights

Top 2 airlines flying from Costa Rica to Idaho

Discover the top 2 airlines that operate flights from Costa Rica to Idaho. 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$262Average$481FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$311Average$497FlexibilityNo cancel feeOn-time69%

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