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Idaho

$331+ 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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOI
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$412
(United Airlines)

One-way from

$331
(American Airlines)

Popular in

November

Cheapest in

March

Average price

$576
Provider with most accurate pricing for San José Juan Santamaria Intl-Boise Air Term. Gowen Fld flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Boise Air Term. Gowen Fld flights.
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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. 1% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/30. 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.
Tue 5/66:03 amSJO - GEG
2 stops15h 50mAmerican Airlines
Tue 5/135:34 amGEG - SJO
1 stop15h 43mAmerican Airlines
Deal found 4/30$396
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/155:30 amSJO - GEG
2 stops36h 34mUnited Airlines
Sun 6/227:25 amGEG - SJO
2 stops25h 46mUnited Airlines
Deal found 5/1$412
This United Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 8/307:55 amSJO - IDA
2 stops25h 52mUnited Airlines
Sat 9/64:00 pmIDA - SJO
2 stops20h 26mUnited Airlines
Deal found 4/30$440
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 5/51:12 amSJO - GEG
2 stops20h 49mAlaska Airlines
Tue 5/137:00 amGEG - SJO
1 stop15h 52mAlaska Airlines
Deal found 4/30$467
This American Airlines deal was found by Cheapflights users on 4/30. 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.
Sat 8/302:35 pmSJO - IDA
2 stops21h 35mAmerican Airlines
Sat 9/67:34 amIDA - SJO
1 stop9h 56mAmerican Airlines
Deal found 4/30$535
This Alaska Airlines deal was found by Cheapflights users on 4/30. 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 8/2912:50 amSJO - IDA
2 stops21h 49mAlaska Airlines
Sat 9/66:13 amIDA - SJO
2 stops17h 00mAlaska Airlines
Deal found 4/30$732
This KAYAK deal was found by Cheapflights users on 4/30. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:10 amSJO - IDA
3 stops16h 29mMultiple Airlines
Sat 9/66:13 amIDA - SJO
2 stops17h 00mMultiple Airlines
Deal found 4/30$784
This Ovago deal was found by Cheapflights users on 4/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/63:05 pmSJO - GEG
2 stops23h 28mMultiple Airlines
Tue 5/131:25 pmGEG - SJO
3 stops17h 15mMultiple Airlines
Deal found 4/30$840

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 May 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

Sun 6/15

5:30 am-5:04 pm

2 stops36h 34m

Spokane

Sun 6/22

7:25 am-10:11 am

2 stops25h 46m

$412

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sat 8/30

7:55 am-9:47 am

2 stops25h 52m

Idaho Falls Fanning Field

Sat 9/6

4:00 pm-12:26 pm

2 stops20h 26m

$440

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 10/1

7:35 am-8:33 pm

1 stop13h 58m

Spokane

Sat 10/25

12:20 pm-1:17 pm

1 stop23h 57m

$521

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sat 8/30

2:35 pm-12:10 pm

2 stops21h 35m

Idaho Falls Fanning Field

Sat 9/6

7:34 am-5:30 pm

1 stop9h 56m

$535

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sat 6/14

12:50 am-12:28 pm

2 stops36h 38m

Spokane

Sun 6/22

6:05 am-11:30 pm

1 stop16h 25m

$730

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Fri 8/29

12:50 am-10:39 pm

2 stops21h 49m

Idaho Falls Fanning Field

Sat 9/6

6:13 am-11:13 pm

2 stops17h 00m

$732

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sat 8/30

6:10 am-10:39 pm

3 stops16h 29m

Idaho Falls Fanning Field

Sat 9/6

6:13 am-11:13 pm

2 stops17h 00m

$784

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 10/1

3:05 pm-12:45 pm

2 stops22h 40m

Spokane

Sat 10/25

1:40 pm-7:35 am

3 stops16h 55m

$875

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sun 7/20

11:59 pm-9:35 pm

1 stop21h 36m

$331

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Sun 7/20

6:00 am-10:51 pm

2 stops16h 51m

$420

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 12 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 $406). 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 May 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.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

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 May 1, 2025.
Get a feel of what it's like to fly with Alaska Airlines, United Airlines and American Airlines from Costa Rica to Idaho by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,972 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,972 reviews

Boarding

8.1

Comfort

7.9

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $331 on American Airlines. Other airlines that offer cheap prices include United Airlines from $420 and Alaska Airlines from $739 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 $406). 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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Panama City to Tampa flights
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Panama City to Los Angeles flights
San Pedro Sula to Newark 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$262Average$619FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$312Average$559FlexibilityNo cancel feeOn-time69%

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