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Idaho

$180+ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOI
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/15. 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 12/298:45 amSJO - GEG
2 stops38h 13mUnited Airlines
Thu 1/81:48 pmGEG - SJO
1 stop30h 12mUnited Airlines
Deal found 12/15$313
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/298:45 amSJO - GEG
2 stops38h 13mUnited Airlines
Sat 1/35:05 amGEG - SJO
2 stops39h 27mUnited Airlines
Deal found 12/15$343
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/298:45 amSJO - GEG
2 stops38h 13mUnited Airlines
Fri 1/26:00 amGEG - SJO
2 stops22h 25mUnited Airlines
Deal found 12/15$386
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/298:45 amSJO - GEG
2 stops38h 13mUnited Airlines
Wed 1/74:10 pmGEG - SJO
2 stops26h 29mUnited Airlines
Deal found 12/15$433
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/298:45 amSJO - GEG
2 stops38h 13mUnited Airlines
Mon 1/56:00 amGEG - SJO
2 stops36h 39mUnited Airlines
Deal found 12/15$434
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/286:30 amSJO - GEG
2 stops32h 15mUnited Airlines
Thu 1/11:47 pmGEG - SJO
2 stops30h 45mUnited Airlines
Deal found 12/15$490
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/286:30 amSJO - GEG
2 stops40h 28mUnited Airlines
Thu 1/86:53 amGEG - SJO
2 stops37h 07mUnited Airlines
Deal found 12/15$520
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/317:30 amSJO - GEG
1 stop31h 15mUnited Airlines
Wed 1/712:24 pmGEG - SJO
1 stop18h 08mUnited Airlines
Deal found 12/15$573
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Wed 12/317:30 amSJO - GEG
1 stop15h 28mUnited Airlines
Sun 1/45:05 amGEG - SJO
2 stops37h 34mUnited Airlines
Deal found 12/15$604
This United Airlines deal was found by Cheapflights users on 12/16. 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 12/307:30 amSJO - IDA
1 stop27h 28mUnited Airlines
Wed 1/74:19 pmIDA - SJO
2 stops43h 37mUnited Airlines
Deal found 12/16$806
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/303:16 pmSJO - IDA
1 stop22h 30mAmerican Airlines
Wed 1/72:07 pmIDA - SJO
2 stops28h 37mAmerican Airlines
Deal found 12/17$951

Find 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$296
(United Airlines)

One-way from

$180
(American Airlines)

Popular in

February

Cheapest in

July

Average price

$559
Provider with most accurate pricing for San José Juan Santamaria Intl-Boise Air Term. Gowen Fld flight deals.
Search Deals
Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Boise Air Term. Gowen Fld flights.
Search Deals
From Costa Rica to Idaho
Search Deals
One-way flight from Costa Rica to Idaho
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($61 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 18, 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

Thu 1/22

2:05 pm-3:21 pm

2 stops27h 16m

Spokane

Mon 1/26

1:48 pm-1:15 pm

2 stops21h 27m

$296

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Mon 12/29

8:45 am-8:58 pm

2 stops38h 13m

Spokane

Sat 1/3

5:05 am-10:32 pm

2 stops39h 27m

$343

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sun 12/28

6:30 am-8:58 pm

2 stops40h 28m

Spokane

Thu 1/8

1:48 pm-10:00 pm

1 stop30h 12m

$490

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

Thu 1/15

2:20 pm-7:51 pm

2 stops30h 31m

Boise Air Term. Gowen Fld

Mon 1/19

6:10 am-4:08 pm

1 stop8h 58m

$497

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Tue 12/30

8:45 am-3:19 pm

2 stops32h 34m

Spokane

Sun 1/4

5:05 am-8:39 pm

2 stops37h 34m

$520

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 12/31

6:30 am-12:45 pm

2 stops32h 15m

Spokane

Sun 1/4

5:05 am-8:39 pm

2 stops37h 34m

$520

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Mon 5/4

12:20 am-3:20 pm

2 stops15h 00m

Idaho Falls Fanning Field

Wed 5/6

6:15 am-11:42 pm

2 stops17h 27m

$585

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Thu 1/8

6:30 am-1:30 pm

2 stops32h 00m

Idaho Falls Fanning Field

Sat 1/10

2:40 pm-12:56 pm

2 stops45h 16m

$720

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Tue 12/30

7:30 am-9:58 am

1 stop27h 28m

Idaho Falls Fanning Field

Wed 1/7

4:19 pm-12:56 pm

2 stops43h 37m

$806

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Tue 4/21

2:25 pm-11:35 am

2 stops22h 10m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 17 results
1
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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, August is the cheapest month in which you can book a flight from Costa Rica to Idaho (average of $281). Flying from Costa Rica to Idaho in February is currently the most expensive (average of $476). 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 December 18, 2025.

It’s optimal to fly from Costa Rica to Idaho in the afternoon. By choosing this option you can save up to 5% on the cost of your flight, compared to a flight in the morning.

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 December 18, 2025.
Get a feel of what it's like to fly with 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.
United Airlines
7.4
Good
9,091 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Boarding

7.7

Overall

7.4

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

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.

  • How long is the flight from Costa Rica to Idaho?

    There are many flights that can get you from Costa Rica to Idaho in 15h. Fly via United Airlines or Alaska Airlines to get the fastest option. The distance between Costa Rica and Idaho is about 2854 mi. This flight may include one or multiple stops.

  • 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, August is the cheapest month in which you can book a flight from Costa Rica to Idaho (average of $281). Flying from Costa Rica to Idaho in February is currently the most expensive (average of $476). 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 Costa Rica to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
San José to John F Kennedy Intl flights
San José to Newark flights
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San José to Miami flights
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San Salvador to Dulles Intl flights
San Salvador to George Bush Intcntl flights
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San José to George Bush Intcntl flights
Guatemala City to Hobby flights
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San José to Denver flights
San Pedro Sula to Miami flights
Guatemala City to George Bush Intcntl flights
San José to Dallas/Fort Worth flights
San Salvador to Newark flights
San José to O'Hare Intl flights
Guatemala City to Atlanta flights
Managua to Miami flights
San José to Dulles Intl flights
San Salvador to Dallas/Fort Worth flights
Guatemala City to O'Hare Intl flights
San José to San Francisco flights
Guatemala City to Dallas/Fort Worth flights
San Pedro Sula to Fort Lauderdale flights
Guatemala City to Las Vegas flights
Guatemala City to Ontario flights
San Pedro Sula to Newark flights

Top airline flying from Costa Rica to Idaho

Discover the top airline 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$300Average$506FlexibilityNo cancel feeOn-time69%

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