HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho

$176+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOI
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Costa Rica to Idaho with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 septiembre 17, 2025.

Round-trip from

$282
(United Airlines)

One-way from

$176
(United Airlines)

Popular in

November

Cheapest in

July

Average price

$497
From Costa Rica to Idaho
Search Deals
One-way flight from Costa Rica to Idaho
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

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 septiembre 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 9/237:55 amSJO - GEG
2 stops32h 18mUnited Airlines
dom. 9/287:15 amGEG - SJO
2 stops28h 11mUnited Airlines
Deal found 9/16$282
This United Airlines deal was found by Cheapflights users on 9/16. 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.
vie. 9/268:37 amSJO - GEG
1 stop15h 38mUnited Airlines
lun. 9/294:00 pmGEG - SJO
2 stops19h 26mUnited Airlines
Deal found 9/16$295
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:27 amSJO - GEG
1 stop12h 12mAmerican Airlines
sáb. 10/251:13 pmGEG - SJO
2 stops21h 52mAmerican Airlines
Deal found 9/16$301
This United Airlines deal was found by Cheapflights users on 9/14. 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.
sáb. 11/89:40 amSJO - GEG
1 stop27h 02mUnited Airlines
lun. 11/1012:45 pmGEG - SJO
1 stop17h 47mUnited Airlines
Deal found 9/14$314
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/51:55 amSJO - GEG
2 stops24h 27mAlaska Airlines
dom. 11/97:39 pmGEG - SJO
2 stops50h 59mAlaska Airlines
Deal found 9/15$320
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:22 amSJO - GEG
1 stop16h 33mAmerican Airlines
dom. 11/95:25 amGEG - SJO
1 stop15h 34mAmerican Airlines
Deal found 9/15$325
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
mié. 11/51:55 amSJO - GEG
1 stop14h 03mAlaska Airlines
mar. 11/115:51 amGEG - SJO
2 stops16h 47mAlaska Airlines
Deal found 9/14$327
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/17:27 amSJO - GEG
1 stop12h 12mAmerican Airlines
mié. 11/55:25 amGEG - SJO
1 stop13h 52mAmerican Airlines
Deal found 9/16$331
This United Airlines deal was found by Cheapflights users on 9/16. 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.
mar. 10/2811:35 amSJO - IDA
2 stops22h 13mUnited Airlines
vie. 10/312:45 pmIDA - SJO
2 stops19h 40mUnited Airlines
Deal found 9/16$419
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
lun. 10/271:11 amSJO - IDA
2 stops38h 02mAlaska Airlines
vie. 10/313:50 pmIDA - SJO
2 stops32h 01mAlaska Airlines
Deal found 9/14$486
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/282:40 pmSJO - IDA
2 stops21h 45mAmerican Airlines
vie. 10/3112:55 pmIDA - SJO
1 stop29h 21mAmerican Airlines
Deal found 9/15$547

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 septiembre 17, 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

vie. 11/7

9:40 am-10:42 am

1 stop27h 02m

Spokane

lun. 11/10

5:10 am-1:15 pm

2 stops30h 05m

$282

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

jue. 11/6

8:45 am-11:29 pm

2 stops16h 44m

Spokane

dom. 11/9

6:00 am-11:25 am

2 stops27h 25m

$282

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

jue. 11/6

1:55 am-10:59 pm

2 stops23h 04m

Spokane

lun. 11/10

7:39 pm-12:38 am

2 stops26h 59m

$295

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

mié. 10/1

7:27 am-6:39 pm

1 stop12h 12m

Spokane

sáb. 10/25

1:13 pm-12:05 pm

2 stops21h 52m

$301

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

vie. 11/7

9:40 am-10:42 am

1 stop27h 02m

Spokane

mar. 11/11

6:00 am-8:32 am

1 stop24h 32m

$314

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

jue. 11/6

9:40 am-11:29 pm

1 stop15h 49m

Spokane

mar. 11/11

6:00 am-8:32 am

1 stop24h 32m

$314

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

sáb. 11/8

9:40 am-11:29 pm

1 stop15h 49m

Spokane

mar. 11/11

6:00 am-8:32 am

1 stop24h 32m

$314

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

jue. 11/6

9:40 am-11:29 pm

1 stop15h 49m

Spokane

lun. 11/10

12:45 pm-8:32 am

1 stop17h 47m

$314

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

sáb. 11/8

6:40 am-10:42 am

2 stops30h 02m

Spokane

lun. 11/10

12:45 pm-11:25 am

2 stops20h 40m

$314

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

mar. 10/28

11:35 am-9:48 am

2 stops22h 13m

Idaho Falls Fanning Field

vie. 10/31

2:45 pm-10:25 am

2 stops19h 40m

$419

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 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 septiembre 17, 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 septiembre 17, 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
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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 12h 12m. Fly via United Airlines, Alaska Airlines, or American Airlines to get the fastest option. The distance between Costa Rica and Idaho is about 3240 mi. This flight may include one or multiple stops.

  • 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 $176 on United Airlines. Other airlines that offer cheap prices include Delta from $379 and Alaska Airlines from $384 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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
San José to Orlando flights
Guatemala City to Los Angeles flights
Guatemala City to John F Kennedy Intl flights
San José to Miami flights
Guatemala City to Newark flights
Panama City to John F Kennedy Intl flights
San José to LaGuardia flights
San José to Los Angeles flights
Guatemala City to Miami flights
Panama City to Miami flights
San José to Fort Lauderdale flights
Panama City to Orlando flights
San Salvador to Los Angeles flights
San Salvador to Miami flights
San Salvador to Dallas/Fort Worth flights
San Salvador to Hobby flights
Panama City to Newark flights
Guatemala City to Orlando flights
San Salvador to George Bush Intcntl flights
Guatemala City to Fort Lauderdale flights
San Salvador to John F Kennedy Intl flights
Guatemala City to LaGuardia flights
San José to Hobby flights
San José to Las Vegas flights
San Salvador to Dulles Intl flights
Guatemala City to O'Hare Intl flights
San José to George Bush Intcntl flights
San José to Denver flights
Panama City to Los Angeles flights
San José to Dallas/Fort Worth flights
San Pedro Sula to Hobby flights
Guatemala City to Dulles Intl flights
San Pedro Sula to George Bush Intcntl flights
Panama City to LaGuardia flights
San José to Atlanta flights
San Pedro Sula to Miami flights
San José to O'Hare Intl flights
San Pedro Sula to John F Kennedy Intl flights
Guatemala City to Hobby flights
Guatemala City to Ontario flights
Guatemala City to George Bush Intcntl flights
San José to Dulles Intl flights
San Salvador to Newark flights
Guatemala City to Atlanta flights
San Salvador to Atlanta flights
Guatemala City to Las Vegas flights
San Salvador to LaGuardia flights
San José to Seattle 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 septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$311Average$396FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.