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Costa Rica

$436+ Cheap flights from Idaho Falls (IDA) to Costa Rica

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SJO
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from Idaho Falls to Costa Rica

Keep the following information in mind while searching for Idaho Falls to Costa Rica flight deals. Data was last updated July 3, 2025.

Round-trip from

$436
(American Airlines)

Popular in

March

Cheapest in

August

Average price

$658
From Idaho Falls Fanning Field to Costa Rica
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($219 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($62 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 Idaho Falls to Costa Rica

Cheapest flights from Idaho Falls to Costa Rica
Explore the most affordable flight options available from Idaho Falls to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This American Airlines deal was found by Cheapflights users on 7/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1512:54 pmIDA - SJO
2 stops29h 03mAmerican Airlines
Mon 9/227:27 amSJO - IDA
2 stops28h 57mAmerican Airlines
Deal found 7/1$436
This United Airlines deal was found by Cheapflights users on 7/1. 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.
Sat 9/134:00 pmIDA - SJO
2 stops20h 26mUnited Airlines
Sat 9/201:30 pmSJO - IDA
2 stops20h 17mUnited Airlines
Deal found 7/1$609
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/34:03 pmIDA - SJO
2 stops31h 27mAlaska Airlines
Mon 7/712:50 amSJO - IDA
2 stops38h 32mAlaska Airlines
Deal found 7/1$1,280
This Travelocity deal was found by Cheapflights users on 7/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/36:15 amIDA - SJO
3 stops17h 00mMultiple Airlines
Mon 7/712:50 amSJO - IDA
2 stops38h 32mMultiple Airlines
Deal found 7/1$1,845

Cheapflights Fare Finder

Customize your flight search to find flights from Idaho Falls to Costa Rica 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 3, 2025.
Use the filters below to find and compare flights from Idaho Falls to Costa Rica that are best for you.

Fly from

Idaho Falls

Fly to

Costa Rica

Route

Depart

Return

Price

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Mon 9/15

12:54 pm-5:57 pm

2 stops29h 03m

San José Juan Santamaria Intl

Mon 9/22

7:27 am-12:24 pm

2 stops28h 57m

$436

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Sat 9/13

4:00 pm-12:26 pm

2 stops20h 26m

San José Juan Santamaria Intl

Sat 9/20

1:30 pm-9:47 am

2 stops20h 17m

$609

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from Idaho Falls to Costa Rica

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

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

Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Costa Rica (average of $398). Flying from Idaho Falls to Costa Rica in March is currently the most expensive (average of $555). 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 IDA to CR?

Find hourly flight availability from Idaho Falls to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

When flying from Idaho Falls to Costa Rica, 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 Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated July 3, 2025.
Read through reviews of airlines operating flights from Idaho Falls to Costa Rica, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,861 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.0

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,861 reviews
United Airlines
7.4
Good
8,861 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.0

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,861 reviews

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Entertainment

7.0

Boarding

7.7

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Costa Rica. 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 from for flights from Idaho Falls to Costa Rica?

    If you book a flight to Costa Rica from Idaho Falls, you will be flying from Fanning Field, which is the city’s only airport. Idaho Falls Fanning Field (IDA) is located 3.8 mi from the center of Idaho Falls.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Costa Rica (average of $398). Flying from Idaho Falls to Costa Rica in March is currently the most expensive (average of $555). 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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Top 2 airlines flying from Idaho Falls to Costa Rica

Discover the top 2 airlines that operate flights from Idaho Falls to Costa Rica. 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$536Average$784FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$612Average$907FlexibilityNo cancel feeOn-time69%

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