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Costa Rica

$624+ 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 3/30. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SJO
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap 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 February 3, 2026.

This American Airlines deal was found by Cheapflights users on 2/1. 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 3/302:18 pm
IDA
-
SJO
2 stops19h 07m
American Airlines
Fri 4/32:59 pm
SJO
-
IDA
2 stops22h 49m
American Airlines
Deal found 2/1$624
This United Airlines deal was found by Cheapflights users on 1/31. 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.
Mon 3/25:33 pm
IDA
-
SJO
2 stops18h 42m
United Airlines
Wed 3/42:20 pm
SJO
-
IDA
2 stops20h 36m
United Airlines
Deal found 1/31$650
This American Airlines deal was found by Cheapflights users on 2/1. 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.
Thu 3/192:18 pm
IDA
-
SJO
2 stops21h 08m
American Airlines
Thu 3/262:59 pm
SJO
-
IDA
2 stops22h 49m
American Airlines
Deal found 2/1$824
This United Airlines deal was found by Cheapflights users on 2/3. 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 2/1610:45 am
IDA
-
SJO
2 stops32h 54m
United Airlines
Thu 2/1912:35 pm
SJO
-
IDA
2 stops22h 13m
United Airlines
Deal found 2/3$977

Find 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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$624
(American Airlines)
Provider with most accurate pricing for Idaho Falls Fanning Field-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-San José Juan Santamaria Intl flights.
Search Deals
From Idaho Falls Fanning Field to Costa Rica
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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 February 3, 2026.
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 3/30

2:18 pm-9:25 am

2 stops19h 07m

San José Juan Santamaria Intl

Fri 4/3

2:59 pm-1:48 pm

2 stops22h 49m

$624

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Mon 3/2

5:33 pm-1:15 pm

2 stops18h 42m

San José Juan Santamaria Intl

Wed 3/4

2:20 pm-9:56 am

2 stops20h 36m

$650

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Thu 3/19

2:18 pm-11:26 am

2 stops21h 08m

San José Juan Santamaria Intl

Thu 3/26

2:59 pm-1:48 pm

2 stops22h 49m

$824

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

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
No data available for this route at this time. Please check back soon.

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 February 3, 2026.
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
9,236 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.2
Good
11,216 reviews
United Airlines
7.4
Good
9,236 reviews

Comfort

7.3

Overall

7.4

Crew

8.1

Boarding

7.7

Food

6.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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.

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

    There are many flights that can get you from Idaho Falls to Costa Rica in 18h 42m. Fly via American Airlines or United Airlines to get the fastest option. Airlines will cover a distance of 2854 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$522Average$980FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$569Average$796FlexibilityNo cancel feeOn-time71%

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