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Costa Rica

$317+ 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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — SJO
Sep 2 — Sep 91
Tue 9/2
Tue 9/9
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 August 28, 2025.

Round-trip from

$317
(United Airlines)
From Idaho Falls Fanning Field to Costa Rica
Search Deals

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 August 28, 2025.

This United Airlines deal was found by Cheapflights users on 8/26. 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 11/94:15 pmIDA - SJO
2 stops18h 10mUnited Airlines
Thu 12/112:20 pmSJO - IDA
2 stops20h 27mUnited Airlines
Deal found 8/26$317
This Alaska Airlines deal was found by Cheapflights users on 8/26. 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.
Sun 11/93:50 pmIDA - SJO
2 stops55h 48mAlaska Airlines
Wed 12/101:30 amSJO - IDA
2 stops23h 32mAlaska Airlines
Deal found 8/26$414
This United Airlines deal was found by Cheapflights users on 8/26. 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 11/94:15 pmIDA - SJO
2 stops18h 10mUnited Airlines
Sun 12/217:30 amSJO - IDA
1 stop8h 52mUnited Airlines
Deal found 8/26$427
This United Airlines deal was found by Cheapflights users on 8/26. 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 11/94:15 pmIDA - SJO
2 stops18h 10mUnited Airlines
Sun 12/146:40 amSJO - IDA
2 stops28h 07mUnited Airlines
Deal found 8/26$442
This American Airlines deal was found by Cheapflights users on 8/27. 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.
Sun 11/91:58 pmIDA - SJO
1 stop8h 01mAmerican Airlines
Thu 12/116:20 amSJO - IDA
2 stops17h 16mAmerican Airlines
Deal found 8/27$462
This United Airlines deal was found by Cheapflights users on 8/26. 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 11/94:15 pmIDA - SJO
2 stops18h 10mUnited Airlines
Sat 12/207:30 amSJO - IDA
1 stop8h 52mUnited Airlines
Deal found 8/26$472
This Alaska Airlines deal was found by Cheapflights users on 8/26. 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.
Sun 11/93:50 pmIDA - SJO
2 stops55h 48mAlaska Airlines
Sat 12/131:30 amSJO - IDA
2 stops23h 32mAlaska Airlines
Deal found 8/26$555
This Alaska Airlines deal was found by Cheapflights users on 8/26. 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.
Sun 11/93:50 pmIDA - SJO
2 stops55h 48mAlaska Airlines
Fri 12/191:30 amSJO - IDA
2 stops47h 36mAlaska Airlines
Deal found 8/26$573
This American Airlines deal was found by Cheapflights users on 8/26. 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.
Sun 11/91:58 pmIDA - SJO
1 stop8h 01mAmerican Airlines
Sun 12/142:40 pmSJO - IDA
1 stop23h 47mAmerican Airlines
Deal found 8/26$585

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 August 28, 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

Sun 11/9

4:15 pm-11:25 am

2 stops18h 10m

San José Juan Santamaria Intl

Thu 12/11

2:20 pm-9:47 am

2 stops20h 27m

$317

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Sun 11/9

3:50 pm-12:38 am

2 stops55h 48m

San José Juan Santamaria Intl

Wed 12/10

1:30 am-12:02 am

2 stops23h 32m

$414

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Sun 11/9

4:15 pm-11:25 am

2 stops18h 10m

San José Juan Santamaria Intl

Sun 12/21

7:30 am-3:22 pm

1 stop8h 52m

$427

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Sun 11/9

4:15 pm-11:25 am

2 stops18h 10m

San José Juan Santamaria Intl

Sun 12/14

6:40 am-9:47 am

2 stops28h 07m

$442

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Tue 1/6

1:44 pm-2:10 pm

2 stops23h 26m

San José Juan Santamaria Intl

Tue 2/10

3:50 pm-12:20 pm

2 stops21h 30m

$462

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Sun 11/9

1:58 pm-10:59 pm

1 stop8h 01m

San José Juan Santamaria Intl

Thu 12/11

6:20 am-10:36 pm

2 stops17h 16m

$462

Idaho FallsSan José

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Sun 11/9

4:15 pm-11:25 am

2 stops18h 10m

San José Juan Santamaria Intl

Sat 12/20

8:45 am-9:56 am

2 stops26h 11m

$472

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/26

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 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 August 28, 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 August 28, 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
8,944 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

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
8,944 reviews
United Airlines
7.4
Good
8,944 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

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
8,944 reviews

Comfort

7.3

Boarding

7.7

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

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.

  • 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 10m. Fly via United Airlines or Alaska 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.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Idaho Falls to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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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 August 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$612Average$962FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$627Average$868FlexibilityNo cancel feeOn-time71%

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