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Idaho

$188+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BOI
fev 28 — mar 71
sáb 2/28
sáb 3/7
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 janeiro 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 4/2311:13 am
SJO
-
IDA
2 stops22h 40m
United Airlines
qua 4/295:20 pm
IDA
-
SJO
2 stops26h 17m
United Airlines
Deal found 1/27$316
This United Airlines deal was found by Cheapflights users on 1/28. 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.
qui 2/52:05 pm
SJO
-
GEG
2 stops33h 17m
United Airlines
dom 2/86:53 am
GEG
-
SJO
2 stops28h 03m
United Airlines
Deal found 1/28$318
This American Airlines deal was found by Cheapflights users on 1/27. 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.
seg 8/32:03 pm
SJO
-
GEG
2 stops23h 14m
American Airlines
qui 9/2412:15 pm
GEG
-
SJO
2 stops21h 50m
American Airlines
Deal found 1/27$337
This United Airlines deal was found by Cheapflights users on 1/26. 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.
sex 1/302:20 pm
SJO
-
GEG
2 stops22h 24m
United Airlines
ter 2/312:24 pm
GEG
-
SJO
2 stops22h 51m
United Airlines
Deal found 1/26$380
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom 8/212:30 am
SJO
-
GEG
2 stops21h 39m
United Airlines
qui 9/247:02 am
GEG
-
SJO
1 stop23h 13m
United Airlines
Deal found 1/27$389
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 1/292:05 pm
SJO
-
IDA
2 stops24h 25m
United Airlines
seg 2/22:40 pm
IDA
-
SJO
2 stops45h 35m
United Airlines
Deal found 1/27$453
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 4/256:40 am
SJO
-
IDA
1 stop9h 34m
United Airlines
qua 4/295:20 pm
IDA
-
SJO
2 stops19h 01m
United Airlines
Deal found 1/27$515
This Orbitz deal was found by Cheapflights users on 1/27. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 8/312:40 pm
SJO
-
GEG
3 stops24h 01m
Multiple Airlines
qui 9/246:05 am
GEG
-
SJO
2 stops16h 10m
Multiple Airlines
Deal found 1/27$682
This United Airlines deal was found by Cheapflights users on 1/28. 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.
qua 2/1112:50 pm
LIR
-
BOI
1 stop10h 02m
United Airlines
sáb 2/145:24 pm
BOI
-
LIR
1 stop21h 44m
United Airlines
Deal found 1/28$702
This Alaska Airlines deal was found by Cheapflights users on 1/28. 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.
qui 2/511:20 am
LIR
-
BOI
1 stop12h 42m
Alaska Airlines
dom 2/87:05 am
BOI
-
LIR
1 stop9h 56m
Alaska Airlines
Deal found 1/28$732
This United Airlines deal was found by Cheapflights users on 1/26. 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.
qui 1/292:01 pm
LIR
-
BOI
2 stops29h 06m
United Airlines
seg 2/26:10 am
BOI
-
LIR
1 stop8h 58m
United Airlines
Deal found 1/26$747
This Expedia deal was found by Cheapflights users on 1/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 1/293:05 pm
SJO
-
GEG
2 stops26h 20m
Multiple Airlines
sex 1/305:53 pm
GEG
-
SJO
2 stops15h 32m
Multiple Airlines
Deal found 1/28$794

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 janeiro 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$316
(United Airlines)

One-way from

$188
(United Airlines)

Popular in

January

Cheapest in

July

Average price

$617
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. 20% potential increase in price ($115 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 janeiro 29, 2026.
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 JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

qui 4/23

11:13 am-9:53 am

2 stops22h 40m

Idaho Falls Fanning Field

qua 4/29

5:20 pm-7:37 pm

2 stops26h 17m

$316

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

sáb 4/25

6:00 am-9:53 am

2 stops27h 53m

Idaho Falls Fanning Field

qua 4/29

5:20 pm-12:21 pm

2 stops19h 01m

$316

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

qui 2/5

2:05 pm-9:22 pm

2 stops33h 17m

Spokane

dom 2/8

6:53 am-12:56 pm

2 stops28h 03m

$318

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

qua 2/11

12:50 pm-9:52 pm

1 stop10h 02m

Boise Air Term. Gowen Fld

sáb 2/14

5:24 pm-4:08 pm

1 stop21h 44m

$702

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

qui 3/19

8:40 am-9:03 pm

1 stop13h 23m

$188

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

ter 3/17

5:30 am-9:03 pm

2 stops16h 33m

$188

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

qua 3/18

8:40 am-9:03 pm

1 stop13h 23m

$192

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

qui 4/2

12:26 pm-9:12 pm

2 stops33h 46m

$236

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

qua 4/8

2:22 pm-8:28 pm

2 stops31h 06m

$236

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

qui 3/19

12:26 pm-11:44 am

2 stops24h 18m

$278

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Showing 1-10 of 24 results
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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 January is currently the most expensive (average of $487). 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.

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 janeiro 29, 2026.
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
9,215 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

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 22h 40m. Fly via United Airlines to get the fastest option. The distance between Costa Rica and Idaho is about 2854 mi.

  • 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 January is currently the most expensive (average of $487). 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.
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San José to Newark flights
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Guatemala City to LaGuardia flights
San José to George Bush Intcntl flights
San Pedro Sula to Atlanta flights
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Managua to Miami flights
San Salvador to George Bush Intcntl flights
Guatemala City to Atlanta flights
San Pedro Sula to Miami flights
Guatemala City to Fort Lauderdale flights
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Panama City to LaGuardia flights
San Pedro Sula to John F Kennedy Intl flights
San Salvador to Dulles Intl flights
San Salvador to Newark flights
San José to O'Hare Intl flights
San Salvador to Atlanta flights
San José to Boston flights
San José to Dallas/Fort Worth flights
San Salvador to Dallas/Fort Worth flights
San Salvador to LaGuardia flights
Guatemala City to Ontario flights
Guatemala City to Dallas/Fort Worth flights
San José to San Francisco flights
San José to Dulles Intl 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 janeiro 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$300Average$395FlexibilityNo cancel feeOn-time69%

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