What is the cheapest airline that flies from Costa Rica to Idaho?

United Airlines, American Airlines, and Alaska Airlines are the most popular carriers operating from Costa Rica to Idaho

When did momondo last update prices for flights from Costa Rica to Idaho?

Prices for flights from Costa Rica to Idaho are refreshed on a daily basis.

How many operators does momondo search for flights from Costa Rica to Idaho?

As of November 2025, there is 1 operator available to choose from for flights from Costa Rica to Idaho.

How old do you have to be to fly from Costa Rica to Idaho?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Costa Rica to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents you'll need for your trip to Idaho may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$165 Cheap Flights from Costa Rica to Idaho in 2025/26

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Find the cheapest flights from Costa Rica to Idaho

Round-trip

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Recent round-trip flight deals from Costa Rica to Idaho

Enter your travel dates to find the best prices.

6:30 am - 8:58 pmSJO-GEG

16h 28m2 stops

6:00 am - 1:15 pmGEG-SJO

29h 15m2 stops

$477United Airlines

Find Deal

Thu, Dec 25 - Thu, Jan 1

2:05 pm - 9:56 amSJO-IDA

44h 51m2 stops

2:40 pm - 6:16 pmIDA-SJO

26h 36m2 stops

$564United Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 19

7:30 am - 8:58 pmSJO-GEG

15h 28m1 stop

6:00 am - 8:32 amGEG-SJO

24h 32m1 stop

$611United Airlines

Find Deal

Thu, Dec 25 - Thu, Jan 1

6:30 am - 10:44 amSJO-GEG

30h 14m2 stops

6:53 am - 8:39 pmGEG-SJO

35h 46m2 stops

$638United Airlines

Find Deal

Sun, Jan 11 - Wed, Feb 11

1:30 am - 12:32 amSJO-GEG

25h 02m2 stops

5:00 am - 11:59 pmGEG-SJO

16h 59m2 stops

$662Alaska Airlines

Find Deal

Wed, Dec 24 - Thu, Jan 1

1:30 am - 10:53 pmSJO-GEG

23h 23m1 stop

5:00 am - 11:59 pmGEG-SJO

16h 59m2 stops

$670Alaska Airlines

Find Deal

Wed, Dec 24 - Thu, Jan 1

4:01 pm - 1:37 pmSJO-IDA

22h 36m2 stops

2:07 pm - 3:01 pmIDA-SJO

23h 54m1 stop

$677American Airlines

Find Deal

Fri, Jan 16 - Mon, Jan 19

12:34 am - 6:35 pmSJO-GEG

20h 01m1 stop

5:28 am - 10:45 pmGEG-SJO

15h 17m1 stop

$707American Airlines

Find Deal

Wed, Dec 24 - Thu, Jan 1

7:22 am - 11:59 amSJO-IDA

29h 37m3 stops

9:20 pm - 3:20 pmIDA-SJO

17h 00m3 stops

$1,012Multiple Airlines

Find Deal

Fri, Dec 12 - Fri, Dec 19

1:16 am - 4:19 pmSJO-GEG

17h 03m1 stop

12:10 pm - 9:35 amGEG-SJO

19h 25m2 stops

$1,070Multiple Airlines

Find Deal

Sat, Jan 10 - Wed, Feb 11

United Airlines flights from Costa Rica to Idaho

Our best United Airlines deals on Costa Rica to Idaho flight tickets

United Airlines

Dec 25

SJO6:30 amSan José Juan Santamaria Intl

16h 28m

2 stops

GEG8:58 pmSpokane

Jan 1

GEG6:00 amSpokane

29h 15m

2 stops

SJO1:15 pmSan José Juan Santamaria Intl

$477

Find similar

United Airlines

Jan 16

SJO2:05 pmSan José Juan Santamaria Intl

44h 51m

2 stops

IDA9:56 amIdaho Falls Fanning Field

Jan 19

IDA2:40 pmIdaho Falls Fanning Field

26h 36m

2 stops

SJO6:16 pmSan José Juan Santamaria Intl

$564

Find similar

United Airlines

Dec 25

SJO7:30 amSan José Juan Santamaria Intl

15h 28m

1 stop

GEG8:58 pmSpokane

Jan 1

GEG6:00 amSpokane

24h 32m

1 stop

SJO8:32 amSan José Juan Santamaria Intl

$611

Find similar

Alaska Airlines flights from Costa Rica to Idaho

Our best Alaska Airlines deals on Costa Rica to Idaho flight tickets

Alaska Airlines

Dec 24

SJO1:30 amSan José Juan Santamaria Intl

25h 02m

2 stops

GEG12:32 amSpokane

Jan 1

GEG5:00 amSpokane

16h 59m

2 stops

SJO11:59 pmSan José Juan Santamaria Intl

$662

Find similar

Alaska Airlines

Dec 24

SJO1:30 amSan José Juan Santamaria Intl

23h 23m

1 stop

GEG10:53 pmSpokane

Jan 1

GEG5:00 amSpokane

16h 59m

2 stops

SJO11:59 pmSan José Juan Santamaria Intl

$670

Find similar

Alaska Airlines

Jan 15

SJO1:16 amSan José Juan Santamaria Intl

22h 43m

2 stops

IDA10:59 pmIdaho Falls Fanning Field

Jan 19

IDA9:00 amIdaho Falls Fanning Field

13h 59m

2 stops

SJO11:59 pmSan José Juan Santamaria Intl

$826

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Thu 12/25

6:30 am-8:58 pm

2 stops16h 28m

Spokane

Thu 1/1

6:00 am-1:15 pm

2 stops29h 15m

$477

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Fri 1/16

2:05 pm-9:56 am

2 stops44h 51m

Idaho Falls Fanning Field

Mon 1/19

2:40 pm-6:16 pm

2 stops26h 36m

$564

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Thu 12/25

7:30 am-8:58 pm

1 stop15h 28m

Spokane

Thu 1/1

6:00 am-8:32 am

1 stop24h 32m

$611

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sun 1/11

6:30 am-10:44 am

2 stops30h 14m

Spokane

Wed 2/11

6:53 am-8:39 pm

2 stops35h 46m

$638

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 12/24

1:30 am-12:32 am

2 stops25h 02m

Spokane

Thu 1/1

5:00 am-11:59 pm

2 stops16h 59m

$662

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 12/24

1:30 am-10:53 pm

1 stop23h 23m

Spokane

Thu 1/1

5:00 am-11:59 pm

2 stops16h 59m

$670

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Fri 1/16

4:01 pm-1:37 pm

2 stops22h 36m

Idaho Falls Fanning Field

Mon 1/19

2:07 pm-3:01 pm

1 stop23h 54m

$677

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 12/24

12:34 am-6:35 pm

1 stop20h 01m

Spokane

Thu 1/1

5:28 am-10:45 pm

1 stop15h 17m

$707

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Fri 12/12

7:22 am-11:59 am

3 stops29h 37m

Idaho Falls Fanning Field

Fri 12/19

9:20 pm-3:20 pm

3 stops17h 00m

$1,012

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sat 1/10

1:16 am-4:19 pm

1 stop17h 03m

Spokane

Wed 2/11

12:10 pm-9:35 am

2 stops19h 25m

$1,070

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Costa Rica to Idaho

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Idaho?

In general, July is the cheapest month to fly from Costa Rica to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $307. If you don’t want to visit Idaho in July, then you should wait until June to fly from Costa Rica, when ticket prices are also cheap, with an average price of $340.

What is the cheapest day to depart on your flight to Idaho?

Our data shows that Tuesday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $443. On the other hand, Friday is the most expensive day to depart from Costa Rica because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $706.

What is the cheapest time of day to depart on your flight to Idaho?

According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from Costa Rica to Idaho at noon for as low as $434. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $668 per ticket.

Can stopping save me money on Costa Rica to Idaho flights?

You could potentially save up to 2% on your flight if you consider stops on a Costa Rica to Idaho flight.

Cheap Costa Rica to Idaho flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Costa Rica to Idaho

Direct flights	None

There are no direct flights from Costa Rica to Idaho. There are no popular flight routes from Costa Rica to Idaho.

Search flight deals

When did momondo last update prices for flights from Costa Rica to Idaho?
Prices for flights from Costa Rica to Idaho are refreshed on a daily basis.
How many operators does momondo search for flights from Costa Rica to Idaho?
As of November 2025, there is 1 operator available to choose from for flights from Costa Rica to Idaho.
How old do you have to be to fly from Costa Rica to Idaho?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Costa Rica to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents you'll need for your trip to Idaho may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Costa Rica to Idaho

Compare and see reviews for airlines that fly from Costa Rica to Idaho with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $311	Free Cancellation	Rating 7.4 9,002 reviews		Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Costa Rica to Idaho?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Costa Rica to Idaho for you.

Can I find flights from Costa Rica to Idaho with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Costa Rica to Idaho flights to just show those with flexible booking policies.

How can momondo help me find flights from Costa Rica to Idaho?

Once you have performed a search for Costa Rica to Idaho flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Costa Rica to Idaho right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Costa Rica to Idaho flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.