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

United Airlines and American 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 July 2025, there are 2 operators 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.

$210 Cheap Flights from Costa Rica to Idaho in 2025

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Find the cheapest flights from Costa Rica to Idaho

Round-trip

One-way

Last minute

Recent round-trip flight deals from Costa Rica to Idaho

8:45 am - 11:02 pmSJO-GEG

15h 17m1 stop

12:35 pm - 7:15 amGEG-SJO

17h 40m1 stop

$282United Airlines

Find Deal

Mon, Aug 18 - Tue, Aug 26

8:45 am - 11:08 pmSJO-GEG

15h 23m1 stop

12:35 pm - 7:15 amGEG-SJO

17h 40m1 stop

$291United Airlines

Find Deal

Sat, Aug 16 - Thu, Aug 28

8:37 am - 10:38 amSJO-GEG

27h 01m1 stop

12:35 pm - 7:15 amGEG-SJO

17h 40m1 stop

$295United Airlines

Find Deal

Tue, Sep 16 - Mon, Sep 29

8:37 am - 10:38 amSJO-GEG

27h 01m1 stop

7:15 am - 7:15 amGEG-SJO

23h 00m1 stop

$298United Airlines

Find Deal

Mon, Sep 15 - Wed, Oct 1

1:35 pm - 12:35 pmSJO-GEG

24h 00m2 stops

6:52 am - 12:08 pmGEG-SJO

28h 16m2 stops

$301Delta

Find Deal

Wed, Sep 17 - Sun, Sep 28

1:35 pm - 1:55 pmSJO-GEG

25h 20m2 stops

11:20 am - 11:56 amGEG-SJO

23h 36m2 stops

$350Delta

Find Deal

Wed, Oct 1 - Sat, Oct 25

2:15 pm - 11:39 amSJO-GEG

22h 24m2 stops

6:00 am - 12:55 pmGEG-SJO

29h 55m2 stops

$363American Airlines

Find Deal

Thu, Aug 21 - Sun, Aug 24

7:27 am - 1:14 pmSJO-GEG

30h 47m2 stops

12:35 pm - 11:12 amGEG-SJO

21h 37m2 stops

$370American Airlines

Find Deal

Tue, Sep 16 - Tue, Sep 30

1:11 am - 11:59 pmSJO-IDA

22h 48m2 stops

6:05 am - 11:51 pmIDA-SJO

17h 46m2 stops

$499Alaska Airlines

Find Deal

Mon, Oct 27 - Fri, Oct 31

11:20 am - 10:54 pmLIR-BOI

11h 34m1 stop

8:27 pm - 6:20 amBOI-LIR

9h 53m1 stop

$640Alaska Airlines

Find Deal

Fri, Aug 22 - Tue, Aug 26

Alaska Airlines flights from Costa Rica to Idaho

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

Alaska Airlines

Oct 27

SJO1:11 amSan José Juan Santamaria Intl

22h 48m

2 stops

IDA11:59 pmIdaho Falls Fanning Field

Oct 31

IDA6:05 amIdaho Falls Fanning Field

17h 46m

2 stops

SJO11:51 pmSan José Juan Santamaria Intl

$499

Find similar

Alaska Airlines

Aug 4

SJO12:50 amSan José Juan Santamaria Intl

19h 00m

2 stops

GEG6:50 pmSpokane

Aug 12

GEG7:00 amSpokane

15h 30m

2 stops

SJO11:30 pmSan José Juan Santamaria Intl

$522

Find similar

Alaska Airlines

Aug 7

LIR4:58 pmLiberia

22h 06m

2 stops

BOI3:04 pmBoise Air Term. Gowen Fld

Aug 20

BOI8:27 pmBoise Air Term. Gowen Fld

9h 53m

1 stop

LIR6:20 amLiberia

$592

Find similar

American Airlines flights from Costa Rica to Idaho

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

American Airlines

Aug 21

SJO2:15 pmSan José Juan Santamaria Intl

22h 24m

2 stops

GEG11:39 amSpokane

Aug 24

GEG6:00 amSpokane

29h 55m

2 stops

SJO12:55 pmSan José Juan Santamaria Intl

$363

Find similar

American Airlines

Sep 16

SJO7:27 amSan José Juan Santamaria Intl

30h 47m

2 stops

GEG1:14 pmSpokane

Sep 30

GEG12:35 pmSpokane

21h 37m

2 stops

SJO11:12 amSan José Juan Santamaria Intl

$370

Find similar

American Airlines

Aug 21

SJO2:15 pmSan José Juan Santamaria Intl

22h 24m

2 stops

GEG11:39 amSpokane

Aug 25

GEG12:29 pmSpokane

22h 26m

2 stops

SJO11:55 amSan José Juan Santamaria Intl

$371

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Mon 8/18

8:45 am-11:02 pm

1 stop15h 17m

Spokane

Tue 8/26

12:35 pm-7:15 am

1 stop17h 40m

$282

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Sat 8/16

8:45 am-11:08 pm

1 stop15h 23m

Spokane

Thu 8/28

12:35 pm-7:15 am

1 stop17h 40m

$291

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Tue 9/16

8:37 am-10:38 am

1 stop27h 01m

Spokane

Mon 9/29

12:35 pm-7:15 am

1 stop17h 40m

$295

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Mon 9/15

8:37 am-10:38 am

1 stop27h 01m

Spokane

Wed 10/1

7:15 am-7:15 am

1 stop23h 00m

$298

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 9/17

1:35 pm-12:35 pm

2 stops24h 00m

Spokane

Sun 9/28

6:52 am-12:08 pm

2 stops28h 16m

$301

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Wed 10/1

1:35 pm-1:55 pm

2 stops25h 20m

Spokane

Sat 10/25

11:20 am-11:56 am

2 stops23h 36m

$350

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Thu 8/21

2:15 pm-11:39 am

2 stops22h 24m

Spokane

Sun 8/24

6:00 am-12:55 pm

2 stops29h 55m

$363

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Tue 9/16

7:27 am-1:14 pm

2 stops30h 47m

Spokane

Tue 9/30

12:35 pm-11:12 am

2 stops21h 37m

$370

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

Mon 10/27

1:11 am-11:59 pm

2 stops22h 48m

Idaho Falls Fanning Field

Fri 10/31

6:05 am-11:51 pm

2 stops17h 46m

$499

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

Fri 8/22

11:20 am-10:54 pm

1 stop11h 34m

Boise Air Term. Gowen Fld

Tue 8/26

8:27 pm-6:20 am

1 stop9h 53m

$640

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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, June 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 $340. If you don’t want to visit Idaho in June, then you should wait until March to fly from Costa Rica, when ticket prices are also cheap, with an average price of $406.

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 20% 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

Best Price Found	$210
Fastest flight time	8h 52m
Direct flights	None
Airports in Idaho	3 airports

The best one-way flight to Idaho from Costa Rica in the past 72 hours is $210. The best round-trip flight deal from Costa Rica to Idaho found on momondo in the last 72 hours is $282.

The fastest flight from Costa Rica to Idaho takes 8h 52m

There are no direct flights from Costa Rica to Idaho. Popular non-direct routes for this connection are San José Juan Santamaria Intl Airport - Spokane Airport and Liberia Airport - Boise Air Term. Gowen Fld Airport.

There are 3 airports near Idaho: Idaho Falls Fanning Field (IDA), Spokane (GEG), Boise Air Term. Gowen Fld (BOI)

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 July 2025, there are 2 operators 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
American Airlines	PriceFrom $262	Free Cancellation	Rating 7.2 10,000 reviews		Search American Airlines flights
United Airlines	PriceFrom $311	Free Cancellation	Rating 7.4 8,900 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.