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

United Airlines and Copa 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 April 2026, 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.

$225 Cheap Flights from Costa Rica to Idaho in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Costa Rica to Idaho

Round-trip

One-way

Recent round-trip flight deals from Costa Rica to Idaho

Enter your travel dates to find the best prices.

5:45 am - 10:52 pm

SJO

GEG

18h 07m

2 stops

7:00 am - 11:15 pm

GEG

SJO

15h 15m

2 stops

$470Multiple Airlines

sáb., may. 30 - sáb., jun. 6

12:30 am - 11:30 am

SJO

GEG

12h 00m

1 stop

6:00 am - 10:11 am

GEG

SJO

27h 11m

2 stops

$474United Airlines

vie., may. 29 - sáb., jun. 6

8:45 am - 10:27 am

SJO

GEG

26h 42m

1 stop

5:00 am - 10:11 am

GEG

SJO

28h 11m

2 stops

$569United Airlines

lun., jul. 6 - jue., jul. 16

1:29 pm - 11:30 am

SJO

IDA

22h 01m

2 stops

12:46 pm - 1:52 pm

IDA

SJO

25h 06m

2 stops

$575American Airlines

jue., ago. 13 - jue., ago. 20

2:22 pm - 2:19 pm

SJO

GEG

24h 57m

2 stops

12:51 pm - 10:42 pm

GEG

SJO

8h 51m

1 stop

$589American Airlines

mar., may. 5 - vie., may. 22

2:12 pm - 8:45 pm

SJO

GEG

31h 33m

1 stop

5:16 am - 10:38 pm

GEG

SJO

16h 22m

1 stop

$611American Airlines

lun., jul. 6 - jue., jul. 16

1:28 pm - 11:07 pm

SJO

GEG

34h 39m

3 stops

4:16 pm - 11:43 pm

GEG

SJO

30h 27m

2 stops

$640Aeromexico

lun., jul. 6 - jue., jul. 16

1:28 pm - 11:07 pm

SJO

GEG

34h 39m

2 stops

4:16 pm - 11:43 pm

GEG

SJO

30h 27m

2 stops

$644Aeromexico

lun., jul. 6 - jue., jul. 16

11:20 am - 11:01 pm

LIR

BOI

11h 41m

1 stop

7:14 pm - 6:20 am

BOI

LIR

11h 06m

1 stop

$751Alaska Airlines

vie., may. 1 - lun., may. 4

11:20 am - 11:01 pm

LIR

BOI

11h 41m

1 stop

7:14 pm - 6:20 am

BOI

LIR

11h 06m

1 stop

$785Alaska Airlines

vie., may. 1 - lun., may. 4

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Alaska Airlines flights from Costa Rica to Idaho

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

Alaska Airlines

May 1

LIR11:20 amLiberia

11h 41m

1 stop

BOI11:01 pmBoise Air Term. Gowen Fld

May 4

BOI7:14 pmBoise Air Term. Gowen Fld

11h 06m

1 stop

LIR6:20 amLiberia

$751

Alaska Airlines

May 1

LIR11:20 amLiberia

11h 41m

1 stop

BOI11:01 pmBoise Air Term. Gowen Fld

May 4

BOI7:14 pmBoise Air Term. Gowen Fld

11h 06m

1 stop

LIR6:20 amLiberia

$785

Alaska Airlines

May 1

LIR11:20 amLiberia

11h 41m

1 stop

BOI11:01 pmBoise Air Term. Gowen Fld

May 4

BOI6:08 pmBoise Air Term. Gowen Fld

12h 12m

2 stops

LIR6:20 amLiberia

$789

United Airlines flights from Costa Rica to Idaho

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

United Airlines

May 29

SJO12:30 amSan José Juan Santamaria Intl

12h 00m

1 stop

GEG11:30 amSpokane

Jun 6

GEG6:00 amSpokane

27h 11m

2 stops

SJO10:11 amSan José Juan Santamaria Intl

$474

United Airlines

Jul 6

SJO8:45 amSan José Juan Santamaria Intl

26h 42m

1 stop

GEG10:27 amSpokane

Jul 16

GEG5:00 amSpokane

28h 11m

2 stops

SJO10:11 amSan José Juan Santamaria Intl

$569

United Airlines

May 5

SJO7:55 amSan José Juan Santamaria Intl

38h 21m

2 stops

GEG9:16 pmSpokane

May 22

GEG6:00 amSpokane

39h 39m

2 stops

SJO10:39 pmSan José Juan Santamaria Intl

$643

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

sáb. 5/30

5:45 am-10:52 pm

2 stops18h 07m

Spokane

sáb. 6/6

7:00 am-11:15 pm

2 stops15h 15m

$470

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

vie. 5/29

12:30 am-11:30 am

1 stop12h 00m

Spokane

sáb. 6/6

6:00 am-10:11 am

2 stops27h 11m

$474

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

lun. 7/6

8:45 am-10:27 am

1 stop26h 42m

Spokane

jue. 7/16

5:00 am-10:11 am

2 stops28h 11m

$569

San JoséIdaho Falls

SJO - IDA

SJOIDA

San José Juan Santamaria Intl

jue. 8/13

1:29 pm-11:30 am

2 stops22h 01m

Idaho Falls Fanning Field

jue. 8/20

12:46 pm-1:52 pm

2 stops25h 06m

$575

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

mar. 5/5

2:22 pm-2:19 pm

2 stops24h 57m

Spokane

vie. 5/22

12:51 pm-10:42 pm

1 stop8h 51m

$589

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

lun. 7/6

2:12 pm-8:45 pm

1 stop31h 33m

Spokane

jue. 7/16

5:16 am-10:38 pm

1 stop16h 22m

$611

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

lun. 7/6

1:28 pm-11:07 pm

3 stops34h 39m

Spokane

jue. 7/16

4:16 pm-11:43 pm

2 stops30h 27m

$640

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

lun. 7/6

1:28 pm-11:07 pm

2 stops34h 39m

Spokane

jue. 7/16

4:16 pm-11:43 pm

2 stops30h 27m

$644

Quickest round-trip

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

vie. 5/1

11:20 am-11:01 pm

1 stop11h 41m

Boise Air Term. Gowen Fld

lun. 5/4

7:14 pm-6:20 am

1 stop11h 06m

$751

LiberiaBoise

LIR - BOI

LIRBOI

Liberia

vie. 5/1

11:20 am-11:01 pm

1 stop11h 41m

Boise Air Term. Gowen Fld

lun. 5/4

7:14 pm-6:20 am

1 stop11h 06m

$785

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 October to fly from Costa Rica, when ticket prices are also cheap, with an average price of $337.

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

You could potentially save up to 45% 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

Fastest flight time	10h 39m
Direct flights	None

The fastest flight from Costa Rica to Idaho takes 10h 39m

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

Search flight deals

Frequently asked questions about flying 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 April 2026, 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 $300	Free Cancellation	Rating 7.4 9,602 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.