What are the cheapest airlines to fly from Idaho to Costa Rica one-way?

The cheapest airlines for a one-way flight from Idaho to Costa Rica are Delta ($223), United Airlines ($251), and American Airlines ($528).

Can I find flights from Idaho to Costa Rica for under $500 on Cheapflights?

Yes, there are multiple flights from Idaho to Costa Rica for under $500. The cheapest flight booked recently is on American Airlines for just $488, but on average you can expect to pay $525.

Are there last-minute flights available from Idaho to Costa Rica for under $600?

There are currently 20+ open flights from Idaho to Costa Rica within the next 7 days for less than $600.

Which airlines flying from Idaho to Costa Rica have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Idaho to Costa Rica that may be offering flexible cancellation policies are American Airlines, United Airlines, and Alaska Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

What is the cheapest month to fly from Idaho to Costa Rica?

Flights from Idaho to Costa Rica lean towards being more expensive in March. Prices are generally better when you fly from Idaho to Costa Rica in April, with the cheapest ticket starting at $467.

When is the cheapest time to fly from Idaho to Costa Rica (ID - CR)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Costa Rica as you normally would.

Cheap Flights from Idaho (ID) to Costa Rica from $223 - Find Tickets & Airfare Deals at Cheapflights.com

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 8% on flights from Idaho to Costa Rica compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $854. For sooner than that we have options available in the next 3 days from $878.

Cheap flights from Idaho to Costa Rica in June, July 2023

Scroll through some of the best deals on flights from Idaho to Costa Rica in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Jun 28 - Sep 26

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

23h 16m

SJO

San José Juan Santamaria Intl

GEG

Spokane

1 stop

15h 12m

$558

American Airlines

Deal found 6/7

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

25h 46m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

27h 29m

$558

United Airlines

Deal found 6/8

Jun 18 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

36h 54m

SJO

San José Juan Santamaria Intl

GEG

Spokane

1 stop

15h 22m

$565

United Airlines

Deal found 6/8

Jun 19 - Jul 3

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

20h 52m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

25h 17m

$587

Spirit Airlines

Deal found 6/7

Jun 18 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

36h 54m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

16h 27m

$589

United Airlines

Deal found 6/8

Jun 11 - Jun 13

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

14h 10m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

14h 02m

$628

United Airlines

Deal found 6/8

Jun 17 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

26h 06m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

16h 27m

$640

United Airlines

Deal found 6/7

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

1 stop

16h 50m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

27h 29m

$644

United Airlines

Deal found 6/8

Jun 19 - Jul 2

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

20h 52m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

37h 58m

$674

Spirit Airlines

Deal found 6/7

Idaho to Costa Rica 2023 flight deals

Scroll through some of the best deals on flights from Idaho to Costa Rica in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Oct 23 - Nov 4

IDA

Idaho Falls Fanning Field

SJO

San José Juan Santamaria Intl

2 stops

29h 03m

SJO

San José Juan Santamaria Intl

IDA

Idaho Falls Fanning Field

2 stops

29h 24m

$488

American Airlines

Deal found 6/8

Aug 30 - Sep 9

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

21h 23m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

22h 50m

$488

American Airlines

Deal found 6/7

Sep 9 - Sep 21

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

18h 06m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

24h 52m

$488

Delta

Deal found 6/7

Sep 14 - Sep 22

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

38h 21m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

32h 21m

$500

Alaska Airlines

Deal found 6/7

Oct 8 - Oct 14

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

27h 40m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

29h 40m

$507

American Airlines

Deal found 6/7

Sep 14 - Sep 23

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

1 stop

28h 40m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

28h 29m

$514

American Airlines

Deal found 6/7

Sep 14 - Sep 23

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

29h 44m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

28h 29m

$519

American Airlines

Deal found 6/7

Oct 7 - Oct 14

BOI

Boise Air Term. Gowen Fld

LIR

Liberia

2 stops

18h 55m

LIR

Liberia

BOI

Boise Air Term. Gowen Fld

2 stops

20h 00m

$525

American Airlines

Deal found 6/7

Sep 3 - Sep 9

BOI

Boise Air Term. Gowen Fld

LIR

Liberia

2 stops

21h 58m

LIR

Liberia

BOI

Boise Air Term. Gowen Fld

2 stops

31h 25m

$526

American Airlines

Deal found 6/7

Cheap United Airlines flights from Idaho to Costa Rica

Take a look at some of the lowest-priced United Airlines flights heading from Idaho to Costa Rica. Deals update often to give you more flight options matching your criteria

Aug 3 - Aug 7

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

17h 12m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

32h 08m

$546

United Airlines

Deal found 6/7

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

25h 46m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

27h 29m

$558

United Airlines

Deal found 6/8

Jun 18 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

36h 54m

SJO

San José Juan Santamaria Intl

GEG

Spokane

1 stop

15h 22m

$565

United Airlines

Deal found 6/8

Jun 18 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

36h 54m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

16h 27m

$589

United Airlines

Deal found 6/8

Jun 17 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

26h 06m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

16h 27m

$640

United Airlines

Deal found 6/7

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

1 stop

16h 50m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

27h 29m

$644

United Airlines

Deal found 6/8

Aug 3 - Aug 7

GEG

Spokane

SJO

San José Juan Santamaria Intl

1 stop

27h 55m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

34h 53m

$666

United Airlines

Deal found 6/7

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

25h 46m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

21h 04m

$704

United Airlines

Deal found 6/8

Jul 7 - Jul 14

BOI

Boise Air Term. Gowen Fld

LIR

Liberia

2 stops

44h 19m

LIR

Liberia

BOI

Boise Air Term. Gowen Fld

2 stops

28h 52m

$720

United Airlines

Deal found 6/8

Cheap Alaska Airlines flights from Idaho to Costa Rica

To aid your search, here are some of the cheapest Alaska Airlines flights we've found from Idaho to Costa Rica. Deals are refreshing constantly so come back soon for more options.

Sep 14 - Sep 22

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

38h 21m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

32h 21m

$500

Alaska Airlines

Deal found 6/7

Sep 9 - Sep 20

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

28h 26m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

11h 31m

$552

Alaska Airlines

Deal found 6/7

Sep 9 - Sep 20

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

28h 26m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

32h 21m

$553

Alaska Airlines

Deal found 6/7

Aug 30 - Sep 8

GEG

Spokane

SJO

San José Juan Santamaria Intl

1 stop

14h 33m

SJO

San José Juan Santamaria Intl

GEG

Spokane

1 stop

22h 32m

$563

Alaska Airlines

Deal found 6/7

Sep 3 - Sep 9

BOI

Boise Air Term. Gowen Fld

LIR

Liberia

1 stop

10h 23m

LIR

Liberia

BOI

Boise Air Term. Gowen Fld

1 stop

24h 41m

$650

Alaska Airlines

Deal found 6/7

Aug 3 - Aug 6

GEG

Spokane

SJO

San José Juan Santamaria Intl

1 stop

14h 59m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

32h 14m

$708

Alaska Airlines

Deal found 6/7

Aug 3 - Aug 6

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

39h 59m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

32h 14m

$724

Alaska Airlines

Deal found 6/7

Sep 9 - Sep 20

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

1 stop

16h 11m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

11h 31m

$732

Alaska Airlines

Deal found 6/7

Oct 8 - Oct 13

GEG

Spokane

SJO

San José Juan Santamaria Intl

1 stop

15h 44m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

33h 16m

$819

Alaska Airlines

Deal found 6/7

Last minute flights from Idaho to Costa Rica

Users seeking a last-minute flight from Idaho to Costa Rica should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

25h 46m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

27h 29m

$558

United Airlines

Deal found 6/8

Jun 18 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

36h 54m

SJO

San José Juan Santamaria Intl

GEG

Spokane

1 stop

15h 22m

$565

United Airlines

Deal found 6/8

Jun 18 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

36h 54m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

16h 27m

$589

United Airlines

Deal found 6/8

Jun 17 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

2 stops

26h 06m

SJO

San José Juan Santamaria Intl

GEG

Spokane

2 stops

16h 27m

$640

United Airlines

Deal found 6/7

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

1 stop

16h 50m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

27h 29m

$644

United Airlines

Deal found 6/8

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

25h 46m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

21h 04m

$704

United Airlines

Deal found 6/8

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

20h 52m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

2 stops

25h 17m

$777

Spirit Airlines

Deal found 6/7

Jun 17 - Jun 24

GEG

Spokane

SJO

San José Juan Santamaria Intl

1 stop

14h 31m

SJO

San José Juan Santamaria Intl

GEG

Spokane

1 stop

15h 22m

$779

United Airlines

Deal found 6/7

Jun 17 - Jun 24

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

16h 47m

SJO

San José Juan Santamaria Intl

BOI

Boise Air Term. Gowen Fld

1 stop

11h 31m

$794

United Airlines

Deal found 6/7

One-way flights to Costa Rica from Idaho

If you're seeking multiple options on one-way flights from Idaho to Costa Rica, be sure to check out these deals, which are updated often. Users in need of a round-trip flight from Idaho to Costa Rica instead should update the search form at the top of page.

Sep 13

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

20h 54m

$223

Delta

Deal found 6/8

Sep 13

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

1 stop

21h 54m

$234

Delta

Deal found 6/8

Nov 30

BOI

Boise Air Term. Gowen Fld

LIR

Liberia

2 stops

24h 45m

$251

United Airlines

Deal found 6/8

Nov 30

BOI

Boise Air Term. Gowen Fld

LIR

Liberia

1 stop

21h 58m

$380

United Airlines

Deal found 6/8

Sep 13

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

1 stop

11h 33m

$528

American Airlines

Deal found 6/7

Sep 13

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

2 stops

15h 21m

$653

Alaska Airlines

Deal found 6/8

Sep 13

BOI

Boise Air Term. Gowen Fld

SJO

San José Juan Santamaria Intl

1 stop

16h 11m

$719

Alaska Airlines

Deal found 6/8

Find flights from Idaho to Costa Rica within your budget

Fly from

Fly to

Budget

$488 - $1,069

Route

Depart

Return

Price

Idaho Falls Fanning FieldSan José Juan Santamaria Intl

IDA - SJO

IDASJO

Idaho Falls Fanning Field

Mon 10/23

2 stops29h 03m

San José Juan Santamaria Intl

Sat 11/4

2 stops29h 24m

$488

Pick Dates

Boise Air Term. Gowen FldSan José Juan Santamaria Intl

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Sat 9/9

2 stops18h 06m

San José Juan Santamaria Intl

Thu 9/21

2 stops24h 52m

$488

Pick Dates

SpokaneSan José Juan Santamaria Intl

GEG - SJO

GEGSJO

Spokane

Wed 8/30

2 stops21h 23m

San José Juan Santamaria Intl

Sat 9/9

2 stops22h 50m

$488

Pick Dates

Boise Air Term. Gowen FldSan José Juan Santamaria Intl

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Thu 9/14

2 stops38h 21m

San José Juan Santamaria Intl

Fri 9/22

2 stops32h 21m

$500

Pick Dates

SpokaneSan José Juan Santamaria Intl

GEG - SJO

GEGSJO

Spokane

Sun 10/8

2 stops27h 40m

San José Juan Santamaria Intl

Sat 10/14

2 stops29h 40m

$507

Pick Dates

SpokaneSan José Juan Santamaria Intl

GEG - SJO

GEGSJO

Spokane

Thu 8/3

2 stops17h 12m

San José Juan Santamaria Intl

Mon 8/7

2 stops32h 08m

$546

Pick Dates

Boise Air Term. Gowen FldSan José Juan Santamaria Intl

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Sat 9/9

2 stops28h 26m

San José Juan Santamaria Intl

Wed 9/20

1 stop11h 31m

$552

Pick Dates

Boise Air Term. Gowen FldSan José Juan Santamaria Intl

BOI - SJO

BOISJO

Boise Air Term. Gowen Fld

Mon 6/19

2 stops20h 52m

San José Juan Santamaria Intl

Mon 7/3

2 stops25h 17m

$587

Pick Dates

SpokaneLiberia

GEG - LIR

GEGLIR

Spokane

Sun 7/16

1 stop30h 12m

Liberia

Wed 8/16

2 stops24h 36m

$1,069

Pick Dates

Flights are sorted by cheapest first

Deals found on 6/8

Reviews of airlines servicing Costa Rica

Read through reviews of airlines operating flights from Idaho to Costa Rica, such as United Airlines, Alaska Airlines and American Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

WestJet Encore

10.0

Wonderful

1 review

Check prices

Reviews

1 / 1

Pros: Overall great flight

Cons: The people in front of us were over served and loud

WestJet Encore

10.0

Wonderful

1 review

WestJet Encore

10.0

Wonderful

1 review

Check prices

Reviews

1 / 1

Pros: Overall great flight

Cons: The people in front of us were over served and loud

Alaska Airlines

8.0

Very good

1,376 reviews

WestJet Encore

10.0

Wonderful

1 review

Check prices

Reviews

1 / 1

Pros: Overall great flight

Cons: The people in front of us were over served and loud

Delta

8.0

Very good

2,415 reviews

WestJet Encore

10.0

Wonderful

1 review

Check prices

Reviews

1 / 1

Pros: Overall great flight

Cons: The people in front of us were over served and loud

United Airlines

7.6

Good

1,569 reviews

WestJet Encore

10.0

Wonderful

1 review

Check prices

Reviews

1 / 1

Pros: Overall great flight

Cons: The people in front of us were over served and loud

American Airlines

7.3

Good

2,149 reviews

WestJet Encore

10.0

Wonderful

1 review

Check prices

Reviews

1 / 1

Pros: Overall great flight

Cons: The people in front of us were over served and loud

Related info for your journey

BOI and SJO are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. BOI to SJO refers to a flight route from Boise Air Term. Gowen Fld Airport to San José Juan Santamaria Intl Airport. Liberia Airport (LIR), Limon Airport (LIO), San José Tobias Bolanos Intl Airport (SYQ), Tamarindo Airport (TNO), Quepos Airport (XQP) are some additional IATA codes for airports related to your trip.

Flights to Costa Rica from Idaho

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Top 5 airlines flying from Idaho to Costa Rica

Airline	Cheapest	Average	Flexibility	On-time	COVID-19 safety
American Airlines	Cheapest$430	Average$585	FlexibilityNo cancel fee	On-time71%	COVID-19 safety	Search American Airlines flights
Delta	Cheapest$437	Average$816	FlexibilityNo cancel fee	On-timeN/A	COVID-19 safety	Search Delta flights
Alaska Airlines	Cheapest$448	Average$826	FlexibilityNo cancel fee	On-time75%	COVID-19 safety	Search Alaska Airlines flights
United Airlines	Cheapest$491	Average$1,053	FlexibilityNo cancel fee	On-time69%	COVID-19 safety	Search United Airlines flights
Copa Airlines	Cheapest$541	Average$793	FlexibilityNo cancel fee	On-time70%	COVID-19 safety	Search Copa Airlines flights

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Cheap flights from Idaho to Costa Rica from $223

This is the cheapest one-way flight price, found on 6/8. Prices may vary by date and flight preferences.

How far in advance should I book a flight from Idaho to Costa Rica?

What is the cheapest month to fly from Idaho to Costa Rica?

When is the cheapest time to fly from Idaho to Costa Rica (ID - CR)?

Cheap flights from Idaho to Costa Rica in June, July 2023

The best prices found for Idaho to Costa Rica flights for June, July

Scroll through some of the best deals on flights from Idaho to Costa Rica in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Idaho to Costa Rica 2023 flight deals

Cheap flights to Costa Rica from Idaho found for this year

Scroll through some of the best deals on flights from Idaho to Costa Rica in 2023. If these deals don't appeal to you, be sure to come back soon for more options.

Cheap United Airlines flights from Idaho to Costa Rica

Take a look at some of the lowest-priced United Airlines flights heading from Idaho to Costa Rica. Deals update often to give you more flight options matching your criteria

Cheap Alaska Airlines flights from Idaho to Costa Rica

To aid your search, here are some of the cheapest Alaska Airlines flights we've found from Idaho to Costa Rica. Deals are refreshing constantly so come back soon for more options.

Last minute flights from Idaho to Costa Rica

Late deals on return flights to Costa Rica from Idaho, departing today and this week

Users seeking a last-minute flight from Idaho to Costa Rica should consider booking one of these fares. It's wise to confirm all flight details are correct before booking.

One-way flights to Costa Rica from Idaho

The cheapest one-way flights from Idaho to Costa Rica

If you're seeking multiple options on one-way flights from Idaho to Costa Rica, be sure to check out these deals, which are updated often. Users in need of a round-trip flight from Idaho to Costa Rica instead should update the search form at the top of page.

Find flights from Idaho to Costa Rica within your budget

Use the slider to find flights from Idaho to Costa Rica that fit your budget.

Reviews of airlines servicing Costa Rica

Related info for your journey

Useful info, stats and facts about Idaho to Costa Rica flights.

Which airlines flying from Idaho to Costa Rica have flexible cancellations due to COVID-19?

Can I find flights from Idaho to Costa Rica for under $500 on Cheapflights?

Are there last-minute flights available from Idaho to Costa Rica for under $600?

What are the cheapest airlines to fly from Idaho to Costa Rica one-way?

What does BOI to SJO mean?

Flights to Costa Rica from Idaho

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Top 5 airlines flying from Idaho to Costa Rica

The chart below displays the airlines Cheapflights users traveling from Idaho to Costa Rica choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

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