HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Costa Rica

$213+ Cheap flights from Alaska to Costa Rica

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 5/12. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — SJO
Apr 29 — May 61
Tue 4/29
Tue 5/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Alaska to Costa Rica with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Alaska to Costa Rica

Keep the following information in mind while searching for Alaska to Costa Rica flight deals. Data was last updated April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$530
(Alaska Airlines)

One-way from

$213
(Alaska Airlines)

Popular in

October

Cheapest in

August

Average price

$915
Provider with most accurate pricing for Anchorage-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Anchorage-San José Juan Santamaria Intl flights.
Search Deals
From Alaska to Costa Rica
Search Deals
One-way flight from Alaska to Costa Rica
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Alaska to Costa Rica

Cheapest flights from Alaska to Costa Rica
Explore the most affordable flight options available from Alaska to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Mon 5/55:25 pmANC - SJO
2 stops28h 27mAlaska Airlines
Mon 5/191:06 amSJO - ANC
2 stops24h 52mAlaska Airlines
Deal found 4/23$530
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 5/2011:44 pmANC - SJO
2 stops41h 53mUnited Airlines
Tue 5/278:45 amSJO - ANC
1 stop16h 07mUnited Airlines
Deal found 4/23$554
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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.
Fri 9/59:00 amANC - LIR
2 stops43h 20mAlaska Airlines
Fri 9/1211:20 amLIR - ANC
2 stops17h 27mAlaska Airlines
Deal found 4/24$613
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 10/18:55 pmANC - LIR
1 stop14h 06mAmerican Airlines
Wed 10/82:03 pmLIR - ANC
1 stop30h 36mAmerican Airlines
Deal found 4/23$721
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Tue 5/208:27 pmANC - SJO
1 stop14h 48mAmerican Airlines
Tue 5/2711:59 pmSJO - ANC
1 stop21h 11mAmerican Airlines
Deal found 4/23$782
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 10/15:40 pmANC - LIR
2 stops17h 21mMultiple Airlines
Wed 10/82:03 pmLIR - ANC
1 stop30h 36mMultiple Airlines
Deal found 4/23$802
This United Airlines deal was found by Cheapflights users on 4/23. 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.
Sun 6/292:25 pmANC - LIR
2 stops21h 58mUnited Airlines
Sat 7/53:25 pmLIR - ANC
2 stops33h 09mUnited Airlines
Deal found 4/23$805
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Mon 5/58:27 pmANC - SJO
1 stop14h 48mMultiple Airlines
Tue 5/2011:59 pmSJO - ANC
2 stops14h 51mMultiple Airlines
Deal found 4/23$884

Cheapflights Fare Finder

Customize your flight search to find flights from Alaska to Costa Rica 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 April 24, 2025.
Use the filters below to find and compare flights from Alaska to Costa Rica that are best for you.

Fly from

Alaska

Fly to

Costa Rica

Route

Depart

Return

Price

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Mon 5/5

5:25 pm-11:52 pm

2 stops28h 27m

San José Juan Santamaria Intl

Mon 5/19

1:06 am-11:58 pm

2 stops24h 52m

$530

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Tue 5/20

11:44 pm-7:37 pm

2 stops41h 53m

San José Juan Santamaria Intl

Tue 5/27

8:45 am-10:52 pm

1 stop16h 07m

$554

AnchorageLiberia

ANC - LIR

ANCLIR

Anchorage

Fri 9/5

9:00 am-6:20 am

2 stops43h 20m

Liberia

Fri 9/12

11:20 am-2:47 am

2 stops17h 27m

$613

AnchorageLiberia

ANC - LIR

ANCLIR

Anchorage

Wed 10/1

8:55 pm-1:01 pm

1 stop14h 06m

Liberia

Wed 10/8

2:03 pm-6:39 pm

1 stop30h 36m

$721

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Tue 5/20

8:27 pm-1:15 pm

1 stop14h 48m

San José Juan Santamaria Intl

Tue 5/27

11:59 pm-7:10 pm

1 stop21h 11m

$782

AnchorageLiberia

ANC - LIR

ANCLIR

Anchorage

Wed 10/1

5:40 pm-1:01 pm

2 stops17h 21m

Liberia

Wed 10/8

2:03 pm-6:39 pm

1 stop30h 36m

$802

AnchorageLiberia

ANC - LIR

ANCLIR

Anchorage

Sun 6/29

2:25 pm-2:23 pm

2 stops21h 58m

Liberia

Sat 7/5

3:25 pm-10:34 pm

2 stops33h 09m

$805

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Mon 5/5

8:27 pm-1:15 pm

1 stop14h 48m

San José Juan Santamaria Intl

Tue 5/20

11:59 pm-12:50 pm

2 stops14h 51m

$884

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Mon 5/12

12:55 am-11:52 pm

2 stops20h 57m

$213

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Sun 9/28

1:50 pm-11:53 am

2 stops20h 03m

$280

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 13 results
1
2

Best time to book a flight from Alaska to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Alaska 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 Alaska to Costa Rica

What is the cheapest month to book a flight from Alaska to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Alaska to Costa Rica (average of $398). Flying from Alaska to Costa Rica in March is currently the most expensive (average of $555). 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.

What is the cheapest time of day to fly from AK to CR?

Find hourly flight availability from Alaska to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 24, 2025.

When flying from Alaska to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated April 24, 2025.
See what other customers who have flown with Alaska Airlines, Delta and United Airlines from Alaska to Costa Rica have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,918 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,685 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,918 reviews

Crew

8.5

Boarding

8.2

Entertainment

7.1

Overall

8.0

Comfort

7.9

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Alaska to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $213. Delta flights start at $280 while deals on American Airlines start at $287 one-way.

  • Can I find deals for flights from Alaska to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Alaska to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Alaska to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alaska to Costa Rica.

  • Can I find deals for business class flights from Alaska to Costa Rica?

    Yes. Cheapflights offers flight deals from Alaska to Costa Rica 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 Alaska to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Alaska to Costa Rica (average of $398). Flying from Alaska to Costa Rica in March is currently the most expensive (average of $555). 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 Alaska to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Panama City flights
Newark to San José flights
John F Kennedy Intl to San José flights
Newark to Panama City flights
Los Angeles to San Salvador flights
Los Angeles to Guatemala City flights
Los Angeles to San José flights
John F Kennedy Intl to San Salvador flights
Dallas/Fort Worth to San Salvador flights
Dulles Intl to San Salvador flights
Hobby to San Salvador flights
Dulles Intl to Panama City flights
Miami to Panama City flights
LaGuardia to San José flights
John F Kennedy Intl to Guatemala City flights
George Bush Intcntl to San Salvador flights
San Francisco to San José flights
Newark to Guatemala City flights
LaGuardia to Panama City flights
Newark to Liberia flights
John F Kennedy Intl to Liberia flights
Los Angeles to Liberia flights
Atlanta to San José flights
Dallas/Fort Worth to Panama City flights
Fort Lauderdale to San José flights
Dulles Intl to Guatemala City flights
Reagan-National to San Salvador flights
Los Angeles to Panama City flights
Orlando to Panama City flights
Hobby to San José flights
Hobby to Guatemala City flights
O'Hare Intl to Panama City flights
Baltimore to San Salvador flights
Dulles Intl to San José flights
Orlando to San José flights
George Bush Intcntl to San José flights
Dallas/Fort Worth to San José flights
George Bush Intcntl to Guatemala City flights
Miami to San Salvador flights
LaGuardia to Guatemala City flights
Atlanta to Guatemala City flights
Newark to San Salvador flights
LaGuardia to Liberia flights
Ontario to Guatemala City flights
Ontario to San Salvador flights
Baltimore to San José flights
Boston to San José flights
Los Angeles to Philip S.W.Goldson flights
Atlanta to Panama City flights
O'Hare Intl to San José flights

Top 4 airlines flying from Alaska to Costa Rica

Discover the top 4 airlines that operate flights from Alaska to Costa Rica. 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 April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$510Average$790FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$559Average$726FlexibilityNo cancel feeOn-time69%
DeltaCheapest$591Average$639FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$614Average$704FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.