HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Costa Rica

$182+ 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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
ANC — SJO
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
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 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$514
(United)

One-way from

$182
(American Airlines)

Popular in

October

Cheapest in

August

Average price

$781
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 ($27 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 3, 2025.

This United deal was found by Cheapflights users on 4/3. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/234:00 pmANC - SJO
1 stop13h 15mUnited Airlines
Tue 5/278:45 amSJO - ANC
1 stop16h 07mUnited Airlines
Deal found 4/3$514
This Alaska Airlines deal was found by Cheapflights users on 4/2. 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.
Sun 5/412:37 amANC - SJO
1 stop21h 15mAlaska Airlines
Mon 5/191:06 amSJO - ANC
2 stops24h 38mAlaska Airlines
Deal found 4/2$594
This Alaska Airlines deal was found by Cheapflights users on 4/1. 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 5/192:28 amANC - LIR
2 stops25h 52mAlaska Airlines
Thu 5/2911:20 amLIR - ANC
2 stops24h 20mAlaska Airlines
Deal found 4/1$611
This American Airlines deal was found by Cheapflights users on 4/2. 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 4/2$631
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Thu 8/144:08 pmANC - LIR
2 stops21h 17mUnited Airlines
Mon 8/251:20 pmLIR - ANC
2 stops35h 32mUnited Airlines
Deal found 4/2$703
This American Airlines deal was found by Cheapflights users on 4/2. 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 06mMultiple Airlines
Wed 10/812:55 pmLIR - ANC
2 stops22h 59mMultiple Airlines
Deal found 4/2$778
This Ovago deal was found by Cheapflights users on 4/2. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/41:55 amANC - SJO
2 stops18h 45mMultiple Airlines
Tue 5/206:10 amSJO - ANC
2 stops20h 10mMultiple Airlines
Deal found 4/2$967
This American Airlines deal was found by Cheapflights users on 4/2. 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 48mAmerican Airlines
Tue 5/2011:59 pmSJO - ANC
2 stops19h 27mAmerican Airlines
Deal found 4/2$1,136

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 3, 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

Fri 5/23

4:00 pm-7:15 am

1 stop13h 15m

San José Juan Santamaria Intl

Tue 5/27

8:45 am-10:52 pm

1 stop16h 07m

$514

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Sun 5/4

2:31 am-11:52 pm

2 stops19h 21m

San José Juan Santamaria Intl

Mon 5/19

1:06 am-11:44 pm

2 stops24h 38m

$594

AnchorageLiberia

ANC - LIR

ANCLIR

Anchorage

Mon 5/19

2:28 am-6:20 am

2 stops25h 52m

Liberia

Thu 5/29

11:20 am-9:40 am

2 stops24h 20m

$611

AnchorageLiberia

ANC - LIR

ANCLIR

Anchorage

Thu 8/14

4:08 pm-3:25 pm

2 stops21h 17m

Liberia

Mon 8/25

1:20 pm-10:52 pm

2 stops35h 32m

$703

AnchorageLiberia

ANC - LIR

ANCLIR

Anchorage

Mon 8/18

8:52 pm-1:10 pm

1 stop14h 18m

Liberia

Mon 8/25

2:10 pm-6:33 pm

1 stop30h 23m

$805

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Sun 5/4

1:55 am-10:40 pm

2 stops18h 45m

San José Juan Santamaria Intl

Tue 5/20

6:10 am-12:20 am

2 stops20h 10m

$967

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-5:26 pm

2 stops19h 27m

$1,136

AnchorageLiberia

ANC - LIR

ANCLIR

Anchorage

Fri 5/2

8:30 pm-1:05 pm

1 stop14h 35m

Liberia

Tue 5/13

2:05 pm-9:54 am

2 stops21h 49m

$2,816

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Wed 6/11

6:09 am-10:04 pm

1 stop13h 55m

$182

AnchorageSan José

ANC - SJO

ANCSJO

Anchorage

Fri 5/2

8:50 pm-11:55 am

1 stop13h 05m

$213

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

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 3, 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 3, 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
9,827 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,827 reviews
Alaska Airlines
8.0
Very good
9,827 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,897 reviews
Alaska Airlines
8.0
Very good
9,827 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,619 reviews
Alaska Airlines
8.0
Very good
9,827 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,827 reviews

Boarding

8.2

Entertainment

7.1

Food

7.1

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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 American Airlines, which is currently one of the cheapest options available, starting at $182. United Airlines flights start at $213 while deals on Alaska Airlines start at $244 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 San José flights
John F Kennedy Intl to Panama City flights
Newark to San José flights
Los Angeles to San Salvador flights
Los Angeles to Guatemala City flights
Newark to Panama City flights
Los Angeles to San José flights
John F Kennedy Intl to Guatemala City flights
Dulles Intl to San Salvador flights
Hobby to San Salvador flights
Dallas/Fort Worth to San Salvador flights
LaGuardia to San José flights
John F Kennedy Intl to San Salvador flights
John F Kennedy Intl to Liberia flights
Dulles Intl to Panama City flights
Newark to Liberia flights
George Bush Intcntl to San Salvador flights
Dulles Intl to Guatemala City flights
San Francisco to San José flights
LaGuardia to Panama City flights
Newark to Guatemala City flights
Hobby to San José flights
Los Angeles to Liberia flights
Ontario to San Salvador flights
Miami to Panama City flights
Fort Lauderdale to San José flights
Dulles Intl to San José flights
Orlando to Panama City flights
Miami to San José flights
Hobby to Guatemala City flights
Atlanta to San José flights
Dallas/Fort Worth to San José flights
George Bush Intcntl to San José flights
Atlanta to Panama City flights
Boston to San José flights
LaGuardia to Guatemala City flights
O'Hare Intl to Guatemala City flights
Los Angeles to Panama City flights
Baltimore to San Salvador flights
Reagan-National to San Salvador flights
Atlanta to San Salvador flights
Orlando to San José flights
O'Hare Intl to Panama City flights
Baltimore to San José flights
George Bush Intcntl to Guatemala City flights
Reagan-National to San José flights
O'Hare Intl to San José flights
Los Angeles to Philip S.W.Goldson flights
Boston to Panama City flights
Newark to San Salvador 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$489Average$786FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$559Average$724FlexibilityNo cancel feeOn-time69%
DeltaCheapest$591Average$680FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$614Average$707FlexibilityNo 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.