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Costa Rica

$126+ Cheap flights from Raleigh (RDU) 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SJO
May 23 — May 301
Sat 5/23
Sat 5/30
1 adult, Economy
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Cheap flight deals from Raleigh to Costa Rica

Cheapest flights from Raleigh to Costa Rica
Explore the most affordable flight options available from Raleigh to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 23, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 4/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/97:15 am
RDU
-
LIR
1 stop6h 40m
JetBlue
Sat 5/161:00 pm
LIR
-
RDU
1 stop8h 06m
JetBlue
Deal found 4/20$287
This American Airlines deal was found by Cheapflights users on 4/19. 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 5/129:03 am
RDU
-
LIR
1 stop6h 07m
American Airlines
Thu 5/2112:22 pm
LIR
-
RDU
1 stop9h 45m
American Airlines
Deal found 4/19$292
This United Airlines deal was found by Cheapflights users on 4/19. 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.
Sat 5/96:15 am
RDU
-
LIR
1 stop7h 55m
United Airlines
Sat 5/163:27 pm
LIR
-
RDU
2 stops16h 40m
United Airlines
Deal found 4/19$297
This American Airlines deal was found by Cheapflights users on 4/19. 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 5/67:00 am
RDU
-
LIR
1 stop6h 28m
American Airlines
Wed 5/1312:30 pm
LIR
-
RDU
2 stops18h 18m
American Airlines
Deal found 4/19$302
This American Airlines deal was found by Cheapflights users on 4/20. 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 5/117:55 pm
RDU
-
LIR
1 stop17h 29m
American Airlines
Sat 5/162:40 pm
LIR
-
RDU
2 stops19h 39m
American Airlines
Deal found 4/20$304
This American Airlines deal was found by Cheapflights users on 4/20. 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.
Fri 5/158:13 pm
RDU
-
LIR
2 stops17h 11m
American Airlines
Tue 5/262:19 pm
LIR
-
RDU
2 stops18h 03m
American Airlines
Deal found 4/20$322
This United Airlines deal was found by Cheapflights users on 4/19. 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 4/306:00 am
RDU
-
LIR
2 stops10h 25m
United Airlines
Mon 5/43:27 pm
LIR
-
RDU
2 stops20h 42m
United Airlines
Deal found 4/19$333
This United Airlines deal was found by Cheapflights users on 4/18. 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.
Wed 4/2212:54 pm
RDU
-
SJO
1 stop9h 25m
United Airlines
Fri 4/247:55 am
SJO
-
RDU
2 stops13h 49m
United Airlines
Deal found 4/18$350
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/158:06 pm
RDU
-
SJO
1 stop14h 14m
Frontier
Fri 8/289:35 am
SJO
-
RDU
1 stop21h 44m
Frontier
Deal found 4/20$351
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/307:52 pm
RDU
-
SJO
1 stop14h 27m
Multiple Airlines
Fri 6/59:35 am
SJO
-
RDU
1 stop21h 25m
Multiple Airlines
Deal found 4/20$352
This Kiwi.com deal was found by Cheapflights users on 4/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/128:06 pm
RDU
-
SJO
1 stop14h 14m
Frontier
Mon 8/179:35 am
SJO
-
RDU
1 stop21h 44m
Frontier
Deal found 4/20$355
This Kiwi.com deal was found by Cheapflights users on 4/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/29:27 am
RDU
-
SJO
1 stop28h 06m
Multiple Airlines
Thu 5/141:00 pm
SJO
-
RDU
1 stop19h 52m
Multiple Airlines
Deal found 4/21$357

Find flight deals from Raleigh to Costa Rica

Keep the following information in mind while searching for Raleigh to Costa Rica flight deals. Data was last updated April 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$287
(Cheapflightsfares)

One-way from

$126
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$397
Provider with most accurate pricing for Raleigh-Durham-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Raleigh-Durham-San José Juan Santamaria Intl flights.
Search Deals
From Raleigh-Durham to Costa Rica
Search Deals
One-way flight from Raleigh-Durham to Costa Rica
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Raleigh 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 23, 2026.
Use the filters below to find and compare flights from Raleigh to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

RaleighLiberia

RDU - LIR

RDULIR

Raleigh-Durham

Wed 5/13

8:13 pm-11:24 am

2 stops17h 11m

Liberia

Wed 5/20

2:40 pm-9:55 am

2 stops17h 15m

$302

RaleighLiberia

RDU - LIR

RDULIR

Raleigh-Durham

Fri 5/1

6:15 am-12:10 pm

1 stop7h 55m

Liberia

Mon 5/4

3:27 pm-12:10 pm

1 stop18h 43m

$375

RaleighLiberia

RDU - LIR

RDULIR

Raleigh-Durham

Sat 5/9

5:26 pm-2:25 pm

2 stops22h 59m

Liberia

Wed 5/13

1:20 pm-9:35 am

2 stops18h 15m

$417

RaleighSan José

RDU - SJO

RDUSJO

Raleigh-Durham

Sun 6/7

4:20 pm-7:12 am

1 stop16h 52m

San José Juan Santamaria Intl

Mon 6/22

4:10 am-2:29 pm

1 stop8h 19m

$424
Quickest round-trip

RaleighLiberia

RDU - LIR

RDULIR

Raleigh-Durham

Sat 5/9

7:15 am-11:55 am

1 stop6h 40m

Liberia

Wed 5/13

1:00 pm-11:06 pm

1 stop8h 06m

$432

RaleighSan José

RDU - SJO

RDUSJO

Raleigh-Durham

Tue 7/14

5:45 am-11:56 am

1 stop8h 11m

San José Juan Santamaria Intl

Wed 7/22

7:00 am-9:12 pm

2 stops12h 12m

$450

RaleighSan José

RDU - SJO

RDUSJO

Raleigh-Durham

Wed 5/27

10:32 am-10:39 pm

2 stops14h 07m

San José Juan Santamaria Intl

Fri 5/29

11:13 am-9:34 am

2 stops20h 21m

$457

RaleighSan José

RDU - SJO

RDUSJO

Raleigh-Durham

Mon 5/4

7:55 pm-7:37 pm

2 stops25h 42m

San José Juan Santamaria Intl

Sun 5/10

7:55 am-12:50 am

2 stops38h 55m

$459

RaleighLiberia

RDU - LIR

RDULIR

Raleigh-Durham

Wed 6/24

6:30 am-9:50 am

1 stop29h 20m

Liberia

Wed 7/8

3:27 pm-9:59 pm

1 stop28h 32m

$459

RaleighSan José

RDU - SJO

RDUSJO

Raleigh-Durham

Sat 9/12

6:30 am-12:21 pm

1 stop7h 51m

San José Juan Santamaria Intl

Sat 9/19

7:55 am-9:56 pm

1 stop12h 01m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 40 resultsSorted by cheapest first
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Best time to book a flight from Raleigh to Costa Rica

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

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

Currently, December is the cheapest month in which you can book a flight from Raleigh to Costa Rica (average of $108). Flying from Raleigh to Costa Rica in June is currently the most expensive (average of $243). 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.

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 23, 2026.
Get a feel of what it's like to fly with Delta,Copa Airlines, andUnited Airlines from Raleigh to Costa Rica by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,437 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,437 reviews
Delta
7.9
Good
8,437 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Copa Airlines
7.5
Good
1,580 reviews
Delta
7.9
Good
8,437 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,637 reviews
Delta
7.9
Good
8,437 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,950 reviews
Delta
7.9
Good
8,437 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,659 reviews
Delta
7.9
Good
8,437 reviews

Food

7.2

Overall

7.9

Entertainment

7.8

Comfort

7.9

Boarding

8.1

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Raleigh 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 airport do you fly from for flights from Raleigh to Costa Rica?

    Raleigh-Durham (RDU), located 11.1 mi from the city center, is the airport you fly out of when you book flights from Raleigh to Costa Rica.

  • How long is the flight from Raleigh to Costa Rica?

    For as low as $375, American Airlines can have you in Costa Rica from Raleigh in 7h 55m. The distance from Raleigh to Costa Rica is about 1796 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $102. Copa Airlines flights start at $108 while deals on United Airlines start at $108 one-way.

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

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

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

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

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

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

    Currently, December is the cheapest month in which you can book a flight from Raleigh to Costa Rica (average of $108). Flying from Raleigh to Costa Rica in June is currently the most expensive (average of $243). 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

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Top 7 airlines flying from Raleigh to Costa Rica

Discover the top 7 airlines that operate flights from Raleigh 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 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$133Average$487FlexibilityNo cancel feeOn-timeN/A
FrontierCheapest$140Average$704FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$192Average$541FlexibilityNo cancel feeOn-time69%
Copa AirlinesCheapest$238Average$332FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$247Average$436FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$266Average$519FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$281Average$571FlexibilityNo cancel feeOn-time63%

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