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$110+ Cheap flights from Reagan-National (DCA) 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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SJO
Feb 13 — Feb 201
Fri 2/13
Fri 2/20
1 adult, Economy
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Cheap flight deals from Reagan-National to Costa Rica

Keep the following information in mind while searching for Reagan-National to Costa Rica flight deals. Data was last updated January 14, 2026.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$244
(American Airlines)

One-way from

$110
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$352
Provider with most accurate pricing for Washington, D.C. (WAS)-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-San José Juan Santamaria Intl flights.
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From Washington, D.C. Reagan-National to Costa Rica
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One-way flight from Washington, D.C. Reagan-National to Costa Rica
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Highest demand for flights based on searches. 12% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Reagan-National to Costa Rica

Cheapest flights from Reagan-National to Costa Rica
Explore the most affordable flight options available from Reagan-National to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 14, 2026.

This American Airlines deal was found by Cheapflights users on 1/12. 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.
Sun 1/253:24 pm
DCA
-
SJO
1 stop8h 06m
American Airlines
Thu 1/296:38 am
SJO
-
DCA
1 stop12h 06m
American Airlines
Deal found 1/12$244
This American Airlines deal was found by Cheapflights users on 1/12. 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.
Sun 1/253:24 pm
DCA
-
SJO
1 stop8h 06m
American Airlines
Sat 2/1412:35 am
SJO
-
DCA
1 stop9h 24m
American Airlines
Deal found 1/12$249
This American Airlines deal was found by Cheapflights users on 1/12. 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 1/2112:44 pm
DCA
-
SJO
1 stop10h 46m
American Airlines
Tue 1/277:09 am
SJO
-
DCA
1 stop14h 46m
American Airlines
Deal found 1/12$251
This American Airlines deal was found by Cheapflights users on 1/12. 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.
Sun 3/87:59 pm
DCA
-
SJO
1 stop15h 26m
American Airlines
Thu 3/126:00 am
SJO
-
DCA
1 stop10h 55m
American Airlines
Deal found 1/12$255
This United Airlines deal was found by Cheapflights users on 1/12. 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.
Mon 2/212:40 pm
DCA
-
SJO
1 stop8h 59m
United Airlines
Mon 2/96:30 am
SJO
-
DCA
1 stop11h 11m
United Airlines
Deal found 1/12$256
This American Airlines deal was found by Cheapflights users on 1/13. 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.
Sun 1/251:44 pm
DCA
-
SJO
1 stop9h 46m
American Airlines
Wed 2/46:00 am
SJO
-
DCA
1 stop17h 34m
American Airlines
Deal found 1/13$265
This United Airlines deal was found by Cheapflights users on 1/11. 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.
Fri 2/68:15 am
DCA
-
LIR
1 stop11h 22m
United Airlines
Mon 2/92:20 pm
LIR
-
DCA
1 stop8h 39m
United Airlines
Deal found 1/11$266
This United Airlines deal was found by Cheapflights users on 1/12. 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 8/44:35 pm
DCA
-
SJO
1 stop8h 04m
United Airlines
Mon 8/1012:30 am
SJO
-
DCA
1 stop8h 55m
United Airlines
Deal found 1/12$267
This United Airlines deal was found by Cheapflights users on 1/13. 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 4/127:59 pm
DCA
-
SJO
1 stop16h 12m
United Airlines
Tue 4/281:25 pm
SJO
-
DCA
1 stop8h 34m
United Airlines
Deal found 1/13$268
This United Airlines deal was found by Cheapflights users on 1/12. 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 1/218:00 pm
DCA
-
LIR
1 stop17h 55m
United Airlines
Mon 1/262:20 pm
LIR
-
DCA
1 stop8h 39m
United Airlines
Deal found 1/12$271
This United Airlines deal was found by Cheapflights users on 1/12. 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 2/286:00 pm
DCA
-
LIR
1 stop19h 55m
United Airlines
Thu 3/52:20 pm
LIR
-
DCA
1 stop8h 30m
United Airlines
Deal found 1/12$273
This United Airlines deal was found by Cheapflights users on 1/11. 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.
Fri 5/16:00 am
DCA
-
LIR
1 stop10h 23m
United Airlines
Sun 5/33:25 pm
LIR
-
DCA
1 stop20h 14m
United Airlines
Deal found 1/11$274

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 January 14, 2026.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Costa Rica that are best for you.

Fly from

Reagan-National

Fly to

Costa Rica

Route

Depart

Return

Price

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Fri 2/6

8:15 am-6:37 pm

1 stop11h 22m

Liberia

Mon 2/9

2:20 pm-11:59 pm

1 stop8h 39m

$266

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Thu 2/26

11:00 am-6:37 pm

1 stop8h 37m

Liberia

Mon 3/2

8:35 am-8:56 pm

1 stop11h 21m

$266

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Sat 5/23

3:30 pm-10:00 am

2 stops20h 30m

Liberia

Thu 5/28

1:20 pm-11:45 pm

1 stop8h 25m

$266

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Fri 5/1

8:15 am-2:23 pm

1 stop8h 08m

Liberia

Mon 5/4

3:25 pm-11:25 am

1 stop18h 00m

$266

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Wed 4/29

6:00 am-12:10 pm

1 stop8h 10m

Liberia

Mon 5/4

3:25 pm-11:25 am

1 stop18h 00m

$286

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Wed 6/10

6:00 am-2:23 pm

1 stop10h 23m

Liberia

Wed 6/17

3:25 pm-11:25 am

1 stop18h 00m

$286

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Thu 2/5

7:59 pm-1:10 pm

1 stop18h 11m

Liberia

Sun 2/8

8:35 am-6:41 pm

1 stop9h 06m

$286

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Wed 2/25

8:10 am-6:37 pm

1 stop11h 27m

Liberia

Wed 3/4

8:35 am-10:06 pm

1 stop12h 31m

$286

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Thu 4/23

6:00 am-2:23 pm

1 stop10h 23m

Liberia

Sun 4/26

1:03 pm-8:56 am

1 stop17h 53m

$287

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Fri 5/29

6:00 am-2:23 pm

1 stop10h 23m

Liberia

Tue 6/2

3:25 pm-11:25 am

1 stop18h 00m

$289

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

Showing 1-10 of 43 results
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Best time to book a flight from Reagan-National to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Reagan-National 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 Washington, D.C. Reagan-National Airport to Costa Rica

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Costa Rica?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Costa Rica (average of $168). Flying from Washington, D.C. Reagan-National Airport to Costa Rica in March is currently the most expensive (average of $298). 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 January 14, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Washington, D.C. Reagan-National Airport 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
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

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
8,040 reviews
Delta
7.9
Good
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

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
9,155 reviews
Delta
7.9
Good
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

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
7.2
Good
11,118 reviews
Delta
7.9
Good
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

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
2,884 reviews
Delta
7.9
Good
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

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.
Avianca
6.6
Okay
2,489 reviews
Delta
7.9
Good
8,040 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Comfort

7.9

Food

7.2

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 Reagan-National to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Washington, D.C. Reagan-National Airport to Costa Rica?

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Costa Rica in 11h 22m. Fly via United Airlines or JetBlue to get the fastest option. Washington, D.C. Reagan-National Airport and Costa Rica are separated by a distance of 2020 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Costa Rica one-way?

    One-way options have recently been found by users for as low as $100 on American Airlines. Other airlines that offer cheap prices include Southwest from $100 and United Airlines from $101 one-way.

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

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

  • How can I find direct flights from Reagan-National to Costa Rica?

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

  • Can I find deals for business class flights from Reagan-National to Costa Rica?

    Yes. Cheapflights offers flight deals from Reagan-National 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 Washington, D.C. Reagan-National Airport to Costa Rica?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Costa Rica (average of $168). Flying from Washington, D.C. Reagan-National Airport to Costa Rica in March is currently the most expensive (average of $298). 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

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Alternative routes for Reagan-National to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Reagan-National to Costa Rica

Discover the top 7 airlines that operate flights from Reagan-National 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 January 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$235Average$458FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$244Average$453FlexibilityNo cancel feeOn-time62%
DeltaCheapest$252Average$562FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$261Average$500FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$262Average$585FlexibilityNo cancel feeOn-time63%
AviancaCheapest$268Average$412FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$272Average$381FlexibilityNo cancel feeOn-time70%

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