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$123+ 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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SJO
May 6 — May 131
Tue 5/6
Tue 5/13
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 May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$267
(American Airlines)

One-way from

$123
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$331
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. 18% potential increase in price ($88 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 May 1, 2025.

This American Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 6/128:30 amDCA - SJO
2 stops13h 39mAmerican Airlines
Thu 6/2611:59 pmSJO - DCA
2 stops20h 01mAmerican Airlines
Deal found 4/29$267
This American Airlines deal was found by Cheapflights users on 4/30. 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 8/255:00 amDCA - LIR
1 stop9h 59mAmerican Airlines
Wed 9/1712:55 pmLIR - DCA
2 stops16h 29mAmerican Airlines
Deal found 4/30$285
This United Airlines deal was found by Cheapflights users on 4/30. 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 6/87:59 pmDCA - LIR
1 stop18h 11mUnited Airlines
Thu 6/1211:05 amLIR - DCA
1 stop9h 10mUnited Airlines
Deal found 4/30$290
This United Airlines deal was found by Cheapflights users on 4/30. 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 6/17:59 pmDCA - SJO
1 stop16h 12mUnited Airlines
Sat 6/77:55 amSJO - DCA
1 stop9h 05mUnited Airlines
Deal found 4/30$292
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/46:00 amDCA - LIR
1 stop8h 00mDelta
Thu 9/111:25 pmLIR - DCA
1 stop7h 54mDelta
Deal found 4/29$295
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/36:05 amDCA - SJO
1 stop6h 55mSouthwest
Fri 8/88:50 amSJO - DCA
2 stops11h 20mSouthwest
Deal found 4/29$363
This Delta deal was found by Cheapflights users on 4/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:00 amDCA - SJO
1 stop6h 52mDelta
Sat 12/67:00 amSJO - DCA
1 stop10h 16mDelta
Deal found 4/30$383
This Air Canada deal was found by Cheapflights users on 4/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/3011:00 amDCA - LIR
1 stop27h 00mAir Canada
Sat 6/712:35 pmLIR - DCA
1 stop27h 28mAir Canada
Deal found 4/29$473
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 5/288:59 amDCA - SJO
1 stop16h 47mAlaska Airlines
Mon 6/21:06 amSJO - DCA
1 stop17h 53mAlaska Airlines
Deal found 4/29$483
This Southwest deal was found by Cheapflights users on 4/29. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/149:40 pmDCA - LIR
2 stops17h 30mSouthwest
Fri 7/182:10 pmLIR - DCA
2 stops18h 05mSouthwest
Deal found 4/29$596
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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.
Wed 8/66:58 pmDCA - LIR
2 stops22h 55mAlaska Airlines
Tue 8/1210:00 amLIR - DCA
2 stops29h 58mAlaska Airlines
Deal found 4/29$652
This Mytrip deal was found by Cheapflights users on 4/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/146:40 pmDCA - LIR
1 stop19h 44mMultiple Airlines
Sat 6/211:00 pmLIR - DCA
1 stop26h 57mMultiple Airlines
Deal found 4/30$663

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 May 1, 2025.
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.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Thu 6/12

8:30 am-8:09 pm

2 stops13h 39m

San José Juan Santamaria Intl

Thu 6/26

11:59 pm-10:00 pm

2 stops20h 01m

$267

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Mon 8/25

5:00 am-12:59 pm

1 stop9h 59m

Liberia

Wed 9/17

12:55 pm-7:24 am

2 stops16h 29m

$285

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Sun 6/8

7:59 pm-12:10 pm

1 stop18h 11m

Liberia

Thu 6/12

11:05 am-10:15 pm

1 stop9h 10m

$290

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Sun 6/1

7:59 pm-10:11 am

1 stop16h 12m

San José Juan Santamaria Intl

Sat 6/7

7:55 am-7:00 pm

1 stop9h 05m

$292

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Wed 8/20

7:30 am-12:00 pm

1 stop6h 30m

Liberia

Sun 8/24

1:25 pm-11:25 pm

1 stop8h 00m

$295

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Wed 5/21

6:55 am-12:10 pm

1 stop7h 15m

San José Juan Santamaria Intl

Fri 5/30

8:45 am-10:05 pm

1 stop11h 20m

$385

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Sat 6/28

7:00 am-12:00 pm

1 stop7h 00m

San José Juan Santamaria Intl

Wed 7/2

1:25 pm-11:46 pm

1 stop8h 21m

$458

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Tue 5/27

6:38 pm-11:46 pm

2 stops31h 08m

San José Juan Santamaria Intl

Mon 6/2

1:06 am-8:59 pm

1 stop17h 53m

$487

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Mon 6/30

9:40 pm-1:10 pm

2 stops17h 30m

Liberia

Sat 7/5

2:05 pm-8:25 am

2 stops16h 20m

$589

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Wed 8/6

6:58 pm-3:53 pm

2 stops22h 55m

Liberia

Tue 8/12

10:00 am-5:58 pm

2 stops29h 58m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 25 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, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Costa Rica (average of $398). Flying from Washington, D.C. Reagan-National Airport 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 DCA to CR?

Find hourly flight availability from Reagan-National 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 May 1, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Costa Rica as you normally would.

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 May 1, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Washington, D.C. to Costa Rica. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,294 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,934 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
LATAM Airlines
7.5
Good
1,767 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

  • 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 $123 on American Airlines. Other airlines that offer cheap prices include United Airlines from $161 and Delta from $168 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, September is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Costa Rica (average of $398). Flying from Washington, D.C. Reagan-National Airport 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

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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 6 airlines flying from Reagan-National to Costa Rica

Discover the top 6 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$214Average$484FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$246Average$584FlexibilityNo cancel feeOn-time63%
DeltaCheapest$272Average$461FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$531FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$301Average$597FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$372Average$666FlexibilityNo cancel feeOn-time62%

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