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$135+ 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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SJO
Mar 17 — Mar 241
Mon 3/17
Mon 3/24
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 March 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$296
(Delta)

One-way from

$135
(American Airlines)

Popular in

December

Cheapest in

October

Average price

$412
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 ($90 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 March 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 March 12, 2025.

This American Airlines deal was found by Cheapflights users on 3/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:11 pmDCA - SJO
1 stop15h 14mAmerican Airlines
Tue 10/212:25 pmSJO - DCA
2 stops14h 34mAmerican Airlines
Deal found 3/11$292
This Delta deal was found by Cheapflights users on 3/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/126:00 amDCA - SJO
1 stop7h 59mDelta
Wed 11/262:17 pmSJO - DCA
1 stop8h 08mDelta
Deal found 3/12$296
This American Airlines deal was found by Cheapflights users on 3/10. 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.
Sat 5/38:55 pmDCA - LIR
1 stop16h 39mAmerican Airlines
Thu 5/812:54 pmLIR - DCA
1 stop27h 55mAmerican Airlines
Deal found 3/10$323
This Delta deal was found by Cheapflights users on 3/10. 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.
Wed 4/96:00 amDCA - LIR
1 stop7h 37mDelta
Wed 8/271:04 pmLIR - DCA
1 stop8h 21mDelta
Deal found 3/10$350
This United Airlines deal was found by Cheapflights users on 3/11. 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.
Wed 3/128:05 amDCA - SJO
1 stop14h 50mUnited Airlines
Fri 3/1410:28 pmSJO - DCA
1 stop9h 32mUnited Airlines
Deal found 3/11$353
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/46:55 amDCA - SJO
1 stop7h 15mSouthwest
Thu 5/88:45 amSJO - DCA
1 stop11h 20mSouthwest
Deal found 3/11$358
This United Airlines deal was found by Cheapflights users on 3/10. 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 4/286:00 amDCA - LIR
1 stop8h 10mUnited Airlines
Tue 5/63:25 pmLIR - DCA
1 stop18h 11mUnited Airlines
Deal found 3/10$365
This JetBlue deal was found by Cheapflights users on 3/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/256:00 amDCA - SJO
1 stop7h 05mJetBlue
Thu 4/312:12 pmSJO - DCA
1 stop8h 34mJetBlue
Deal found 3/10$390
This Air Canada deal was found by Cheapflights users on 3/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/254:10 pmDCA - LIR
1 stop22h 35mAir Canada
Thu 3/271:45 pmLIR - DCA
1 stop18h 44mAir Canada
Deal found 3/11$442
This Air Canada deal was found by Cheapflights users on 3/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/174:10 pmDCA - SJO
1 stop31h 15mAir Canada
Tue 3/256:15 amSJO - DCA
1 stop31h 14mAir Canada
Deal found 3/11$450
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/306:00 amDCA - LIR
1 stop9h 10mSouthwest
Sun 5/42:05 pmLIR - DCA
2 stops18h 05mSouthwest
Deal found 3/11$459
This Kissandfly.com deal was found by Cheapflights users on 3/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/137:59 pmDCA - SJO
1 stop16h 12mMultiple Airlines
Fri 5/21:20 pmSJO - DCA
1 stop8h 19mMultiple Airlines
Deal found 3/11$568

Find flights from Reagan-National to Costa Rica within your budget

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 March 12, 2025.

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

Mon 5/12

6:00 am-11:59 am

1 stop7h 59m

San José Juan Santamaria Intl

Mon 11/24

7:00 am-6:23 pm

1 stop10h 23m

$296

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Wed 6/4

11:54 am-10:17 pm

1 stop12h 23m

San José Juan Santamaria Intl

Tue 6/10

11:59 pm-11:00 am

1 stop9h 01m

$313

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Sat 5/3

8:55 pm-11:34 am

1 stop16h 39m

Liberia

Thu 5/8

12:54 pm-6:49 pm

1 stop27h 55m

$323

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Wed 4/9

6:00 am-11:37 am

1 stop7h 37m

Liberia

Wed 8/27

1:04 pm-11:25 pm

1 stop8h 21m

$350

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Fri 3/28

12:42 pm-8:55 pm

1 stop10h 13m

San José Juan Santamaria Intl

Mon 4/7

7:55 am-10:15 pm

1 stop12h 20m

$355

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Sun 5/4

6:55 am-12:10 pm

1 stop7h 15m

San José Juan Santamaria Intl

Thu 5/8

8:45 am-10:05 pm

1 stop11h 20m

$358

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Mon 4/28

8:15 am-2:23 pm

1 stop8h 08m

Liberia

Fri 5/9

3:25 pm-11:36 am

1 stop18h 11m

$365

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Tue 3/25

6:00 am-11:05 am

1 stop7h 05m

San José Juan Santamaria Intl

Thu 4/3

12:12 pm-10:46 pm

1 stop8h 34m

$390

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Tue 3/25

4:10 pm-12:45 pm

1 stop22h 35m

Liberia

Thu 3/27

1:45 pm-10:29 am

1 stop18h 44m

$442

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Mon 3/17

6:00 am-9:25 pm

1 stop17h 25m

San José Juan Santamaria Intl

Tue 3/25

6:15 am-3:29 pm

1 stop31h 14m

$450

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/11

Showing 1-10 of 28 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.

Travel insights for flights from Reagan-National to Costa Rica

Get recent, data-driven insights about flights from Reagan-National to Costa Rica including ideal travel times, pricing trends, and more.

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 March 12, 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 March 12, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,297 reviews

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Southwest
8.1
Very good
4,297 reviews
Southwest
8.1
Very good
4,297 reviews

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Alaska Airlines
8.0
Very good
9,732 reviews
Southwest
8.1
Very good
4,297 reviews

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Delta
8.0
Very good
7,953 reviews
Southwest
8.1
Very good
4,297 reviews

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

United Airlines
7.4
Good
8,623 reviews
Southwest
8.1
Very good
4,297 reviews

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

JetBlue
7.3
Good
2,956 reviews
Southwest
8.1
Very good
4,297 reviews

Food

7.1

Crew

8.7

Comfort

8.1

Overall

8.1

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20

8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

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 $135 on American Airlines. Other airlines that offer cheap prices include Delta from $137 and United Airlines from $156 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

Browse thousands of different options on Cheapflights for your next trip

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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 March 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$214Average$534FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$246Average$583FlexibilityNo cancel feeOn-time63%
DeltaCheapest$276Average$513FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$536FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$303Average$617FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$372Average$774FlexibilityNo cancel feeOn-time62%
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