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$89+ Cheap flights from Washington, D.C. (WAS) 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SJO
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap flight deals from Washington, D.C. to Costa Rica

Cheapest flights from Washington, D.C. to Costa Rica
Explore the most affordable flight options available from Washington, D.C. to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 3, 2026.

This Travelocity deal was found by Cheapflights users on 2/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:20 am
BWI
-
SJO
1 stop7h 02m
Spirit Airlines
Thu 3/51:31 pm
SJO
-
BWI
1 stop9h 00m
Spirit Airlines
Deal found 2/1$226
This Orbitz deal was found by Cheapflights users on 2/1. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:20 am
BWI
-
SJO
1 stop7h 02m
Spirit Airlines
Tue 3/1011:35 am
SJO
-
BWI
1 stop9h 18m
Spirit Airlines
Deal found 2/1$227
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:20 am
BWI
-
SJO
1 stop7h 02m
Spirit Airlines
Wed 3/412:35 pm
SJO
-
BWI
1 stop9h 18m
Spirit Airlines
Deal found 2/2$231
This Travelocity deal was found by Cheapflights users on 2/1. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/266:20 am
BWI
-
SJO
1 stop7h 02m
Spirit Airlines
Wed 3/412:35 pm
SJO
-
BWI
1 stop9h 18m
Spirit Airlines
Deal found 2/1$256
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/46:37 pm
BWI
-
SJO
2 stops16h 47m
American Airlines
Wed 3/116:00 am
SJO
-
BWI
2 stops14h 27m
American Airlines
Deal found 2/1$262
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/15:18 pm
BWI
-
SJO
1 stop20h 38m
United Airlines
Sat 2/76:30 am
SJO
-
BWI
1 stop8h 36m
United Airlines
Deal found 1/31$263
This Expedia deal was found by Cheapflights users on 2/1. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/236:20 am
BWI
-
SJO
1 stop7h 02m
Multiple Airlines
Sat 2/282:30 pm
SJO
-
BWI
1 stop9h 06m
Multiple Airlines
Deal found 2/1$264
This American Airlines deal was found by Cheapflights users on 2/2. 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 3/96:00 am
BWI
-
SJO
1 stop15h 33m
American Airlines
Wed 3/116:00 am
SJO
-
BWI
1 stop10h 04m
American Airlines
Deal found 2/2$265
This United Airlines deal was found by Cheapflights users on 2/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:05 am
BWI
-
LIR
1 stop8h 05m
United Airlines
Thu 12/108:35 am
LIR
-
BWI
1 stop12h 59m
United Airlines
Deal found 2/1$266
This Orbitz deal was found by Cheapflights users on 2/2. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:20 am
BWI
-
SJO
1 stop7h 02m
Spirit Airlines
Wed 3/1812:19 pm
SJO
-
BWI
1 stop9h 40m
Spirit Airlines
Deal found 2/2$266
This United Airlines deal was found by Cheapflights users on 2/2. 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 6/43:00 pm
BWI
-
SJO
1 stop9h 39m
United Airlines
Mon 6/812:30 am
SJO
-
BWI
1 stop13h 59m
United Airlines
Deal found 2/2$268
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 2/249:59 am
DCA
-
SJO
2 stops11h 34m
American Airlines
Wed 3/47:00 am
SJO
-
DCA
1 stop10h 55m
American Airlines
Deal found 2/2$270

Find flight deals from Washington, D.C. to Costa Rica

Keep the following information in mind while searching for Washington, D.C. to Costa Rica flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$226
(Travelocity)

One-way from

$89
(Cheapflightsfares)

Popular in

December

Cheapest in

October

Average price

$353

Good round-trip deal

$353 or less

Good one-way deal

$242 or less
Provider with most accurate pricing for Washington, D.C. (WAS)-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-San José Juan Santamaria Intl flights.
Search Deals
From Washington, D.C. (WAS) to Costa Rica
Search Deals
One-way flight from Washington, D.C. (WAS) to Costa Rica
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to Costa Rica.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to Costa Rica.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 February 3, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Costa Rica that are best for you.

Fly from

Washington, D.C.

Fly to

Costa Rica

Route

Depart

Return

Price

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Mon 4/13

10:20 am-7:00 pm

1 stop10h 40m

San José Juan Santamaria Intl

Wed 4/15

9:00 am-8:20 pm

1 stop9h 20m

$269

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Mon 4/20

10:20 am-7:00 pm

2 stops10h 40m

San José Juan Santamaria Intl

Fri 5/1

9:00 am-7:35 pm

1 stop8h 35m

$269

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Wed 4/15

6:00 am-7:37 pm

2 stops15h 37m

San José Juan Santamaria Intl

Wed 4/22

7:55 am-10:44 pm

1 stop12h 49m

$273

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Tue 3/10

8:09 am-6:53 pm

2 stops12h 44m

San José Juan Santamaria Intl

Tue 4/28

7:55 am-10:44 pm

1 stop12h 49m

$273

BaltimoreLiberia

BWI - LIR

BWILIR

Baltimore/Washington

Mon 4/27

8:10 am-2:25 pm

1 stop8h 15m

Liberia

Thu 4/30

3:27 pm-10:44 pm

1 stop29h 17m

$274

Washington, D.C.Liberia

DCA - LIR

DCALIR

Washington, D.C. Reagan-National

Sat 2/14

7:59 pm-12:10 pm

1 stop17h 11m

Liberia

Mon 2/23

2:32 pm-8:59 am

1 stop17h 27m

$275

BaltimoreLiberia

BWI - LIR

BWILIR

Baltimore/Washington

Sun 5/3

5:55 pm-12:10 pm

1 stop20h 15m

Liberia

Sat 5/9

3:27 pm-10:04 am

2 stops16h 37m

$278

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Mon 3/2

3:35 pm-8:20 am

1 stop17h 45m

San José Juan Santamaria Intl

Fri 3/6

5:51 pm-3:15 am

1 stop8h 24m

$281

Washington, D.C.Liberia

IAD - LIR

IADLIR

Washington, D.C. Dulles Intl

Fri 4/10

6:00 am-12:10 pm

1 stop8h 10m

Liberia

Fri 4/17

3:27 pm-11:33 am

1 stop18h 06m

$291

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Mon 4/13

4:49 pm-7:11 am

1 stop16h 22m

San José Juan Santamaria Intl

Fri 4/17

5:46 am-3:17 pm

1 stop7h 31m

$292

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C. to Costa Rica

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

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

Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Costa Rica (average of $152). Flying from Washington, D.C. to Costa Rica in March is currently the most expensive (average of $241). 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 WAS to CR?

Find hourly flight availability from Washington, D.C. 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 February 3, 2026.

When flying from Washington, D.C. 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.

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 February 3, 2026.
Read reviews from past customers who have flown Delta, Copa Airlines, and United Airlines from Washington, D.C. to Costa Rica. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,139 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
8,139 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

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.
Copa Airlines
7.6
Good
1,558 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
9,236 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
11,218 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

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
6.5
Okay
2,498 reviews
Delta
7.9
Good
8,139 reviews

Overall

7.9

Boarding

8.1

Entertainment

7.8

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 Washington, D.C. 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. to Costa Rica?

    A quick flight from Washington, D.C. to Costa Rica can take about 10h 40m. Southwest provides one of the quickest options available for as low as $269. Washington, D.C. and Costa Rica are separated by a distance of 2068 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $95. Users have also found prices from $100 and $100 on American Airlines and Southwest, respectively.

  • What are the most popular routes from Washington, D.C. to Costa Rica?

    The most popular route from Washington, D.C. to Costa Rica is Washington, D.C. Dulles Intl - San José Juan Santamaria Intl. You may also consider Washington, D.C. Reagan-National - San José Juan Santamaria Intl or Baltimore/Washington - San José Juan Santamaria Intl.

  • What are the most reliable airlines from Washington, D.C. to Costa Rica?

    The top 3 most reliable airlines when flying from Washington, D.C. to Costa Rica are Avianca (91%), Avianca Costa Rica (91%) and United Airlines (75%).

  • What are the cheapest flights from Washington, D.C. to Costa Rica?

    Looking for the cheapest flight from Washington, D.C. to Costa Rica? While on average our users pay $396, our data indicates the cheapest price to be $118. The most popular route (Washington, D.C. Dulles Intl - San José Juan Santamaria Intl), is priced around $247.

  • Can I find deals for flights from Washington, D.C. to Costa Rica that include hotel bookings?

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

  • How can I find direct flights from Washington, D.C. to Costa Rica?

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

  • Can I find deals for business class flights from Washington, D.C. to Costa Rica?

    Yes. Cheapflights offers flight deals from Washington, D.C. 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. to Costa Rica?

    Currently, August is the cheapest month in which you can book a flight from Washington, D.C. to Costa Rica (average of $152). Flying from Washington, D.C. to Costa Rica in March is currently the most expensive (average of $241). 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 Washington, D.C. to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Washington, D.C. to Costa Rica

Discover the top 9 airlines that operate flights from Washington, D.C. 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
Volaris El SalvadorCheapest$102Average$291FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$132Average$360FlexibilityNo cancel feeOn-time71%
DeltaCheapest$168Average$470FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$197Average$398FlexibilityNo cancel feeOn-time65%
Copa AirlinesCheapest$210Average$345FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$235Average$449FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$237Average$467FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$244Average$442FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$256Average$619FlexibilityNo cancel feeOn-time63%

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