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$62+ 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 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SJO
feb. 25 — mar. 41
mar. 2/25
mar. 3/4
1 adult, Economy
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Cheap 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 febrero 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$279
(Kiwi.com)

One-way from

$62
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$360

Good round-trip deal

$461 or less

Good one-way deal

$129 or less
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. (WAS) to Costa Rica
Search Deals
One-way flight from Washington, D.C. (WAS) to Costa Rica
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Highest demand for flights based on searches. 17% potential increase in price ($87 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Washington, D.C. (WAS) to Costa Rica.
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Price to beat on a one-way flight from Washington, D.C. (WAS) to Costa Rica.
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Find 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 febrero 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
dom. 3/94:35 pmBWI - SJO
1 stop16h 59mCopa Airlines
mié. 3/195:51 amSJO - BWI
1 stop7h 20mCopa Airlines
Deal found 2/20$279
This Kiwi.com deal was found by Cheapflights users on 2/20. 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.
mié. 3/53:35 pmBWI - SJO
1 stop25h 20mMultiple Airlines
mar. 3/1111:30 amSJO - BWI
1 stop7h 26mMultiple Airlines
Deal found 2/20$280
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 3/55:27 pmBWI - SJO
1 stop8h 23mSpirit Airlines
mar. 3/1112:26 pmSJO - BWI
1 stop9h 17mSpirit Airlines
Deal found 2/19$282
This American Airlines deal was found by Cheapflights users on 2/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/46:12 amIAD - SJO
1 stop15h 53mAmerican Airlines
lun. 3/1012:05 pmSJO - IAD
2 stops26h 52mAmerican Airlines
Deal found 2/18$286
This Booking.com deal was found by Cheapflights users on 2/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/102:30 amIAD - SJO
1 stop7h 05mMultiple Airlines
dom. 3/1611:15 amSJO - IAD
1 stop22h 54mMultiple Airlines
Deal found 2/20$287
This Copa Airlines deal was found by Cheapflights users on 2/20. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/243:34 pmIAD - SJO
1 stop17h 34mCopa Airlines
mar. 2/254:09 amSJO - IAD
1 stop8h 54mCopa Airlines
Deal found 2/20$290
This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 4/25:05 pmIAD - SJO
1 stop8h 30mAvianca
mar. 4/84:20 pmSJO - IAD
1 stop6h 55mAvianca
Deal found 2/19$292
This American Airlines deal was found by Cheapflights users on 2/20. 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.
dom. 3/211:54 amDCA - SJO
1 stop12h 25mAmerican Airlines
mié. 3/122:20 pmSJO - DCA
1 stop7h 25mAmerican Airlines
Deal found 2/20$294
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/412:26 pmDCA - SJO
1 stop10h 46mDelta
mié. 3/127:00 amSJO - DCA
1 stop11h 35mDelta
Deal found 2/20$298
This Booking.com deal was found by Cheapflights users on 2/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 3/202:22 amIAD - SJO
1 stop9h 52mVolaris El Salvador
vie. 3/2811:15 amSJO - IAD
1 stop22h 54mVolaris El Salvador
Deal found 2/19$302
This Delta deal was found by Cheapflights users on 2/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/36:00 amBWI - LIR
1 stop7h 42mDelta
jue. 3/63:54 pmLIR - BWI
1 stop7h 41mDelta
Deal found 2/20$307
This American Airlines deal was found by Cheapflights users on 2/20. 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.
lun. 3/35:28 pmBWI - LIR
2 stops19h 52mAmerican Airlines
jue. 3/61:13 pmLIR - BWI
1 stop8h 44mAmerican Airlines
Deal found 2/20$311

Find flights from Washington, D.C. to Costa Rica within your budget

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 febrero 20, 2025.

Fly from

Washington, D.C.

Fly to

Costa Rica

Route

Depart

Return

Price

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

dom. 3/9

4:35 pm-7:34 am

1 stop16h 59m

San José Juan Santamaria Intl

mié. 3/19

5:51 am-3:11 pm

1 stop7h 20m

$279

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

mié. 3/5

3:35 pm-10:05 pm

1 stop7h 30m

San José Juan Santamaria Intl

lun. 3/10

11:30 am-7:21 am

1 stop17h 51m

$280

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

mié. 3/5

5:27 pm-12:50 am

1 stop8h 23m

San José Juan Santamaria Intl

mar. 3/11

12:26 pm-11:43 pm

1 stop9h 17m

$282

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

mar. 3/4

6:12 am-9:05 pm

1 stop15h 53m

San José Juan Santamaria Intl

mar. 3/11

8:15 am-1:22 pm

2 stops27h 07m

$286

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

lun. 3/10

2:30 am-7:35 am

1 stop7h 05m

San José Juan Santamaria Intl

dom. 3/16

11:15 am-12:09 pm

1 stop22h 54m

$287

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

lun. 2/24

3:34 pm-8:08 am

1 stop17h 34m

San José Juan Santamaria Intl

mar. 2/25

4:09 am-2:03 pm

1 stop8h 54m

$290

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

mié. 4/2

5:05 pm-11:35 pm

1 stop8h 30m

San José Juan Santamaria Intl

mar. 4/8

4:20 pm-1:15 am

1 stop6h 55m

$292

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

dom. 3/2

11:54 am-11:19 pm

1 stop12h 25m

San José Juan Santamaria Intl

mié. 3/12

2:20 pm-11:45 pm

1 stop7h 25m

$294

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

mar. 3/4

12:26 pm-10:12 pm

1 stop10h 46m

San José Juan Santamaria Intl

mié. 3/12

7:00 am-8:35 pm

1 stop11h 35m

$298

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

jue. 3/20

2:22 am-10:14 am

1 stop9h 52m

San José Juan Santamaria Intl

vie. 3/28

11:15 am-12:09 pm

1 stop22h 54m

$302

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.

Travel insights for flights from Washington, D.C. to Costa Rica

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

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

Currently, September is the cheapest month in which you can book a flight from Washington, D.C. to Costa Rica (average of $398). Flying from Washington, D.C. 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 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 febrero 20, 2025.

A simple way to save on the total cost of your ticket is to fly from Washington, D.C. to Costa Rica at noon. If you’re flexible enough to do this you can expect to save up to 47% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Washington, D.C. to Costa Rica?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Costa Rica. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Costa Rica flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 febrero 20, 2025.
Read reviews from past customers who have flown Southwest, Delta and Alaska 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.
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,411 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,219 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,697 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Copa Airlines
7.6
Good
1,510 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,765 reviews
Southwest
8.1
Very good
4,411 reviews

Crew

8.7

Overall

8.1

Boarding

8.2

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $62. Users have also found prices from $110 and $115 on Copa Airlines and American Airlines, 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 Baltimore/Washington - San José Juan Santamaria Intl or Washington, D.C. Reagan-National - 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 (86%), Avianca Costa Rica (86%) and United Airlines (58%).

  • 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 $453, our data indicates the cheapest price to be $125. The most popular route (Washington, D.C. Dulles Intl - San José Juan Santamaria Intl), is priced around $186.

  • 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, September is the cheapest month in which you can book a flight from Washington, D.C. to Costa Rica (average of $398). Flying from Washington, D.C. 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 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 febrero 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
Volaris El SalvadorCheapest$179Average$290FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$182Average$597FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$217Average$590FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$234Average$376FlexibilityNo cancel feeOn-time65%
AviancaCheapest$242Average$387FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$246Average$645FlexibilityNo cancel feeOn-time63%
Copa AirlinesCheapest$270Average$424FlexibilityNo cancel feeOn-time70%
DeltaCheapest$276Average$523FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$372Average$735FlexibilityNo cancel feeOn-time62%
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