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San José

$149+ Cheap flights from Washington, D.C. (WAS) to San José (SJO)

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — SJO
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

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3. Compare prices and book

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Cheapflights Tip: The best prices from Washington, D.C. to San José Juan Santamaria Intl are usually found in October or September, booked 19 days in advance, depart on a Thursday or Tuesday and return on a Thursday

Cheap flight deals from Washington, D.C. to San José

Cheapest flights from Washington, D.C. to San José
Explore the most affordable flight options available from Washington, D.C. to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.

This Avianca deal was found by Cheapflights users on 5/17. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/77:35 pm
IAD
-
SJO
2 stops14h 55m
Avianca
Thu 7/163:10 pm
SJO
-
IAD
2 stops9h 05m
Avianca
Deal found 5/17$323
This Copa Airlines deal was found by Cheapflights users on 5/17. 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.
Fri 10/164:49 pm
BWI
-
SJO
1 stop19h 09m
Copa Airlines
Sat 10/244:08 am
SJO
-
BWI
1 stop9h 07m
Copa Airlines
Deal found 5/17$344
This Copa Airlines deal was found by Cheapflights users on 5/18. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/314:38 pm
IAD
-
SJO
1 stop16h 31m
Copa Airlines
Tue 6/96:19 pm
SJO
-
IAD
1 stop8h 02m
Copa Airlines
Deal found 5/18$344
This Delta deal was found by Cheapflights users on 5/20. 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.
Wed 10/76:00 am
BWI
-
SJO
1 stop7h 58m
Delta
Tue 10/201:23 pm
SJO
-
BWI
1 stop8h 48m
Delta
Deal found 5/20$356
This United Airlines deal was found by Cheapflights users on 5/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:58 am
DCA
-
SJO
1 stop10h 39m
United Airlines
Fri 6/511:13 am
SJO
-
DCA
1 stop9h 02m
United Airlines
Deal found 5/18$356
This Delta deal was found by Cheapflights users on 5/20. 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.
Wed 10/77:00 am
IAD
-
SJO
1 stop6h 58m
Delta
Wed 10/211:23 pm
SJO
-
IAD
1 stop8h 42m
Delta
Deal found 5/20$356
This Copa Airlines deal was found by Cheapflights users on 5/17. 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.
Sat 5/304:38 pm
IAD
-
SJO
1 stop16h 31m
Copa Airlines
Sat 6/610:05 am
SJO
-
IAD
1 stop12h 28m
Copa Airlines
Deal found 5/17$358
This Copa Airlines deal was found by Cheapflights users on 5/18. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:49 pm
BWI
-
SJO
1 stop18h 15m
Copa Airlines
Sat 10/174:08 am
SJO
-
BWI
1 stop9h 07m
Copa Airlines
Deal found 5/18$359
This Copa Airlines deal was found by Cheapflights users on 5/18. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/34:38 pm
IAD
-
SJO
1 stop20h 28m
Copa Airlines
Wed 6/174:10 am
SJO
-
IAD
1 stop22h 11m
Copa Airlines
Deal found 5/18$359
This American Airlines deal was found by Cheapflights users on 5/21. 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 9/86:00 am
BWI
-
SJO
2 stops15h 52m
American Airlines
Tue 9/151:05 pm
SJO
-
BWI
2 stops19h 50m
American Airlines
Deal found 5/21$361
This Kiwi.com deal was found by Cheapflights users on 5/16. 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.
Thu 5/284:38 pm
IAD
-
SJO
1 stop16h 31m
Copa Airlines
Wed 6/32:59 pm
SJO
-
IAD
1 stop7h 34m
Copa Airlines
Deal found 5/16$364
This American Airlines deal was found by Cheapflights users on 5/19. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:15 pm
IAD
-
SJO
2 stops24h 15m
American Airlines
Thu 9/1712:57 pm
SJO
-
IAD
2 stops19h 35m
American Airlines
Deal found 5/19$365

Find flight deals from Washington, D.C. to San José

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to San José (SJO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$323
(Avianca)

One-way from

$149
(KAYAK)

Popular in

December

Cheapest in

October

Average price

$360

Good round-trip deal

$425 or less

Good one-way deal

$153 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 San José Juan Santamaria Intl
Search Deals
One-way flight from Washington, D.C. (WAS) to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Washington, D.C. (WAS) to San José Juan Santamaria Intl.
Search Deals
Price to beat on a one-way flight from Washington, D.C. (WAS) to San José Juan Santamaria Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. to San José 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 21, 2026.
Use the filters below to find and compare flights from Washington, D.C. to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Mon 10/19

4:34 pm-8:19 am

1 stop17h 45m

San José Juan Santamaria Intl

Fri 10/23

10:03 am-4:20 am

1 stop16h 17m

$344

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Fri 6/5

2:21 am-9:06 am

1 stop8h 45m

San José Juan Santamaria Intl

Tue 6/9

4:10 am-4:21 am

1 stop22h 11m

$344

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Tue 10/6

6:00 am-11:58 am

1 stop7h 58m

San José Juan Santamaria Intl

Tue 10/20

1:23 pm-11:18 pm

1 stop7h 55m

$356

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Thu 6/4

2:55 pm-10:39 pm

1 stop9h 44m

San José Juan Santamaria Intl

Wed 6/10

12:30 am-11:56 am

1 stop9h 26m

$356

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Sat 6/6

4:38 pm-9:06 am

1 stop18h 28m

San José Juan Santamaria Intl

Sat 6/13

8:47 am-4:21 am

1 stop17h 34m

$358

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Thu 9/10

6:00 am-11:54 am

1 stop7h 54m

San José Juan Santamaria Intl

Thu 9/17

1:25 pm-12:16 am

1 stop8h 51m

$376

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Sat 10/17

9:35 am-7:10 am

1 stop23h 35m

San José Juan Santamaria Intl

Fri 10/23

5:55 pm-4:20 am

1 stop8h 25m

$381

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Thu 7/9

2:22 am-7:26 am

1 stop7h 04m

San José Juan Santamaria Intl

Sun 7/19

1:37 pm-12:33 am

1 stop8h 56m

$402

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Thu 10/1

6:05 am-12:21 pm

1 stop8h 16m

San José Juan Santamaria Intl

Fri 10/9

1:25 pm-12:30 am

1 stop9h 05m

$411

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Sat 9/19

6:30 am-12:21 pm

1 stop7h 51m

San José Juan Santamaria Intl

Sat 9/26

12:44 pm-10:59 pm

1 stop8h 15m

$411

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Showing 1-10 of 60 resultsSorted by cheapest first
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Compare providers for flights from Washington, D.C. to San José

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to San José in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-San José flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C.-San José flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-San José flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-San José flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-San José flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to San José

Have a flexible travel schedule? Discover the best time to fly to San José 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 San José

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

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. to San José (average of $102). Flying from Washington, D.C. to San José in December is currently the most expensive (average of $1,252). 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 SJO?

Find hourly flight availability from Washington, D.C. to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 21, 2026.

When flying from Washington, D.C. to San José, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Washington, D.C. to San José?

What’s the top layover airport for flights from Washington, D.C. to San José?

Share of 1-stop round-trip flights from Washington, D.C. to San José chosen by Cheapflights users in the past 12 months, using the same layover each way.

Panama City (PTY) – chosen by Cheapflights users on 71% of 1-stop itineraries from Washington, D.C. to San José on Cheapflights.

What’s the cheapest layover airport for flights from Washington, D.C. to San José?

Average round-trip fare for 1-stop flights from Washington, D.C. to San José, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Houston (IAH) is the most affordable 1-stop option, with an average round-trip price of $219.

What’s the fastest layover option from Washington, D.C. to San José?

Shortest average travel time for 1-stop one-way flights from Washington, D.C. to San José, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Panama City (PTY) have the shortest average one-way travel time for 1-stop routes: 7h 46m.

Which airport typically offers the quickest layover for flights from Washington, D.C. to San José?

Average layover duration for 1-stop one-way flights from Washington, D.C. to San José, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Houston (IAH) offer the fastest connection on this route, with an average layover time of 1h 28m.

How far ahead should I book a flight from Washington, D.C. to San José?

The price you pay for your flight from Washington, D.C. to San José may vary depending on when you book. For the best chance of a lower fare, look to book 19 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing San José

Get insights into the airlines that provide service to San José. 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 San José. Reviews last updated May 21, 2026.
Read through reviews of airlines operating flights from Washington, D.C. to San José, such as Copa Airlines,United Airlines, andJetBlue. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.5
Good
1,576 reviews

Entertainment

6.8

Food

6.9

Crew

8.1

Overall

7.5

Boarding

7.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
Copa Airlines
7.5
Good
1,576 reviews
Copa Airlines
7.5
Good
1,576 reviews

Entertainment

6.8

Food

6.9

Crew

8.1

Overall

7.5

Boarding

7.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
United Airlines
7.4
Good
9,750 reviews
Copa Airlines
7.5
Good
1,576 reviews

Entertainment

6.8

Food

6.9

Crew

8.1

Overall

7.5

Boarding

7.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
JetBlue
7.2
Good
2,982 reviews
Copa Airlines
7.5
Good
1,576 reviews

Entertainment

6.8

Food

6.9

Crew

8.1

Overall

7.5

Boarding

7.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
American Airlines
7.1
Good
11,642 reviews
Copa Airlines
7.5
Good
1,576 reviews

Entertainment

6.8

Food

6.9

Crew

8.1

Overall

7.5

Boarding

7.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
Avianca
6.5
Okay
2,530 reviews
Copa Airlines
7.5
Good
1,576 reviews

Entertainment

6.8

Food

6.9

Crew

8.1

Overall

7.5

Boarding

7.8

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San José from Washington, D.C.?

    For a flight from Washington, D.C. to San José, you will be flying into Juan Santamaria Intl. San José Juan Santamaria Intl (SJO) is just 8.8 mi from the center of the city. Juan Santamaria Intl is the only San José airport and it handles 0 inbound flights from Washington, D.C. per day. 9 airlines have flights to San José Juan Santamaria Intl from Washington, D.C. on a regular basis.

  • How long is the flight from Washington, D.C. to San José?

    Copa Airlines, Delta, and United Airlines can get you from Washington, D.C. to San José in just under 7h 54m. Your travel time can differ by up to 9h 51m. Airlines will cover a distance of 2068 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Washington, D.C. to San José round-trip?

    Volaris El Salvador, at $102, was found to be the cheapest airline from Washington, D.C. to San José.Alternate airlines to your destination round-trip include Avianca and Delta. Volaris El Salvador is priced at 73% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $101 on United Airlines. Other airlines that offer cheap prices include Avianca from $107 and Copa Airlines from $109 one-way.

  • What are the most popular routes from Washington, D.C. to San José?

    The most popular flight routes from Washington, D.C. to San José are Washington, D.C. Dulles Intl - San José Juan Santamaria Intl, Baltimore/Washington - San José Juan Santamaria Intl and Washington, D.C. Reagan-National - San José Juan Santamaria Intl.

  • What are the cheapest flights from Washington, D.C. to San José?

    On average you can expect to pay $482 for a flight from Washington, D.C. to San José. The cheapest flight overall is $153 while the most popular route, (Washington, D.C. Dulles Intl - San José Juan Santamaria Intl) is currently priced at $344.

  • Where are the most common layover locations when flying from Washington, D.C. to San José?

    The most popular layover on flights from Washington, D.C. to San José is Panama City.

  • Where are the least popular layover locations for Washington, D.C. to San José flights?

    Washington, D.C. to San José flights that have layovers will least frequently stop in San Salvador.

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

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

  • How can I find direct flights from Washington, D.C. to San José?

    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 San José.

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

    Yes. Cheapflights offers flight deals from Washington, D.C. to San José 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 San José?

    Currently, May is the cheapest month in which you can book a flight from Washington, D.C. to San José (average of $102). Flying from Washington, D.C. to San José in December is currently the most expensive (average of $1,252). 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

Traveling to a place near San José?

Book flights to San José if you plan to visit one of these locations
Alajuela
Monteverde
Jacó
Heredia
Dominical
Manuel Antonio

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Washington, D.C. to San José

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to San José flights
Reagan-National to San José flights
Dulles Intl to Liberia flights

Top 9 airlines flying from Washington, D.C. to San José

Discover the top 9 airlines that operate flights from Washington, D.C. to San José. 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 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Volaris El SalvadorCheapest$102Average$333FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$132Average$356FlexibilityNo cancel feeOn-time71%
DeltaCheapest$137Average$465FlexibilityNo cancel feeOn-timeN/A
Copa AirlinesCheapest$170Average$368FlexibilityNo cancel feeOn-time70%
Spirit AirlinesCheapest$179Average$355FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$235Average$441FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$240Average$453FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$256Average$580FlexibilityNo cancel feeOn-time63%
JetBlueCheapest$308Average$518FlexibilityNo cancel feeOn-time62%

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