Washington, D.C.

$118+ Cheap flights from San José (SJO) to Washington, D.C. (WAS)

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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — WAS
Jan 14 — Jan 211
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from San José Juan Santamaria Intl to Washington, D.C. are usually found in October or September, booked 44 days in advance, depart on a Friday or Thursday and return on a Tuesday

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

Cheapest flights from San José to Washington, D.C.
Explore the most affordable flight options available from San José to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This Avianca deal was found by Cheapflights users on 12/15. 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 12/165:10 pmSJO - IAD
Nonstop4h 25mAvianca
Tue 1/1311:55 pmIAD - SJO
Nonstop4h 55mAvianca
Deal found 12/15$191
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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 12/165:10 pmSJO - IAD
Nonstop4h 25mAvianca
Wed 1/141:30 amIAD - SJO
2 stops10h 55mAvianca
Deal found 12/15$202
This United Airlines deal was found by Cheapflights users on 12/13. 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 12/132:30 pmSJO - IAD
Nonstop4h 43mUnited Airlines
Sat 1/310:15 pmIAD - SJO
1 stop16h 00mUnited Airlines
Deal found 12/13$211
This Cheapflightsfares deal was found by Cheapflights users on 12/13. 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.
Mon 12/155:10 pmSJO - IAD
Nonstop4h 25mAvianca
Fri 1/96:15 pmIAD - SJO
1 stop15h 25mAvianca
Deal found 12/13$213
This United Airlines deal was found by Cheapflights users on 12/13. 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 12/132:30 pmSJO - IAD
Nonstop4h 43mUnited Airlines
Tue 3/3110:05 pmIAD - SJO
1 stop16h 16mUnited Airlines
Deal found 12/13$216
This United Airlines deal was found by Cheapflights users on 12/15. 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 12/222:05 pmSJO - IAD
1 stop30h 16mUnited Airlines
Mon 1/197:45 pmIAD - SJO
1 stop13h 47mUnited Airlines
Deal found 12/15$217
This United Airlines deal was found by Cheapflights users on 12/13. 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 12/218:45 amSJO - BWI
2 stops24h 03mUnited Airlines
Sat 1/36:04 pmBWI - SJO
1 stop27h 35mUnited Airlines
Deal found 12/13$217
This United Airlines deal was found by Cheapflights users on 12/14. 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 12/256:30 amSJO - DCA
1 stop14h 36mUnited Airlines
Wed 12/318:15 amDCA - SJO
1 stop11h 01mUnited Airlines
Deal found 12/14$217
This United Airlines deal was found by Cheapflights users on 12/14. 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 12/206:30 amSJO - DCA
1 stop8h 26mUnited Airlines
Sun 1/46:00 amDCA - SJO
1 stop8h 15mUnited Airlines
Deal found 12/14$226
This American Airlines deal was found by Cheapflights users on 12/13. 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 12/167:00 amSJO - BWI
2 stops14h 08mAmerican Airlines
Thu 2/125:00 amBWI - SJO
2 stops16h 58mAmerican Airlines
Deal found 12/13$234
This Frontier deal was found by Cheapflights users on 12/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/242:52 pmSJO - BWI
1 stop8h 37mFrontier
Wed 1/75:45 amBWI - SJO
1 stop9h 03mFrontier
Deal found 12/14$235
This American Airlines deal was found by Cheapflights users on 12/15. 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.
Sun 12/2112:34 amSJO - DCA
1 stop9h 26mAmerican Airlines
Tue 1/61:44 pmDCA - SJO
1 stop9h 46mAmerican Airlines
Deal found 12/15$237

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

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to Washington, D.C. (WAS). 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 December 15, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$190
(OneTravel)

One-way from

$118
(Spirit)

Popular in

April

Cheapest in

October

Average price

$294

Good round-trip deal

$216 or less

Good one-way deal

$126 or less
Provider with most accurate pricing for San José Juan Santamaria Intl-Washington, D.C. (WAS) flight deals.
Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Washington, D.C. (WAS) flights.
From San José Juan Santamaria Intl to Washington, D.C. (WAS)
One-way flight from San José Juan Santamaria Intl to Washington, D.C. (WAS)
Highest demand for flights based on searches. 11% potential increase in price ($38 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from San José Juan Santamaria Intl to Washington, D.C. (WAS).
Price to beat on a one-way flight from San José Juan Santamaria Intl to Washington, D.C. (WAS).

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José to Washington, D.C. 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 December 15, 2025.
Use the filters below to find and compare flights from San José to Washington, D.C. that are best for you.

Fly from

San José

Fly to

Washington, D.C.

Route

Depart

Return

Price

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

Thu 2/5

6:30 am-8:49 pm

1 stop13h 19m

Washington, D.C. Dulles Intl

Wed 2/18

6:03 am-6:16 pm

1 stop13h 13m

$217

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

Thu 12/25

6:30 am-10:19 pm

1 stop14h 49m

Washington, D.C. Dulles Intl

Thu 1/8

10:20 pm-8:32 am

1 stop35h 12m

$217

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Thu 2/5

2:20 pm-9:21 pm

2 stops30h 01m

Baltimore/Washington

Wed 2/18

10:30 am-8:39 pm

2 stops35h 09m

$217

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Fri 1/30

6:30 am-9:21 pm

2 stops37h 51m

Baltimore/Washington

Thu 2/5

12:25 pm-6:16 pm

1 stop30h 51m

$217

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Fri 1/30

6:30 am-10:25 pm

1 stop14h 55m

Baltimore/Washington

Mon 2/2

10:05 am-1:15 pm

2 stops52h 10m

$217

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Thu 2/5

8:45 am-10:25 pm

1 stop12h 40m

Baltimore/Washington

Tue 2/17

12:37 pm-8:39 pm

1 stop9h 02m

$217

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Sat 2/7

6:30 am-4:06 pm

1 stop8h 36m

Baltimore/Washington

Thu 2/19

12:37 pm-8:39 pm

1 stop9h 02m

$217

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Tue 2/10

6:30 am-4:06 pm

1 stop8h 36m

Baltimore/Washington

Wed 2/25

5:20 pm-12:56 pm

1 stop20h 36m

$217

San JoséWashington, D.C.

SJO - DCA

SJODCA

San José Juan Santamaria Intl

Thu 12/25

6:30 am-10:06 pm

1 stop14h 36m

Washington, D.C. Reagan-National

Wed 12/31

8:15 am-6:16 pm

1 stop11h 01m

$217

San JoséWashington, D.C.

SJO - DCA

SJODCA

San José Juan Santamaria Intl

Fri 2/6

6:30 am-3:57 pm

1 stop8h 27m

Washington, D.C. Reagan-National

Mon 2/16

6:00 am-8:39 pm

1 stop15h 39m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/13

Showing 1-10 of 50 results
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Compare providers for flights from San José to Washington, D.C.

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 San José to Washington, D.C. in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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 San José-Washington, D.C. flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San José-Washington, D.C. flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San José-Washington, D.C. flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José-Washington, D.C. flights, Cheapflights users trust eDreams the most. eDreams 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 San José-Washington, D.C. 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 San José to Washington, D.C.

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

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

Use this chart to determine the optimal time to book a round-trip flight from San José to Washington, D.C.. Price data was last updated on December 12, 2025.

The best time to book flights from San José to Washington, D.C. is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, July is the cheapest month in which you can book a flight from San José to Washington, D.C. (average of $142). Flying from San José to Washington, D.C. in September is currently the most expensive (average of $220). 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 SJO to WAS?

Find hourly flight availability from San José to Washington, D.C.. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s optimal to fly from San José to Washington, D.C. in the afternoon. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from San José to Washington, D.C.?

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

Travelers seeking maximum savings on their San José to Washington, D.C. flight should consider departing on Sunday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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

How often are flights from San José to Washington, D.C. delayed?

About 16% of weekly flights between San José and Washington, D.C. have experienced delays in the past year, with the average delay time being 126 minutes.

What is the most punctual flight time for San José to Washington, D.C. flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on San José to Washington, D.C. flights?

Over the last year, Avianca have had the lowest number of delays on this route, with just 14% of flights being delayed.

The best insider tips for San José to Washington, D.C. flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San José to Washington, D.C. trip
Airports
SJO

Leave for SJO with sufficient time to clear security. Self-check kiosks and baggage drop-off are available, but arrive at least 3 hours before your flight.

IAD

The Silver line of the Washington Metro reaches IAD in less than 40 minutes, offering a cheap way to get to the city.

Our travel experts
Marisa Garcia

Marisa Garcia

Expert on SJO

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on IAD

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. 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 Washington, D.C.. Reviews last updated December 15, 2025.
See what other customers who have flown with Copa Airlines, Volaris El Salvador, and United Airlines from San José to Washington, D.C. have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.4

Crew

8.1

Boarding

7.8

Overall

7.6

Food

6.8

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Comfort

7.4

Crew

8.1

Boarding

7.8

Overall

7.6

Food

6.8

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip
Volaris El Salvador
7.4
Good

Comfort

7.4

Crew

8.1

Boarding

7.8

Overall

7.6

Food

6.8

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Comfort

7.4

Crew

8.1

Boarding

7.8

Overall

7.6

Food

6.8

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Comfort

7.4

Crew

8.1

Boarding

7.8

Overall

7.6

Food

6.8

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Comfort

7.4

Crew

8.1

Boarding

7.8

Overall

7.6

Food

6.8

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Juan Pablo,Sep 2025

PTY - VVI

not a good expirience, the plane was packed, the seats wear very unconftrable, coudent conect with the entratainmente service on the plane, the onboarding was in charge of a very angry lady i really had a unplesent trip

Related info for your journey

Find useful and relevant information for your journey from San José to Washington, D.C.. 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 from for flights from San José to Washington, D.C.?

    Most people fly from San José Juan Santamaria Intl (SJO) if they book a flight from San José to Washington, D.C.. On average, Juan Santamaria Intl has 1 outbound flight to Washington, D.C. per day from 7 airlines. San José Juan Santamaria Intl is conveniently located just 8.8 mi from San José’s city center.

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

    A quick flight from San José to Washington, D.C. can take about 13h 19m. United Airlines provides one of the quickest options available for as low as $217. San José and Washington, D.C. are separated by a distance of 2042 mi.

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

    Avianca, at $201, was found to be the cheapest airline from San José to Washington, D.C..Alternate airlines to your destination round-trip include United Airlines and American Airlines. Avianca is priced at 30% lower than the current average price of a flight leaving 3 months from now.

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

    $125 is the cheapest one-way deal found within the past few days, from Volaris El Salvador. You may also be able to find cheap deals on Avianca and American Airlines, with prices starting from $132 and $135, respectively.

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

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

    Looking at all options, your cheapest flight can be booked for $116. While the most popular route (San José Juan Santamaria Intl - Washington, D.C. Dulles Intl) can be booked for $195 on average, our data indicates $245 when flying from San José to Washington, D.C..

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

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

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

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

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

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

    Currently, July is the cheapest month in which you can book a flight from San José to Washington, D.C. (average of $142). Flying from San José to Washington, D.C. in September is currently the most expensive (average of $220). 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 Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
Woodbridge
Tysons
Arlington
Owings Mills
Springfield
Hanover
Silver Spring
Fredericksburg
Linthicum Heights
Rockville
Laurel
Towson
Manassas
National Harbor
Bowie
Largo
McLean
Clinton
Cordova

Browse thousands of different options on Cheapflights for your next trip

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

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from San José to Washington, D.C.

Discover the top 7 airlines that operate flights from San José to Washington, D.C.. 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$171Average$322FlexibilityNo cancel feeOn-time70%
Spirit AirlinesCheapest$211Average$343FlexibilityNo cancel feeOn-time65%
AviancaCheapest$213Average$349FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$216Average$361FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$225Average$340FlexibilityNo cancel feeOn-time71%
DeltaCheapest$234Average$292FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$246Average$448FlexibilityNo cancel feeOn-time63%

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