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Washington, D.C.

$136+ 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 6/16. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — WAS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from San José Juan Santamaria Intl to Washington, D.C. are usually found in February or August, booked 79 days in advance, depart on a Monday or Friday and return on a Tuesday

Cheap 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 June 12, 2025.

Round-trip from

$233
(Mytrip)

One-way from

$136
(CheapOair)

Popular in

December

Cheapest in

February

Average price

$342

Good round-trip deal

$248 or less

Good one-way deal

$145 or less
From San José Juan Santamaria Intl to Washington, D.C. (WAS)
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One-way flight from San José Juan Santamaria Intl to Washington, D.C. (WAS)
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Highest demand for flights based on searches. 8% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from San José Juan Santamaria Intl to Washington, D.C. (WAS).
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Price to beat on a one-way flight from San José Juan Santamaria Intl to Washington, D.C. (WAS).
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Find 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 June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/10. 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.
Sun 12/212:30 pmSJO - IAD
Nonstop4h 42mUnited Airlines
Sun 1/410:06 pmIAD - SJO
1 stop16h 11mUnited Airlines
Deal found 6/10$232
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/294:20 pmSJO - IAD
1 stop6h 55mAvianca
Mon 8/41:05 amIAD - SJO
Nonstop4h 30mAvianca
Deal found 6/10$233
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/115:00 pmSJO - IAD
1 stop17h 37mMultiple Airlines
Thu 9/182:25 pmIAD - SJO
1 stop18h 19mMultiple Airlines
Deal found 6/10$235
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 6/1211:13 amSJO - BWI
2 stops21h 00mUnited Airlines
Sat 8/302:54 pmBWI - SJO
1 stop30h 43mUnited Airlines
Deal found 6/10$238
This United Airlines deal was found by Cheapflights users on 6/10. 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 12/222:05 pmSJO - DCA
1 stop8h 51mUnited Airlines
Tue 1/64:07 pmDCA - SJO
2 stops17h 08mUnited Airlines
Deal found 6/10$238
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/118:50 amSJO - BWI
1 stop8h 50mSouthwest
Tue 9/236:40 amBWI - SJO
1 stop8h 05mSouthwest
Deal found 6/10$247
This Delta deal was found by Cheapflights users on 6/10. 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.
Mon 12/222:10 pmSJO - BWI
1 stop9h 30mDelta
Tue 1/62:10 pmBWI - SJO
1 stop9h 05mDelta
Deal found 6/10$248
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 8/292:15 pmSJO - BWI
1 stop8h 08mAmerican Airlines
Tue 9/27:58 amBWI - SJO
1 stop6h 57mAmerican Airlines
Deal found 6/11$252
This Southwest deal was found by Cheapflights users on 6/11. 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.
Thu 7/248:45 amSJO - DCA
1 stop12h 00mSouthwest
Sun 7/276:00 amDCA - SJO
1 stop8h 15mSouthwest
Deal found 6/11$253
This CheapOair deal was found by Cheapflights users on 6/10. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/162:42 pmSJO - IAD
1 stop19h 58mVolaris El Salvador
Sat 7/262:25 pmIAD - SJO
1 stop18h 19mVolaris El Salvador
Deal found 6/10$255
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 9/136:00 amSJO - IAD
2 stops24h 46mAmerican Airlines
Sat 9/207:17 pmIAD - SJO
2 stops17h 55mAmerican Airlines
Deal found 6/11$257
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 10/232:25 pmSJO - DCA
2 stops14h 34mAmerican Airlines
Wed 10/295:30 amDCA - SJO
2 stops9h 30mAmerican Airlines
Deal found 6/11$257

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 June 12, 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

Tue 7/29

4:20 pm-1:15 am

1 stop6h 55m

Washington, D.C. Dulles Intl

Mon 8/4

1:05 am-3:35 am

Nonstop4h 30m

$233

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

Tue 9/2

5:00 pm-12:37 pm

1 stop17h 37m

Washington, D.C. Dulles Intl

Wed 9/17

2:37 am-8:19 pm

1 stop19h 42m

$235

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

Thu 7/24

5:30 am-11:58 pm

1 stop16h 28m

Washington, D.C. Dulles Intl

Sat 7/26

3:39 pm-11:55 am

1 stop22h 16m

$238

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Fri 8/1

5:30 am-11:24 pm

2 stops39h 54m

Baltimore/Washington

Thu 8/14

2:54 pm-10:39 pm

1 stop9h 45m

$238

San JoséWashington, D.C.

SJO - DCA

SJODCA

San José Juan Santamaria Intl

Wed 6/25

5:30 am-11:59 pm

1 stop16h 29m

Washington, D.C. Reagan-National

Sun 6/29

6:00 am-10:39 pm

1 stop18h 39m

$238

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Fri 9/5

8:50 am-8:45 pm

2 stops9h 55m

Baltimore/Washington

Sun 9/7

10:40 am-7:05 pm

1 stop10h 25m

$247

San JoséBaltimore

SJO - BWI

SJOBWI

San José Juan Santamaria Intl

Fri 8/29

2:15 pm-12:23 am

1 stop8h 08m

Baltimore/Washington

Tue 9/2

7:58 am-12:55 pm

1 stop6h 57m

$252

San JoséWashington, D.C.

SJO - DCA

SJODCA

San José Juan Santamaria Intl

Thu 7/24

8:45 am-10:45 pm

1 stop12h 00m

Washington, D.C. Reagan-National

Sun 7/27

6:00 am-12:15 pm

1 stop8h 15m

$253

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

Wed 7/16

2:42 pm-12:40 pm

1 stop19h 58m

Washington, D.C. Dulles Intl

Sat 7/26

2:25 pm-6:44 am

1 stop18h 19m

$255

San JoséWashington, D.C.

SJO - IAD

SJOIAD

San José Juan Santamaria Intl

Sat 8/16

2:15 pm-11:57 pm

1 stop7h 42m

Washington, D.C. Dulles Intl

Tue 8/26

4:36 pm-1:40 pm

2 stops23h 04m

$257

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 39 results
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The best insider tips for San José to Washington, D.C. flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
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.

Read more about SJOby Marisa Garcia
IAD

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

Read more about IADby Ramsey Qubein
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

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, San José Province 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 June 9, 2025.

The best time to book flights from San José, San José Province to Washington, D.C. is 79 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, San José Province to Washington, D.C.?

Currently, August is the cheapest month in which you can book a flight from San José, San José Province to Washington, D.C. (average of $241). Flying from San José, San José Province to Washington, D.C. in March is currently the most expensive (average of $290). 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 June 12, 2025.

It’s optimal to fly from San José, San José Province to Washington, D.C. in the evening. By choosing this option you can save up to 51% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from San José, San José Province 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, San José Province to Washington, D.C. flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. when rainfall is around 2.6 in.

Temperature in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 June 12, 2025.
Read through reviews of airlines operating flights from San José to Washington, D.C., such as Alaska Airlines, Southwest and Delta. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,946 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Copa Airlines
7.5
Good
1,451 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Overall

8.0

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 0 outbound flights to Washington, D.C. per day from 9 airlines. San José Juan Santamaria Intl is conveniently located just 8.8 mi from San José’s city center.

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

    Cheapflights users have booked flights from San José, San José Province to Washington, D.C. round-trip from $233. Other airlines that can offer you cheap pricing are United Airlines, from $238, and Southwest, from $247. These flights start at 27% lower than the current average price 3 months from now.

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

    One-way options have recently been found by users for as low as $136 on Volaris El Salvador. Other airlines that offer cheap prices include Avianca from $137 and United Airlines from $143 one-way.

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

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

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

    Looking at all options, your cheapest flight can be booked for $271. While the most popular route (San José Juan Santamaria Intl - Washington, D.C. Dulles Intl) can be booked for $220 on average our data indicates $326 when flying from San José, San José Province 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, San José Province to Washington, D.C.?

    Currently, August is the cheapest month in which you can book a flight from San José, San José Province to Washington, D.C. (average of $241). Flying from San José, San José Province to Washington, D.C. in March is currently the most expensive (average of $290). 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
Arlington
Alexandria
Woodbridge
Tysons
Silver Spring
Linthicum Heights
Fredericksburg
Gaithersburg
Fairfax
Falls Church
Easton
Herndon
Towson
Bowie
Rockville
Reston
National Harbor
Springfield
Manassas
Dundalk

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.
San José to Dulles Intl flights
San José to Reagan-National flights
Liberia to Dulles Intl flights
Liberia to Reagan-National flights

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

Discover the top 9 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$171Average$360FlexibilityNo cancel feeOn-time70%
Volaris El SalvadorCheapest$173Average$266FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$203Average$363FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$219Average$442FlexibilityNo cancel feeOn-time69%
DeltaCheapest$234Average$295FlexibilityNo cancel feeOn-timeN/A
AviancaCheapest$246Average$365FlexibilityNo cancel feeOn-time71%
Spirit AirlinesCheapest$247Average$369FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$339Average$624FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$364Average$464FlexibilityNo cancel feeOn-time63%

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