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$109+ Cheap flights from Reagan-National (DCA) 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — SJO
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheapflights Tip: The best prices from Washington, D.C. Reagan-National to San José Juan Santamaria Intl are usually found in November or August, booked 51 days in advance, depart on a Tuesday or Monday and return on a Thursday

Cheap flight deals from Reagan-National to San José

Cheapest flights from Reagan-National to San José
Explore the most affordable flight options available from Reagan-National to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 28, 2025.

This JetBlue deal was found by Cheapflights users on 12/27. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:00 amDCA - SJO
1 stop7h 28mJetBlue
Thu 1/82:05 pmSJO - DCA
1 stop7h 26mJetBlue
Deal found 12/27$290
This United Airlines deal was found by Cheapflights users on 12/26. 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 12/308:15 amDCA - SJO
1 stop11h 01mUnited Airlines
Thu 1/16:30 amSJO - DCA
1 stop13h 16mUnited Airlines
Deal found 12/26$304
This American Airlines deal was found by Cheapflights users on 12/26. 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 12/302:59 pmDCA - SJO
1 stop8h 46mAmerican Airlines
Thu 1/87:09 amSJO - DCA
1 stop14h 46mAmerican Airlines
Deal found 12/26$307
This Flysmarter deal was found by Cheapflights users on 12/26. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:59 pmDCA - SJO
1 stop15h 33mMultiple Airlines
Mon 12/2912:34 amSJO - DCA
1 stop18h 16mMultiple Airlines
Deal found 12/26$311
This United Airlines deal was found by Cheapflights users on 12/26. 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.
Fri 12/265:59 pmDCA - SJO
1 stop15h 33mUnited Airlines
Mon 12/2912:35 pmSJO - DCA
1 stop8h 31mUnited Airlines
Deal found 12/26$346
This American Airlines deal was found by Cheapflights users on 12/26. 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 12/2810:35 amDCA - SJO
1 stop13h 10mAmerican Airlines
Sat 1/107:09 amSJO - DCA
1 stop10h 49mAmerican Airlines
Deal found 12/26$393
This United Airlines deal was found by Cheapflights users on 12/26. 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.
Fri 12/265:59 pmDCA - SJO
1 stop15h 33mUnited Airlines
Thu 1/16:30 amSJO - DCA
1 stop13h 16mUnited Airlines
Deal found 12/26$429
This United Airlines deal was found by Cheapflights users on 12/27. 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.
Wed 12/316:00 amDCA - SJO
1 stop13h 16mUnited Airlines
Fri 1/28:45 amSJO - DCA
1 stop12h 21mUnited Airlines
Deal found 12/27$448
This United Airlines deal was found by Cheapflights users on 12/27. 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 12/3012:45 pmDCA - SJO
1 stop10h 47mUnited Airlines
Fri 1/26:30 amSJO - DCA
1 stop14h 36mUnited Airlines
Deal found 12/27$457
This United Airlines deal was found by Cheapflights users on 12/25. 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.
Fri 12/268:15 amDCA - SJO
1 stop15h 17mUnited Airlines
Sun 1/116:30 amSJO - DCA
1 stop14h 36mUnited Airlines
Deal found 12/25$463
This United Airlines deal was found by Cheapflights users on 12/26. 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 12/308:15 amDCA - SJO
1 stop15h 17mUnited Airlines
Wed 12/3111:28 pmSJO - DCA
1 stop9h 00mUnited Airlines
Deal found 12/26$465

Find flight deals from Reagan-National to San José

Discover tips and strategies to find the most affordable flight options for your journey from Reagan-National (DCA) 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 December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$243
(American Airlines)

One-way from

$109
(American Airlines)

Popular in

April

Cheapest in

November

Average price

$518
Provider with most accurate pricing for Washington, D.C. Reagan-National-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. Reagan-National-San José Juan Santamaria Intl flights.
Search Deals
From Washington, D.C. Reagan-National to San José Juan Santamaria Intl
Search Deals
One-way flight from Washington, D.C. Reagan-National to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National 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 December 28, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to San José that are best for you.

Fly from

Reagan-National

Fly to

San José

Route

Depart

Return

Price

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Wed 6/3

6:59 am-11:55 am

1 stop6h 56m

San José Juan Santamaria Intl

Sun 6/7

9:00 am-6:59 pm

1 stop7h 59m

$269

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Thu 6/4

6:59 am-11:55 am

1 stop6h 56m

San José Juan Santamaria Intl

Sun 6/7

12:55 pm-10:34 pm

1 stop7h 39m

$269

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Fri 2/6

8:15 am-6:16 pm

1 stop11h 01m

San José Juan Santamaria Intl

Sun 2/8

6:30 am-6:41 pm

1 stop11h 11m

$271

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Sun 2/1

8:15 am-6:16 pm

1 stop11h 01m

San José Juan Santamaria Intl

Sun 2/8

6:30 am-6:41 pm

1 stop11h 11m

$318

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Sat 1/10

12:40 pm-8:39 pm

1 stop8h 59m

San José Juan Santamaria Intl

Wed 1/14

8:45 am-6:41 pm

1 stop8h 56m

$318

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Mon 2/2

6:59 am-1:00 pm

1 stop7h 01m

San José Juan Santamaria Intl

Fri 2/13

7:00 am-10:33 pm

1 stop14h 33m

$331

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Fri 1/9

5:59 pm-8:32 am

1 stop15h 33m

San José Juan Santamaria Intl

Thu 1/15

6:30 am-3:57 pm

1 stop8h 27m

$346

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Sun 1/11

8:00 pm-12:56 pm

1 stop17h 56m

San José Juan Santamaria Intl

Thu 1/22

8:45 am-10:06 pm

1 stop12h 21m

$346

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Sun 1/25

5:59 pm-8:32 am

1 stop15h 33m

San José Juan Santamaria Intl

Tue 1/27

9:40 am-11:30 am

2 stops24h 50m

$346

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Wed 2/4

12:40 pm-8:39 pm

1 stop8h 59m

San José Juan Santamaria Intl

Mon 2/9

6:30 am-10:06 pm

1 stop14h 36m

$346

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 23 results
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Compare providers for flights from Reagan-National 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 Reagan-National to San José 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
OvagoPrice Accuracy2 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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. Reagan-National Airport-San José flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Washington, D.C. Reagan-National Airport-San José flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Washington, D.C. Reagan-National Airport-San José flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Reagan-National Airport-San José 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 Washington, D.C. Reagan-National Airport-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 Reagan-National to San José

Have a flexible travel schedule? Discover the best time to fly to San José from Reagan-National 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. Reagan-National Airport to San José

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

Use this chart to determine the optimal time to book a round-trip flight from Reagan-National to San José. Price data was last updated on December 26, 2025.

The best time to book flights from Washington, D.C. Reagan-National Airport to San José is 51 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 Washington, D.C. Reagan-National Airport to San José?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to San José (average of $168). Flying from Washington, D.C. Reagan-National Airport to San José in April is currently the most expensive (average of $483). 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.

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 December 28, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Washington, D.C. Reagan-National Airport to San José have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,019 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,019 reviews
Delta
7.9
Good
8,019 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,113 reviews
Delta
7.9
Good
8,019 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,072 reviews
Delta
7.9
Good
8,019 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
JetBlue
7.2
Good
2,901 reviews
Delta
7.9
Good
8,019 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Avianca
6.6
Okay
2,489 reviews
Delta
7.9
Good
8,019 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National?

    Most people fly into San José Juan Santamaria Intl (SJO) if they book a flight to San José from Washington, D.C. Reagan-National. On average, Juan Santamaria Intl has 0 inbound flights from Washington, D.C. Reagan-National 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 Washington, D.C. Reagan-National Airport to San José?

    JetBlue and United Airlines can get you from Washington, D.C. Reagan-National Airport to San José in just under 6h 56m. Your travel time can differ by up to 4h 05m. Washington, D.C. Reagan-National Airport and San José are separated by a distance of 2041 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Flying on Avianca is currently your cheapest option to San José, with prices starting at $132. Additional round-trip tickets that might be worth considering are offered by United Airlines and Delta, with the lowest prices starting at $235 and $252, respectively. You may be able to fly from Washington, D.C. Reagan-National Airport to San José for 70% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $100 on American Airlines. Other airlines that offer cheap prices include Southwest from $100 and United Airlines from $101 one-way.

  • Can I find deals for flights from Reagan-National to San José that include hotel bookings?

    Yes. In addition to deals on Reagan-National to San José flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Reagan-National to San José?

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

  • Can I find deals for business class flights from Reagan-National to San José?

    Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to San José?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to San José (average of $168). Flying from Washington, D.C. Reagan-National Airport to San José in April is currently the most expensive (average of $483). 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
Manuel Antonio
Alajuela
Monteverde
Jacó
Heredia
Dominical

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Alternative routes for Reagan-National to San José

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

Top 7 airlines flying from Reagan-National to San José

Discover the top 7 airlines that operate flights from Reagan-National 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$235Average$461FlexibilityNo cancel feeOn-time69%
DeltaCheapest$252Average$401FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$261Average$447FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$262Average$587FlexibilityNo cancel feeOn-time63%
AviancaCheapest$268Average$412FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$272Average$381FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$360Average$518FlexibilityNo cancel feeOn-time62%

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