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Cheap flights from Washington, D.C. to San José from $81

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to San José departing on 1/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. to San José

Cheap round-trip flights

Enter your travel dates to find the best prices.
Spirit Airlines Logo
6:20 am - 12:22 pm
BWI
-
SJO
7h 02m1 stop
Spirit Airlines Logo
1:30 pm - 11:36 pm
SJO
-
BWI
9h 06m1 stop
$209Spirit Airlines
Tue, Jan 13 - Sat, Jan 24
Spirit Airlines Logo
6:20 am - 12:22 pm
BWI
-
SJO
7h 02m1 stop
Spirit Airlines Logo
12:33 pm - 11:47 pm
SJO
-
BWI
10h 14m1 stop
$214Spirit Airlines
Sat, Jan 31 - Wed, Feb 4
American Airlines Logo
10:09 am - 9:02 pm
BWI
-
SJO
11h 53m1 stop
American Airlines Logo
6:00 am - 5:56 pm
SJO
-
BWI
10h 56m1 stop
$236American Airlines
Thu, Jan 22 - Tue, Jan 27
Avianca Logo
1:30 am - 7:45 am
IAD
-
SJO
7h 15m1 stop
Avianca Logo
3:05 pm - 3:10 am
SJO
-
IAD
11h 05m1 stop
$238Avianca
Sat, Feb 21 - Sun, Mar 1
Avianca Logo
1:30 am - 9:35 am
IAD
-
SJO
9h 05m1 stop
Avianca Logo
4:15 pm - 12:10 am
SJO
-
IAD
6h 55m1 stop
$239Avianca
Fri, Jan 23 - Sat, Feb 7
American Airlines Logo
4:40 pm - 9:25 am
IAD
-
SJO
17h 45m2 stops
American Airlines Logo
11:35 pm - 8:30 pm
SJO
-
IAD
18h 55m2 stops
$240American Airlines
Sat, Mar 7 - Sat, Mar 14
United Airlines Logo
12:40 pm - 8:39 pm
DCA
-
SJO
8h 59m1 stop
United Airlines Logo
6:30 am - 6:41 pm
SJO
-
DCA
11h 11m1 stop
$255United Airlines
Thu, Jan 22 - Tue, Jan 27
JetBlue Logo
9:50 am - 4:23 pm
DCA
-
SJO
7h 33m1 stop
JetBlue Logo
1:45 pm - 10:31 pm
SJO
-
DCA
7h 46m1 stop
$256JetBlue
Mon, Feb 2 - Wed, Feb 11
JetBlue Logo
7:59 am - 1:20 pm
DCA
-
SJO
7h 21m1 stop
JetBlue Logo
9:00 am - 10:34 pm
SJO
-
DCA
11h 34m1 stop
$258JetBlue
Tue, May 5 - Wed, May 6
United Airlines Logo
6:00 am - 1:15 pm
DCA
-
SJO
8h 15m1 stop
United Airlines Logo
6:30 am - 8:56 pm
SJO
-
DCA
13h 26m1 stop
$259United Airlines
Wed, Jan 28 - Mon, Feb 2

Spirit Airlines flights from Washington, D.C. to San José

Our best Spirit Airlines deals on Washington, D.C. to San José flight tickets
Spirit Airlines
Jan 13
BWI6:20 amBaltimore/Washington
7h 02m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
Jan 24
SJO1:30 pmSan José Juan Santamaria Intl
9h 06m
1 stop
BWI11:36 pmBaltimore/Washington
$209
Find similar
Spirit Airlines
Jan 31
BWI6:20 amBaltimore/Washington
7h 02m
1 stop
SJO12:22 pmSan José Juan Santamaria Intl
Feb 4
SJO12:33 pmSan José Juan Santamaria Intl
10h 14m
1 stop
BWI11:47 pmBaltimore/Washington
$214
Find similar
Spirit Airlines
Dec 7
BWI8:00 pmBaltimore/Washington
16h 42m
1 stop
SJO11:42 amSan José Juan Santamaria Intl
Dec 11
SJO1:31 pmSan José Juan Santamaria Intl
9h 14m
1 stop
BWI11:45 pmBaltimore/Washington
$223
Find similar

American Airlines flights from Washington, D.C. to San José

Our best American Airlines deals on Washington, D.C. to San José flight tickets
American Airlines
Jan 22
BWI10:09 amBaltimore/Washington
11h 53m
1 stop
SJO9:02 pmSan José Juan Santamaria Intl
Jan 27
SJO6:00 amSan José Juan Santamaria Intl
10h 56m
1 stop
BWI5:56 pmBaltimore/Washington
$236
Find similar
American Airlines
Feb 5
BWI9:17 amBaltimore/Washington
14h 13m
2 stops
SJO10:30 pmSan José Juan Santamaria Intl
Feb 11
SJO6:00 amSan José Juan Santamaria Intl
16h 59m
1 stop
BWI11:59 pmBaltimore/Washington
$240
Find similar
American Airlines
Dec 6
DCA11:55 amWashington, D.C. Reagan-National
10h 16m
1 stop
SJO9:11 pmSan José Juan Santamaria Intl
Dec 16
SJO7:00 amSan José Juan Santamaria Intl
13h 30m
1 stop
DCA9:30 pmWashington, D.C. Reagan-National
$242
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 4, 2025.
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

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Tue 1/13

6:20 am-12:22 pm

1 stop7h 02m

San José Juan Santamaria Intl

Sat 1/24

1:30 pm-11:36 pm

1 stop9h 06m

$209

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Sat 1/31

6:20 am-12:22 pm

1 stop7h 02m

San José Juan Santamaria Intl

Wed 2/4

12:33 pm-11:47 pm

1 stop10h 14m

$214

BaltimoreSan José

BWI - SJO

BWISJO

Baltimore/Washington

Thu 1/22

10:09 am-9:02 pm

1 stop11h 53m

San José Juan Santamaria Intl

Tue 1/27

6:00 am-5:56 pm

1 stop10h 56m

$236

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Sat 2/21

1:30 am-7:45 am

1 stop7h 15m

San José Juan Santamaria Intl

Sun 3/1

3:05 pm-3:10 am

1 stop11h 05m

$238

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Fri 1/23

1:30 am-9:35 am

1 stop9h 05m

San José Juan Santamaria Intl

Sat 2/7

4:15 pm-12:10 am

1 stop6h 55m

$239

Washington, D.C.San José

IAD - SJO

IADSJO

Washington, D.C. Dulles Intl

Sat 3/7

4:40 pm-9:25 am

2 stops17h 45m

San José Juan Santamaria Intl

Sat 3/14

11:35 pm-8:30 pm

2 stops18h 55m

$240

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Thu 1/22

12:40 pm-8:39 pm

1 stop8h 59m

San José Juan Santamaria Intl

Tue 1/27

6:30 am-6:41 pm

1 stop11h 11m

$255

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Mon 2/2

9:50 am-4:23 pm

1 stop7h 33m

San José Juan Santamaria Intl

Wed 2/11

1:45 pm-10:31 pm

1 stop7h 46m

$256

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Tue 5/5

7:59 am-1:20 pm

1 stop7h 21m

San José Juan Santamaria Intl

Wed 5/6

9:00 am-10:34 pm

1 stop11h 34m

$258

Washington, D.C.San José

DCA - SJO

DCASJO

Washington, D.C. Reagan-National

Wed 1/28

6:00 am-1:15 pm

1 stop8h 15m

San José Juan Santamaria Intl

Mon 2/2

6:30 am-8:56 pm

1 stop13h 26m

$259

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to San José from

How to get the cheapest flight ticket from Washington, D.C. to San José

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. and San José?

What is the cheapest month to fly to San José?

In general, October is the cheapest month to fly from Washington, D.C. to San José. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $277. If you don’t want to visit San José in October, then you should wait until September to fly from Washington, D.C., when ticket prices are also cheap, with an average price of $285.

What is the cheapest day to depart on your flight to San José?

On average, the least expensive day to fly to San José from Washington, D.C. is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $357. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Washington, D.C. to San José on a Saturday will generally be more expensive and average around $660. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to San José?

Our data shows that the cheapest Washington, D.C. to San José flights are usually those with departure times in the evening. Our users have found flights to San José in the evening for as low as $410. Flights in the morning are often more expensive with an average ticket price of $782.

What is the cheapest Washington, D.C. to San José Juan Santamaria Intl flight route?

Fly from Washington, D.C. Dulles Intl to San José Juan Santamaria Intl for the best Washington, D.C. - San José Juan Santamaria Intl flight prices

How far in advance should I book a flight to San José?

You are more likely to see cheaper flights to San José from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to San José for around $377 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San José from Washington, D.C. for as low as $334 on momondo.

What cabin class options are available on Washington, D.C. to San José Juan Santamaria Intl flights?

There are 2 cabin classes available to choose from on Washington, D.C. to San José Juan Santamaria Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Washington, D.C. to San José flight prices changed over time?

As of December 2025, prices for Washington, D.C. to San José flights are approximately 9% cheaper when compared to flights at the same time last year.

When to book flights from Washington, D.C. to San José

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to San José according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. to San José (WAS to SJO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to San José

Best Price Found

$164

Fastest flight time

4h 40m

Direct flights

Mon, Tue, Wed, Fri and Sun

Airports in San José

1 airport
The best one-way flight to San José from Washington, D.C. in the past 72 hours is $164. The best round-trip flight deal from Washington, D.C. to San José found on momondo in the last 72 hours is $270.
The fastest flight from Washington, D.C. to San José takes 4h 40m
Direct flights go from Washington, D.C. to San José on Monday, Tuesday, Wednesday, Friday and Sunday. The only airline offering direct flights is Avianca.
There is 1 airport near San José: San José Juan Santamaria Intl (SJO)
Search flight deals

  • How far is Washington, D.C. to San José Juan Santamaria Intl by plane?

    The straight-line distance from Washington, D.C. to San José Juan Santamaria Intl is 2047.5 mi. In terms of flight time, this usually takes a little over 4h 55m.

  • When did momondo last update prices for flights from Washington, D.C. to San José Juan Santamaria Intl Airport?

    Prices for flights from Washington, D.C. to San José Juan Santamaria Intl Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to San José Juan Santamaria Intl Airport?

  • How old do you have to be to fly from Washington, D.C. to San José Juan Santamaria Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to San José Juan Santamaria Intl Airport.

  • What documentation or ID do you need to fly to San José Juan Santamaria Intl Airport?

    The travel and health documents you'll need for your trip to San José Juan Santamaria Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San José Juan Santamaria Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Washington, D.C. to San José?

  • What is the most popular airline from Washington, D.C. to San José?

Best airlines flying from Washington, D.C. to San José

Compare and see reviews for airlines that fly from Washington, D.C. to San José with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $174Free CancellationRating
7.9
8,011 reviews
Search Delta flights
Volaris El SalvadorPriceFrom $200Free CancellationRating
7.4
26 reviews
Search Volaris El Salvador flights
AviancaPriceFrom $225Free CancellationRating
6.6
2,479 reviews
Search Avianca flights
United AirlinesPriceFrom $235Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights
American AirlinesPriceFrom $235Free CancellationRating
7.2
11,044 reviews
Search American Airlines flights
Copa AirlinesPriceFrom $245Free CancellationRating
7.6
1,556 reviews
Search Copa Airlines flights
Spirit AirlinesPriceFrom $246Free CancellationRating
6.3
8,160 reviews
Search Spirit Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,255 reviews
Search Southwest flights
JetBluePriceFrom $360Free CancellationRating
7.2
2,898 reviews
Search JetBlue flights

  • Avianca Flights From Washington, D.C. to San José

    The lowest priced Avianca flight from Washington, D.C. to San José from the last 72 hours was $225. Generally, Avianca has 1 flight on this route every week with an average price of $383. Avianca is rated 6.6/10 by our users.

Traveling to a place near San José?

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

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to San José?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to San José. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to San José with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San José from Washington, D.C. with this policy.

How can momondo help me find flights from Washington, D.C. to San José?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to San José.

I’m not ready to book a flight from Washington, D.C. to San José right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to San José flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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