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San José

$133+ Cheap flights from Washington 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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJO
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Washington to San José

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

This American Airlines deal was found by Cheapflights users on 1/19. 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.
Sun 3/110:53 pm
PDX
-
SJO
1 stop9h 31m
American Airlines
Tue 3/1011:35 pm
SJO
-
PDX
1 stop14h 26m
American Airlines
Deal found 1/19$297
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/2311:35 pm
PDX
-
SJO
1 stop18h 37m
American Airlines
Fri 2/277:00 am
SJO
-
PDX
1 stop19h 17m
American Airlines
Deal found 1/20$298
This United Airlines deal was found by Cheapflights users on 1/18. 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 3/37:10 am
PDX
-
SJO
1 stop9h 06m
United Airlines
Thu 3/128:40 am
SJO
-
PDX
1 stop16h 55m
United Airlines
Deal found 1/18$308
This Trip.com deal was found by Cheapflights users on 1/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/107:00 am
PDX
-
SJO
1 stop30h 30m
Multiple Airlines
Tue 2/247:45 am
SJO
-
PDX
1 stop14h 59m
Multiple Airlines
Deal found 1/20$311
This American Airlines deal was found by Cheapflights users on 1/19. 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.
Mon 3/99:44 pm
PDX
-
SJO
2 stops12h 42m
American Airlines
Tue 3/1711:35 pm
SJO
-
PDX
1 stop20h 41m
American Airlines
Deal found 1/19$313
This Trip.com deal was found by Cheapflights users on 1/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/235:39 pm
PDX
-
SJO
2 stops27h 36m
Multiple Airlines
Fri 2/277:45 am
SJO
-
PDX
1 stop14h 59m
Multiple Airlines
Deal found 1/20$317
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/1912:38 pm
GEG
-
SJO
1 stop17h 54m
United Airlines
Thu 2/269:40 am
SJO
-
GEG
1 stop13h 27m
United Airlines
Deal found 1/20$319
This Avianca deal was found by Cheapflights users on 1/18. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:16 am
PDX
-
SJO
2 stops13h 59m
Multiple Airlines
Thu 3/127:45 am
SJO
-
PDX
1 stop13h 59m
Multiple Airlines
Deal found 1/18$321
This Trip.com deal was found by Cheapflights users on 1/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:00 am
PDX
-
SJO
1 stop30h 30m
Multiple Airlines
Fri 3/137:45 am
SJO
-
PDX
1 stop13h 59m
Multiple Airlines
Deal found 1/18$323
This Avianca deal was found by Cheapflights users on 1/19. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1610:30 am
PDX
-
SJO
2 stops11h 45m
Multiple Airlines
Tue 3/247:45 am
SJO
-
PDX
1 stop13h 50m
Multiple Airlines
Deal found 1/19$324
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/254:02 pm
GEG
-
SJO
2 stops18h 54m
United Airlines
Thu 3/59:40 am
SJO
-
GEG
1 stop28h 03m
United Airlines
Deal found 1/21$326
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/154:01 pm
GEG
-
SJO
2 stops19h 20m
United Airlines
Wed 4/228:45 am
SJO
-
GEG
1 stop11h 06m
United Airlines
Deal found 1/20$330

Find flight deals from Washington to San José

Keep the following information in mind while searching for Washington to San José flight deals. Data was last updated January 21, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$297
(American Airlines)

One-way from

$133
(American Airlines)

Popular in

April

Cheapest in

October

Average price

$568
Provider with most accurate pricing for Seattle/Tacoma Intl-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-San José Juan Santamaria Intl flights.
Search Deals
From Washington to San José Juan Santamaria Intl
Search Deals
One-way flight from Washington to San José Juan Santamaria Intl
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

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

Fly from

Washington

Fly to

San José

Route

Depart

Return

Price

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Thu 2/19

12:38 pm-8:32 am

1 stop17h 54m

San José Juan Santamaria Intl

Thu 2/26

9:40 am-9:07 pm

1 stop13h 27m

$319

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Wed 4/15

4:01 pm-12:21 pm

2 stops19h 20m

San José Juan Santamaria Intl

Wed 4/22

8:45 am-6:51 pm

1 stop11h 06m

$330

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Wed 4/15

4:01 pm-10:11 am

2 stops17h 10m

San José Juan Santamaria Intl

Sat 4/25

6:00 am-9:35 pm

2 stops16h 35m

$335

PortlandSan José

PDX - SJO

PDXSJO

Portland

Sat 5/16

7:45 pm-7:15 am

1 stop10h 30m

San José Juan Santamaria Intl

Mon 5/25

8:45 am-11:04 pm

1 stop15h 19m

$339

PortlandSan José

PDX - SJO

PDXSJO

Portland

Thu 4/30

3:59 pm-7:15 am

1 stop14h 16m

San José Juan Santamaria Intl

Mon 5/4

8:45 am-8:58 pm

1 stop13h 13m

$339

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Wed 2/25

12:38 pm-8:32 am

1 stop17h 54m

San José Juan Santamaria Intl

Thu 3/5

9:40 am-11:43 am

1 stop28h 03m

$348

PortlandSan José

PDX - SJO

PDXSJO

Portland

Mon 5/18

10:41 am-11:33 pm

1 stop11h 52m

San José Juan Santamaria Intl

Tue 5/19

12:53 am-4:49 pm

1 stop16h 56m

$368

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Mon 4/13

7:00 am-7:15 am

1 stop23h 15m

San José Juan Santamaria Intl

Wed 4/29

8:45 am-6:51 pm

1 stop11h 06m

$392

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Wed 4/15

5:00 am-11:53 pm

2 stops17h 53m

San José Juan Santamaria Intl

Tue 4/28

12:55 am-11:11 pm

2 stops23h 16m

$393

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Sun 2/22

4:02 pm-1:15 pm

2 stops19h 13m

San José Juan Santamaria Intl

Thu 2/26

9:40 am-9:07 pm

1 stop13h 27m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 60 results
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Best time to book a flight from Washington to San José

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

What is the cheapest month to book a flight from State of Washington to San José?

Currently, August is the cheapest month in which you can book a flight from State of Washington to San José (average of $174). Flying from State of Washington to San José in July is currently the most expensive (average of $502). 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.

How much does it cost to fly round-trip from State of Washington to San José?

Related info for your journey

Find useful and relevant information for your journey from Washington 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?

    For a flight from Washington 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.

  • How long is the flight from State of Washington to San José?

    Airlines like United Airlines, Alaska Airlines, and American Airlines fly from State of Washington to San José in about 11h 52m. The time it takes to get you to your destination can typically vary by up to 6h 36m. Airlines will cover a distance of 3340 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from State of Washington to San José one-way?

    To fly one-way, consider booking your trip with Alaska Airlines, which is currently one of the cheapest options available, starting at $161. American Airlines flights start at $185 while deals on United Airlines start at $189 one-way.

  • What are the most popular routes from State of Washington to San José?

    Most travelers choose Seattle/Tacoma Intl - San José Juan Santamaria Intl, Portland - San José Juan Santamaria Intl or Spokane - San José Juan Santamaria Intl when deciding on the best route from State of Washington to San José.

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

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

  • How can I find direct flights from Washington 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 to San José.

  • Can I find deals for business class flights from Washington to San José?

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to San José?

    Currently, August is the cheapest month in which you can book a flight from State of Washington to San José (average of $174). Flying from State of Washington to San José in July is currently the most expensive (average of $502). 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

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Alternative routes for Washington to San José

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Washington to San José

Discover the top 7 airlines that operate flights from Washington 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$152Average$192FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$561FlexibilityNo cancel feeOn-time69%
DeltaCheapest$280Average$583FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$287Average$527FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$311Average$519FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$500Average$735FlexibilityNo cancel feeOn-time63%
AeromexicoCheapest$809Average$981FlexibilityNo cancel feeOn-timeN/A

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