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San José

$148+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJO
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
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 June 9, 2026.

This United Airlines deal was found by Cheapflights users on 6/9. 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 11/37:49 pm
PDX
-
SJO
2 stops13h 36m
United Airlines
Tue 11/1012:35 pm
SJO
-
PDX
1 stop12h 36m
United Airlines
Deal found 6/9$344
This American Airlines deal was found by Cheapflights users on 6/8. 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 9/2811:06 pm
PDX
-
SJO
2 stops20h 01m
American Airlines
Thu 10/16:00 am
SJO
-
PDX
2 stops18h 23m
American Airlines
Deal found 6/8$349
This American Airlines deal was found by Cheapflights users on 6/9. 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 10/181:53 pm
GEG
-
SJO
2 stops22h 07m
American Airlines
Thu 10/221:05 pm
SJO
-
GEG
2 stops23h 30m
American Airlines
Deal found 6/9$351
This United Airlines deal was found by Cheapflights users on 6/8. 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 10/267:49 pm
PDX
-
SJO
2 stops13h 36m
United Airlines
Wed 11/412:35 pm
SJO
-
PDX
1 stop12h 36m
United Airlines
Deal found 6/8$390
This United Airlines deal was found by Cheapflights users on 6/9. 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 10/66:50 am
PDX
-
SJO
1 stop11h 47m
United Airlines
Tue 10/137:55 am
SJO
-
PDX
2 stops16h 02m
United Airlines
Deal found 6/9$395
This oojo deal was found by Cheapflights users on 6/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/277:03 am
PDX
-
SJO
2 stops15h 12m
Multiple Airlines
Sat 9/55:45 am
SJO
-
PDX
2 stops16h 05m
Multiple Airlines
Deal found 6/7$405
This United Airlines deal was found by Cheapflights users on 6/8. 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 9/97:10 am
PDX
-
SJO
1 stop11h 27m
United Airlines
Mon 9/148:45 am
SJO
-
PDX
1 stop15h 00m
United Airlines
Deal found 6/8$406
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/109:27 pm
PDX
-
SJO
2 stops24h 48m
Multiple Airlines
Mon 8/173:10 pm
SJO
-
PDX
2 stops19h 11m
Multiple Airlines
Deal found 6/8$408
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:27 pm
PDX
-
SJO
2 stops24h 48m
Multiple Airlines
Sun 8/2312:40 pm
SJO
-
PDX
3 stops21h 45m
Multiple Airlines
Deal found 6/8$409
This oojo deal was found by Cheapflights users on 6/9. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/210:48 am
PDX
-
SJO
2 stops11h 52m
Multiple Airlines
Thu 8/135:05 am
SJO
-
PDX
2 stops12h 42m
Multiple Airlines
Deal found 6/9$411
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:00 pm
PDX
-
SJO
3 stops17h 45m
Multiple Airlines
Tue 11/35:05 am
SJO
-
PDX
2 stops13h 30m
Multiple Airlines
Deal found 6/8$412
This American Airlines deal was found by Cheapflights users on 6/9. 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.
Wed 9/1612:45 pm
GEG
-
SJO
2 stops22h 14m
American Airlines
Wed 9/232:57 pm
SJO
-
GEG
2 stops21h 58m
American Airlines
Deal found 6/9$413

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 June 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$344
(United Airlines)

One-way from

$148
(American Airlines)

Popular in

April

Cheapest in

October

Average price

$745
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. 12% potential increase in price ($93 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 9, 2026.
Use the filters below to find and compare flights from Washington to San José that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PascoSan José

PSC - SJO

PSCSJO

Pasco Tri Cities

Sun 12/6

6:00 am-10:59 pm

2 stops14h 59m

San José Juan Santamaria Intl

Tue 12/15

2:40 pm-2:18 pm

2 stops25h 38m

$515

PortlandSan José

PDX - SJO

PDXSJO

Portland

Wed 7/1

11:59 pm-10:11 am

1 stop9h 12m

San José Juan Santamaria Intl

Mon 7/6

7:55 am-7:18 pm

1 stop12h 23m

$522

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Sat 10/24

1:38 pm-10:25 am

2 stops19h 47m

San José Juan Santamaria Intl

Tue 10/27

8:40 am-11:38 pm

1 stop15h 58m

$533

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

Mon 10/12

5:00 pm-6:00 am

2 stops12h 00m

San José Juan Santamaria Intl

Wed 10/21

1:00 pm-11:45 pm

2 stops11h 45m

$561

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Mon 11/9

10:45 pm-1:05 pm

1 stop12h 20m

San José Juan Santamaria Intl

Sat 11/14

7:00 am-11:42 pm

2 stops18h 42m

$563

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

Mon 8/31

6:15 pm-12:45 pm

2 stops17h 30m

San José Juan Santamaria Intl

Wed 9/9

9:00 am-11:35 pm

2 stops15h 35m

$577

PortlandSan José

PDX - SJO

PDXSJO

Portland

Mon 9/28

11:59 pm-12:21 pm

1 stop11h 22m

San José Juan Santamaria Intl

Thu 10/1

8:45 am-12:59 am

1 stop17h 14m

$588

PortlandSan José

PDX - SJO

PDXSJO

Portland

Wed 9/2

7:10 am-7:37 pm

1 stop11h 27m

San José Juan Santamaria Intl

Sun 9/13

8:45 am-12:34 am

1 stop16h 49m

$588

PortlandSan José

PDX - SJO

PDXSJO

Portland

Fri 6/19

11:05 am-9:15 pm

1 stop9h 10m

San José Juan Santamaria Intl

Mon 6/22

8:45 am-8:54 pm

1 stop13h 09m

$589

PortlandSan José

PDX - SJO

PDXSJO

Portland

Sat 6/27

1:14 pm-7:15 am

1 stop17h 01m

San José Juan Santamaria Intl

Tue 10/13

1:25 pm-9:28 am

2 stops21h 03m

$593

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 58 resultsSorted by cheapest first
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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, March is the cheapest month in which you can book a flight from State of Washington to San José (average of $142). Flying from State of Washington to San José in July is currently the most expensive (average of $463). 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?

How far ahead should I book a flight from State of Washington to San José?

The best time to book flights from State of Washington to San José is 34 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.

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, Southwest, and Delta fly from State of Washington to San José in about 9h 12m. The time it takes to get you to your destination can typically vary by up to 3h 08m. 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 $168. Southwest flights start at $177 while deals on United Airlines start at $185 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, March is the cheapest month in which you can book a flight from State of Washington to San José (average of $142). Flying from State of Washington to San José in July is currently the most expensive (average of $463). 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

Browse thousands of different options on Cheapflights for your next trip

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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 June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$287Average$548FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$297Average$535FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$311Average$515FlexibilityNo cancel feeOn-time75%
DeltaCheapest$345Average$797FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$362Average$681FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$500Average$637FlexibilityNo cancel feeOn-time63%
AeromexicoCheapest$766Average$908FlexibilityNo cancel feeOn-timeN/A

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