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San José

$122+ 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
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Find 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 November 26, 2025.

This United Airlines deal was found by Cheapflights users on 11/25. 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.
Sat 12/63:55 pmPDX - SJO
1 stop14h 37mUnited Airlines
Sat 12/202:20 pmSJO - PDX
1 stop10h 39mUnited Airlines
Deal found 11/25$345
This American Airlines deal was found by Cheapflights users on 11/26. 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.
Fri 11/2812:00 pmPDX - SJO
1 stop9h 12mAmerican Airlines
Wed 12/102:56 pmSJO - PDX
1 stop10h 27mAmerican Airlines
Deal found 11/26$357
This Delta deal was found by Cheapflights users on 11/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/512:32 amPDX - SJO
2 stops19h 48mDelta
Sat 12/138:26 amSJO - PDX
1 stop13h 05mDelta
Deal found 11/25$365
This American Airlines deal was found by Cheapflights users on 11/26. 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.
Sat 12/66:35 amGEG - SJO
2 stops12h 36mAmerican Airlines
Tue 12/162:56 pmSJO - GEG
2 stops25h 11mAmerican Airlines
Deal found 11/26$373
This Delta deal was found by Cheapflights users on 11/24. 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.
Thu 11/2712:35 amPDX - SJO
2 stops19h 32mDelta
Wed 12/107:00 amSJO - PDX
2 stops19h 04mDelta
Deal found 11/24$381
This American Airlines deal was found by Cheapflights users on 11/24. 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 12/66:35 amGEG - SJO
2 stops12h 36mAmerican Airlines
Sat 12/136:00 amSJO - GEG
2 stops15h 36mAmerican Airlines
Deal found 11/24$383
This United Airlines deal was found by Cheapflights users on 11/24. 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.
Sat 12/61:00 pmPDX - SJO
2 stops22h 15mUnited Airlines
Sat 12/138:45 amSJO - PDX
2 stops16h 07mUnited Airlines
Deal found 11/24$386
This United Airlines deal was found by Cheapflights users on 11/26. 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.
Sun 12/71:00 pmPDX - SJO
2 stops22h 15mUnited Airlines
Wed 12/178:45 amSJO - PDX
2 stops17h 56mUnited Airlines
Deal found 11/26$390
This Avianca deal was found by Cheapflights users on 11/26. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:05 pmSEA - SJO
2 stops15h 05mMultiple Airlines
Mon 12/85:10 pmSJO - SEA
1 stop19h 25mMultiple Airlines
Deal found 11/26$405
This American Airlines deal was found by Cheapflights users on 11/26. 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 12/710:07 pmSEA - SJO
1 stop11h 45mAmerican Airlines
Tue 12/91:15 pmSJO - SEA
2 stops28h 09mAmerican Airlines
Deal found 11/26$406
This United Airlines deal was found by Cheapflights users on 11/25. 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.
Sat 12/612:33 pmGEG - SJO
1 stop17h 59mUnited Airlines
Tue 12/169:40 amSJO - GEG
1 stop11h 04mUnited Airlines
Deal found 11/25$408
This American Airlines deal was found by Cheapflights users on 11/25. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/57:15 amSEA - SJO
1 stop11h 56mAmerican Airlines
Mon 12/81:15 pmSJO - SEA
1 stop12h 01mAmerican Airlines
Deal found 11/25$409

Cheap 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 November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$276
(American Airlines)

One-way from

$122
(United Airlines)

Popular in

December

Cheapest in

October

Average price

$556
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 ($48 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
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 November 26, 2025.
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

PascoSan José

PSC - SJO

PSCSJO

Pasco Tri Cities

Mon 1/19

2:47 pm-12:38 pm

2 stops19h 51m

San José Juan Santamaria Intl

Fri 1/30

6:38 am-7:58 pm

2 stops15h 20m

$302

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Fri 1/23

4:10 pm-1:15 pm

2 stops19h 05m

San José Juan Santamaria Intl

Wed 1/28

9:40 am-7:16 pm

1 stop11h 36m

$324

PascoSan José

PSC - SJO

PSCSJO

Pasco Tri Cities

Mon 1/19

2:47 pm-12:38 pm

2 stops19h 51m

San José Juan Santamaria Intl

Thu 1/29

6:38 am-7:58 pm

2 stops15h 20m

$357

PascoSan José

PSC - SJO

PSCSJO

Pasco Tri Cities

Mon 5/4

5:21 am-11:10 am

2 stops28h 49m

San José Juan Santamaria Intl

Wed 5/6

2:35 pm-1:04 pm

2 stops23h 29m

$362

SpokaneSan José

GEG - SJO

GEGSJO

Spokane

Sun 1/11

4:10 pm-12:56 pm

2 stops18h 46m

San José Juan Santamaria Intl

Wed 1/21

8:45 am-9:22 pm

2 stops14h 37m

$370

PortlandSan José

PDX - SJO

PDXSJO

Portland

Mon 3/9

7:00 am-9:32 pm

1 stop13h 32m

San José Juan Santamaria Intl

Wed 3/18

8:40 am-11:04 pm

1 stop15h 24m

$376

PortlandSan José

PDX - SJO

PDXSJO

Portland

Sat 4/25

6:53 am-7:37 pm

1 stop11h 44m

San José Juan Santamaria Intl

Fri 5/1

8:45 am-12:54 am

1 stop17h 09m

$377

PortlandSan José

PDX - SJO

PDXSJO

Portland

Mon 4/20

2:00 pm-10:11 am

1 stop19h 11m

San José Juan Santamaria Intl

Fri 5/1

8:45 am-12:54 am

1 stop17h 09m

$377

PortlandSan José

PDX - SJO

PDXSJO

Portland

Tue 4/21

7:25 am-7:15 am

1 stop22h 50m

San José Juan Santamaria Intl

Fri 5/1

8:45 am-12:54 am

1 stop17h 09m

$378

PortlandSan José

PDX - SJO

PDXSJO

Portland

Sun 4/19

2:00 pm-10:11 am

1 stop19h 11m

San José Juan Santamaria Intl

Fri 5/1

8:45 am-12:54 am

1 stop17h 09m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

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.

What is the cheapest time of day to fly from WA to SJO?

Find hourly flight availability from Washington to San José. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

It’s typically best to fly out from State of Washington to San José in the afternoon. Doing so could potentially save you 36% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from State of Washington to San José?

Use this chart to determine the cheapest time to fly round-trip from Washington to San José. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their State of Washington to San José flight should consider departing on Sunday afternoons when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

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 American Airlines, United Airlines, and Alaska Airlines fly from State of Washington to San José in about 19h 05m. The time it takes to get you to your destination can typically vary by up to 7h 04m. Airlines will cover a distance of 3240 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 American Airlines, which is currently one of the cheapest options available, starting at $122. United Airlines flights start at $122 while deals on Southwest start at $222 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
Heredia
Manuel Antonio
Alajuela
Monteverde
Jacó
Dominical

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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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Minneapolis to Liberia flights
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San Francisco to Liberia flights
Midway to San José flights
Baltimore to Liberia flights
Minneapolis to San José flights
Seattle to Liberia flights
Reagan-National to Liberia flights
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Philadelphia to San José flights
Raleigh to San José flights
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Portland to San José flights
Philadelphia to Liberia flights
Austin to San José flights
Dallas/Fort Worth to Liberia flights
Hobby to Liberia flights
Charlotte to Liberia flights
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Top 8 airlines flying from Washington to San José

Discover the top 8 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$152Average$217FlexibilityNo cancel feeOn-time71%
DeltaCheapest$280Average$648FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$287Average$589FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$297Average$614FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$311Average$543FlexibilityNo cancel feeOn-time75%
Copa AirlinesCheapest$416Average$775FlexibilityNo cancel feeOn-time70%
SouthwestCheapest$497Average$697FlexibilityNo cancel feeOn-time63%
AeromexicoCheapest$809Average$981FlexibilityNo cancel feeOn-timeN/A

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