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$178+ Cheap flights from Costa Rica to Washington

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 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SEA
Feb 23 — Mar 21
Mon 2/23
Mon 3/2
1 adult, Economy
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Cheap flight deals from Costa Rica to Washington

Cheapest flights from Costa Rica to Washington
Explore the most affordable flight options available from Costa Rica to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 24, 2026.

This Trip.com deal was found by Cheapflights users on 1/23. 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 2/277:45 am
SJO
-
PDX
1 stop14h 59m
Multiple Airlines
Fri 3/67:00 am
PDX
-
SJO
1 stop30h 30m
Multiple Airlines
Deal found 1/23$299
This Trip.com deal was found by Cheapflights users on 1/22. 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.
Thu 2/267:45 am
SJO
-
PDX
1 stop14h 59m
Multiple Airlines
Fri 3/67:00 am
PDX
-
SJO
1 stop30h 30m
Multiple Airlines
Deal found 1/22$304
This United Airlines deal was found by Cheapflights users on 1/22. 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 3/97:45 am
SJO
-
GEG
2 stops28h 58m
United Airlines
Mon 3/165:00 am
GEG
-
SJO
2 stops29h 56m
United Airlines
Deal found 1/22$304
This United Airlines deal was found by Cheapflights users on 1/22. 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 2/269:40 am
SJO
-
PDX
1 stop15h 19m
United Airlines
Mon 3/91:39 pm
PDX
-
SJO
1 stop16h 53m
United Airlines
Deal found 1/22$309
This United Airlines deal was found by Cheapflights users on 1/22. 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 2/269:40 am
SJO
-
PDX
1 stop15h 19m
United Airlines
Sat 3/71:39 pm
PDX
-
SJO
1 stop16h 53m
United Airlines
Deal found 1/22$312
This Avianca deal was found by Cheapflights users on 1/22. 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.
Thu 2/57:45 am
SJO
-
PDX
1 stop14h 42m
Multiple Airlines
Tue 3/37:16 am
PDX
-
SJO
2 stops13h 59m
Multiple Airlines
Deal found 1/22$313
This American Airlines deal was found by Cheapflights users on 1/22. 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 2/187:00 am
SJO
-
PDX
1 stop19h 17m
American Airlines
Tue 2/2411:35 pm
PDX
-
SJO
1 stop18h 37m
American Airlines
Deal found 1/22$318
This American Airlines deal was found by Cheapflights users on 1/23. 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 3/47:00 am
SJO
-
PDX
2 stops18h 27m
American Airlines
Mon 3/99:44 pm
PDX
-
SJO
2 stops12h 42m
American Airlines
Deal found 1/23$322
This American Airlines deal was found by Cheapflights users on 1/22. 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 2/48:00 am
SJO
-
PDX
1 stop17h 46m
American Airlines
Tue 3/311:35 pm
PDX
-
SJO
1 stop18h 37m
American Airlines
Deal found 1/22$326
This Trip.com deal was found by Cheapflights users on 1/22. 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 3/97:45 am
SJO
-
PDX
1 stop13h 59m
Multiple Airlines
Mon 3/169:30 pm
PDX
-
SJO
2 stops24h 45m
Multiple Airlines
Deal found 1/22$327
This United Airlines deal was found by Cheapflights users on 1/22. 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 5/298:45 am
SJO
-
PDX
1 stop17h 08m
United Airlines
Tue 6/26:00 pm
PDX
-
SJO
1 stop12h 15m
United Airlines
Deal found 1/22$329
This Trip.com deal was found by Cheapflights users on 1/23. 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.
Thu 4/305:45 am
SJO
-
SEA
2 stops18h 07m
Multiple Airlines
Mon 5/48:07 pm
SEA
-
SJO
2 stops26h 08m
Multiple Airlines
Deal found 1/23$342

Find flight deals from Costa Rica to Washington

Keep the following information in mind while searching for Costa Rica to Washington flight deals. Data was last updated January 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$299
(Trip.com)

One-way from

$178
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$607
Provider with most accurate pricing for San José Juan Santamaria Intl-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Seattle/Tacoma Intl flights.
Search Deals
From Costa Rica to Washington
Search Deals
One-way flight from Costa Rica to Washington
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($16 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($9 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 Costa Rica to Washington 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 24, 2026.
Use the filters below to find and compare flights from Costa Rica to Washington that are best for you.

Fly from

Costa Rica

Fly to

Washington

Route

Depart

Return

Price

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Fri 2/27

7:45 am-8:44 pm

1 stop14h 59m

Portland

Fri 3/6

7:00 am-3:30 pm

1 stop30h 30m

$299

San JoséSpokane

SJO - GEG

SJOGEG

San José Juan Santamaria Intl

Mon 3/9

7:45 am-11:43 am

2 stops28h 58m

Spokane

Mon 3/16

5:00 am-11:56 am

2 stops29h 56m

$304

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Mon 3/9

7:45 am-8:44 pm

1 stop13h 59m

Portland

Mon 3/16

7:00 am-3:30 pm

1 stop31h 30m

$304

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Fri 2/6

9:40 am-12:33 pm

1 stop28h 53m

Portland

Sun 3/1

11:59 pm-12:56 pm

1 stop10h 57m

$309

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Wed 3/4

7:00 am-12:17 am

1 stop19h 17m

Portland

Mon 3/9

10:53 pm-9:25 am

1 stop9h 32m

$318

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Wed 2/25

9:40 am-10:59 pm

1 stop15h 19m

Portland

Tue 3/10

7:49 pm-7:32 am

1 stop10h 43m

$344

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Wed 2/25

9:40 am-10:59 pm

1 stop15h 19m

Portland

Sun 3/8

11:59 pm-11:56 am

1 stop10h 57m

$344

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Fri 2/27

2:05 pm-9:42 am

2 stops21h 37m

Portland

Fri 3/6

1:39 pm-8:32 am

1 stop16h 53m

$344

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Wed 2/25

9:40 am-10:59 pm

1 stop15h 19m

Portland

Mon 3/9

11:59 pm-11:56 am

1 stop10h 57m

$344

San JoséPortland

SJO - PDX

SJOPDX

San José Juan Santamaria Intl

Thu 2/26

12:35 pm-9:42 am

2 stops23h 07m

Portland

Sat 3/7

1:39 pm-6:25 am

2 stops14h 46m

$344

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/22

Showing 1-10 of 60 results
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Best time to book a flight from Costa Rica to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Costa Rica 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 Costa Rica to Washington

What is the cheapest month to book a flight from Costa Rica to State of Washington?

Currently, October is the cheapest month in which you can book a flight from Costa Rica to State of Washington (average of $265). Flying from Costa Rica to State of Washington in July is currently the most expensive (average of $478). 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 Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated January 24, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, United Airlines, and American Airlines from Costa Rica to Washington to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,785 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,785 reviews
Alaska Airlines
8.0
Very good
11,785 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
United Airlines
7.4
Good
9,194 reviews
Alaska Airlines
8.0
Very good
11,785 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
American Airlines
7.2
Good
11,192 reviews
Alaska Airlines
8.0
Very good
11,785 reviews

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to Washington. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Costa Rica to State of Washington?

    A quick flight from Costa Rica to State of Washington can take about 12h 21m. United Airlines provides one of the quickest options available for as low as $375. The distance from Costa Rica to State of Washington is about 3405 mi. This flight may include one or multiple stops.

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

    $169 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on American Airlines and Alaska Airlines, with prices starting from $182 and $187, respectively.

  • Can I find deals for flights from Costa Rica to Washington that include hotel bookings?

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

  • How can I find direct flights from Costa Rica to Washington?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Costa Rica to Washington.

  • Can I find deals for business class flights from Costa Rica to Washington?

    Yes. Cheapflights offers flight deals from Costa Rica to Washington 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 Costa Rica to State of Washington?

    Currently, October is the cheapest month in which you can book a flight from Costa Rica to State of Washington (average of $265). Flying from Costa Rica to State of Washington in July is currently the most expensive (average of $478). 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

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Alternative routes for Costa Rica to Washington

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Costa Rica to Washington

Discover the top 3 airlines that operate flights from Costa Rica to Washington. 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 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$295Average$503FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$398Average$573FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$447Average$636FlexibilityNo cancel feeOn-time75%

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