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$184+ Cheap flights from Costa Rica to Seattle (SEA)

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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SEA
feb. 27 — mrt. 61
do 2/27
do 3/6
1 adult, Economy
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Cheap flight deals from Costa Rica to Seattle

Keep the following information in mind while searching for Costa Rica to Seattle flight deals. Data was last updated februari 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$372
(FlightHub)

One-way from

$184
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$522

Good one-way deal

$389 or less
Provider with most accurate pricing for San José Juan Santamaria Intl-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Seattle/Tacoma Intl flights.
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From Costa Rica to Seattle/Tacoma Intl
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One-way flight from Costa Rica to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 6% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Price to beat on a one-way flight from Costa Rica to Seattle/Tacoma Intl.
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Find flight deals from Costa Rica to Seattle

Cheapest flights from Costa Rica to Seattle
Explore the most affordable flight options available from Costa Rica to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on februari 22, 2025.

This Expedia deal was found by Cheapflights users on 2/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vr 5/212:23 pmSJO - SEA
2 stops24h 12mSpirit Airlines
di 5/131:37 pmSEA - SJO
2 stops20h 41mSpirit Airlines
Deal found 2/22$374
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 3/32:57 pmSJO - SEA
1 stop20h 37mAmerican Airlines
di 3/1110:01 pmSEA - SJO
1 stop19h 38mAmerican Airlines
Deal found 2/21$404
This United Airlines deal was found by Cheapflights users on 2/21. 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.
ma 4/77:55 amSJO - SEA
2 stops31h 04mUnited Airlines
wo 4/1612:45 pmSEA - SJO
2 stops22h 41mUnited Airlines
Deal found 2/21$449
This Kiwi.com deal was found by Cheapflights users on 2/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 4/1512:55 amSJO - SEA
2 stops19h 14mMultiple Airlines
ma 4/289:45 pmSEA - SJO
1 stop12h 33mMultiple Airlines
Deal found 2/21$455
This United Airlines deal was found by Cheapflights users on 2/21. 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.
do 7/103:25 pmLIR - SEA
2 stops23h 06mUnited Airlines
wo 7/165:12 pmSEA - LIR
1 stop15h 48mUnited Airlines
Deal found 2/21$535
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 4/151:22 amSJO - SEA
1 stop16h 32mAlaska Airlines
di 4/292:00 pmSEA - SJO
1 stop8h 52mAlaska Airlines
Deal found 2/21$536
This deal was found by Cheapflights users on 2/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
do 2/278:25 amSJO - SEA
1 stop14h 19mDelta
di 3/118:45 amSEA - SJO
1 stop11h 39mDelta
Deal found 2/21$551
This Cheapflightsfares deal was found by Cheapflights users on 2/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 3/37:50 pmSJO - SEA
2 stops24h 39mAvianca
di 3/118:10 amSEA - SJO
2 stops22h 25mAvianca
Deal found 2/21$585
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
do 7/103:45 pmLIR - SEA
1 stop9h 58mAmerican Airlines
di 7/151:36 amSEA - LIR
1 stop12h 09mAmerican Airlines
Deal found 2/21$611
This Copa Airlines deal was found by Cheapflights users on 2/22. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma 3/34:09 amSJO - SEA
2 stops19h 37mCopa Airlines
di 3/112:50 pmSEA - SJO
2 stops18h 10mCopa Airlines
Deal found 2/22$673
This American Airlines deal was found by Cheapflights users on 2/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
za 3/222:54 pmLIR - SEA
1 stop20h 45mMultiple Airlines
za 3/295:30 pmSEA - LIR
1 stop18h 29mMultiple Airlines
Deal found 2/21$815
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
za 3/225:11 pmLIR - SEA
1 stop18h 49mAlaska Airlines
za 3/298:00 amSEA - LIR
Nonstop6h 55mAlaska Airlines
Deal found 2/21$2,245

Find flights from Costa Rica to Seattle within your budget

Customize your flight search to find flights from Costa Rica to Seattle 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 februari 22, 2025.

Fly from

Costa Rica

Fly to

Seattle

Route

Depart

Return

Price

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

vr 5/2

12:23 pm-11:35 am

2 stops24h 12m

Seattle/Tacoma Intl

di 5/13

1:37 pm-11:18 am

2 stops20h 41m

$374

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

di 3/4

6:30 am-11:24 pm

1 stop18h 54m

Seattle/Tacoma Intl

di 3/11

10:01 pm-6:39 pm

1 stop19h 38m

$404

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

ma 4/7

7:55 am-1:59 pm

2 stops31h 04m

Seattle/Tacoma Intl

wo 4/16

12:45 pm-12:26 pm

2 stops22h 41m

$449

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

di 4/15

12:55 am-7:09 pm

2 stops19h 14m

Seattle/Tacoma Intl

ma 4/28

9:45 pm-11:18 am

1 stop12h 33m

$455

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

di 5/13

1:12 am-3:10 pm

2 stops14h 58m

Seattle/Tacoma Intl

wo 5/14

8:00 pm-11:46 pm

1 stop26h 46m

$534

LiberiaSeattle

LIR - SEA

LIRSEA

Liberia

do 7/10

3:25 pm-1:31 pm

2 stops23h 06m

Seattle/Tacoma Intl

wo 7/16

5:12 pm-10:00 am

1 stop15h 48m

$535

LiberiaSeattle

LIR - SEA

LIRSEA

Liberia

do 7/10

3:45 pm-12:43 am

1 stop9h 58m

Seattle/Tacoma Intl

di 7/15

1:36 am-2:45 pm

1 stop12h 09m

$611

San JoséSeattle

SJO - SEA

SJOSEA

San José Juan Santamaria Intl

wo 4/30

7:25 am-8:45 pm

1 stop14h 20m

Seattle/Tacoma Intl

vr 5/16

5:30 pm-5:56 am

1 stop11h 26m

$646

LiberiaSeattle

LIR - SEA

LIRSEA

Liberia

za 3/22

2:54 pm-10:39 am

1 stop20h 45m

Seattle/Tacoma Intl

za 3/29

5:30 pm-12:59 pm

1 stop18h 29m

$815

LiberiaSeattle

LIR - SEA

LIRSEA

Liberia

za 3/22

5:11 pm-11:00 am

1 stop18h 49m

Seattle/Tacoma Intl

za 3/29

8:00 am-3:55 pm

Nonstop6h 55m

$2,245

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 27 results
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Best time to book a flight from Costa Rica to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle 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.

Travel insights for flights from Costa Rica to Seattle

Get recent, data-driven insights about flights from Costa Rica to Seattle including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Costa Rica to Seattle?

Currently, January is the cheapest month in which you can book a flight from Costa Rica to Seattle (average of $238). Flying from Costa Rica to Seattle in July is currently the most expensive (average of $411). 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 CR to SEA?

Find hourly flight availability from Costa Rica to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated februari 22, 2025.

When flying from Costa Rica to Seattle, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated februari 22, 2025.
To help decide which airline to fly from Costa Rica to Seattle, see what other customers have to say about Southwest, Alaska Airlines and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,395 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,700 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Copa Airlines
7.6
Good
1,502 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

SWISS
7.5
Good
1,566 reviews
Southwest
8.1
Very good
4,395 reviews

Food

7.1

Crew

8.7

Entertainment

7.6

Overall

8.1

Boarding

8.2

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to Seattle. 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 Seattle from Costa Rica?

    Seattle/Tacoma Intl (SEA) is the airport you will fly into if you book a flight from Costa Rica to Seattle. It is only a 11.4 mi journey from Seattle/Tacoma Intl (SEA) to Seattle’s city center.

  • What are the cheapest airlines to fly from Costa Rica to Seattle one-way?

    $184 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Spirit Airlines and United Airlines, with prices starting from $192 and $273, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Costa Rica to Seattle 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 Seattle?

    Currently, January is the cheapest month in which you can book a flight from Costa Rica to Seattle (average of $238). Flying from Costa Rica to Seattle in July is currently the most expensive (average of $411). 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 Costa Rica?

Book flights to Costa Rica if you plan to visit one of these locations
SeaTac
Tukwila
Renton
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Federal Way
Centralia
Marysville
Cle Elum
Mukilteo
Aberdeen
Lakewood
Issaquah
Shoreline
Lynnwood
Shelton
Silverdale

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Costa Rica to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Costa Rica to Seattle

Discover the top 5 airlines that operate flights from Costa Rica to Seattle. 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 februari 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$314Average$420FlexibilityNo cancel feeOn-time65%
DeltaCheapest$413Average$547FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$427Average$608FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$475Average$617FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$502Average$659FlexibilityNo cancel feeOn-time75%
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