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$158+ Cheap flights from Seattle (SEA) to Costa Rica

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — SJO
nov. 26 — dic. 31
mar. 11/26
mar. 12/3
1 adult, Economy
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Cheap flight deals from Seattle to Costa Rica

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Costa Rica (CR0). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated noviembre 21, 2024.

Find flight deals from Seattle to Costa Rica

Cheapest flights from Seattle to Costa Rica
Explore the most affordable flight options available from Seattle to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 21, 2024.

This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/44:00 pmSEA - SJO
2 stops17h 28mSpirit Airlines
mar. 12/101:49 amSJO - SEA
3 stops24h 21mSpirit Airlines
Deal found 11/20$520
This flugladen.de deal was found by Cheapflights users on 11/20. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/66:00 amSEA - SJO
2 stops15h 20mBritish Airways
mar. 12/103:35 pmSJO - SEA
2 stops20h 00mBritish Airways
Deal found 11/20$528
This Mytrip deal was found by Cheapflights users on 11/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/44:00 pmSEA - SJO
2 stops17h 28mMultiple Airlines
mié. 12/112:53 pmSJO - SEA
3 stops23h 02mMultiple Airlines
Deal found 11/20$541
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/97:59 pmSEA - LIR
2 stops20h 25mAlaska Airlines
vie. 12/137:34 pmLIR - SEA
1 stop25h 25mAlaska Airlines
Deal found 11/19$562
This American Airlines deal was found by Cheapflights users on 11/20. 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.
mié. 11/271:16 amSEA - SJO
1 stop11h 04mAmerican Airlines
jue. 12/52:51 pmSJO - SEA
1 stop20h 44mAmerican Airlines
Deal found 11/20$575
This United Airlines deal was found by Cheapflights users on 11/21. 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.
jue. 12/56:25 amSEA - SJO
2 stops15h 33mUnited Airlines
jue. 12/128:45 amSJO - SEA
1 stop16h 05mUnited Airlines
Deal found 11/21$586
This Delta deal was found by Cheapflights users on 11/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/1412:50 amSEA - LIR
1 stop10h 06mDelta
vie. 12/202:21 pmLIR - SEA
1 stop11h 14mDelta
Deal found 11/20$598
This Mytrip deal was found by Cheapflights users on 11/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/136:39 pmSEA - LIR
1 stop17h 57mMultiple Airlines
jue. 12/198:05 amLIR - SEA
2 stops14h 45mMultiple Airlines
Deal found 11/21$603
This Delta deal was found by Cheapflights users on 11/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/286:00 amSEA - SJO
1 stop13h 53mDelta
jue. 12/122:13 pmSJO - SEA
1 stop12h 08mDelta
Deal found 11/20$616
This American Airlines deal was found by Cheapflights users on 11/19. 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.
dom. 12/812:15 amSEA - LIR
2 stops11h 55mAmerican Airlines
vie. 12/133:30 pmLIR - SEA
2 stops20h 05mAmerican Airlines
Deal found 11/19$623
This United deal was found by Cheapflights users on 11/21. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/145:15 amSEA - LIR
1 stop12h 04mUnited Airlines
dom. 12/229:30 amLIR - SEA
1 stop11h 35mUnited Airlines
Deal found 11/21$663
This Air Canada deal was found by Cheapflights users on 11/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/36:00 amSEA - LIR
1 stop30h 30mAir Canada
mar. 12/103:30 pmLIR - SEA
1 stop32h 40mAir Canada
Deal found 11/20$686

Find flights from Seattle to Costa Rica within your budget

Customize your flight search to find flights from Seattle to Costa Rica 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 2,629,791 searches. Data last updated noviembre 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

lun. 2/24

8:55 am-11:59 pm

2 stops13h 04m

San José Juan Santamaria Intl

lun. 3/3

1:26 am-4:59 pm

2 stops17h 33m

$516

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

mié. 12/4

4:00 pm-11:28 am

2 stops17h 28m

San José Juan Santamaria Intl

mar. 12/10

1:49 am-12:10 am

3 stops24h 21m

$520

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

mar. 1/14

10:13 am-11:18 am

2 stops23h 05m

San José Juan Santamaria Intl

mar. 3/4

2:53 pm-5:37 pm

3 stops28h 44m

$523

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

vie. 1/17

7:59 pm-4:43 pm

1 stop18h 44m

Liberia

lun. 1/27

6:40 pm-2:53 pm

2 stops22h 13m

$523

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

mar. 2/4

10:17 pm-1:47 pm

1 stop13h 30m

San José Juan Santamaria Intl

mié. 2/12

1:11 pm-11:26 pm

1 stop12h 15m

$526

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

vie. 12/6

5:23 am-11:20 pm

1 stop15h 57m

San José Juan Santamaria Intl

mar. 12/10

3:35 pm-9:35 am

2 stops20h 00m

$533

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

mié. 1/29

6:10 am-10:55 pm

2 stops14h 45m

San José Juan Santamaria Intl

mié. 2/12

6:10 am-10:30 pm

2 stops18h 20m

$575

SeattleSan José

SEA - SJO

SEASJO

Seattle/Tacoma Intl

jue. 12/5

6:25 am-11:58 pm

2 stops15h 33m

San José Juan Santamaria Intl

jue. 12/12

8:45 am-10:50 pm

1 stop16h 05m

$586

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

dom. 3/23

11:57 pm-12:08 pm

1 stop11h 11m

Liberia

mié. 4/2

3:27 pm-2:36 pm

1 stop24h 09m

$587

SeattleLiberia

SEA - LIR

SEALIR

Seattle/Tacoma Intl

sáb. 1/4

12:55 am-2:30 pm

1 stop11h 35m

Liberia

vie. 1/17

2:59 pm-11:11 pm

1 stop10h 12m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 39 results
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Best time to book a flight from Seattle to Costa Rica

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

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

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

Currently, September is the cheapest month in which you can book a flight from Seattle to Costa Rica (average of $398). Flying from Seattle to Costa Rica in July is currently the most expensive (average of $532). 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 SEA to CR?

Find hourly flight availability from Seattle to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 21, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Costa Rica as you normally would.

Rainfall in Costa Rica by month

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

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

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

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. 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 Costa Rica. Reviews last updated noviembre 21, 2024.
See what other customers who have flown with Alaska Airlines, Spirit Airlines and British Airways from Seattle to Costa Rica have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Southwest
8.1
Very good
5,015 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Delta
8.0
Very good
8,759 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Alaska Airlines
8.0
Very good
9,458 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Copa Airlines
7.8
Good
1,785 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Aeromexico
7.5
Good
2,004 reviews
Southwest
8.1
Very good
5,015 reviews

Comfort

8.1

Food

7.2

Overall

8.1

Entertainment

7.7

Boarding

8.2

Crew

8.7

Reviews

1 / 10

Great service throughout our flight. Easy boarding with early bird check in

Related info for your journey

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

    For a flight from Seattle to Costa Rica, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city.

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

    For one-way options, check prices for Spirit Airlines. According to our data, you can fly for as low as $191. Users have also found prices from $197 and $213 on Avianca and Alaska Airlines, respectively.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Seattle to Costa Rica (average of $398). Flying from Seattle to Costa Rica in July is currently the most expensive (average of $532). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Seattle to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Seattle to Costa Rica

Discover the top 9 airlines that operate flights from Seattle to Costa Rica. 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 2,629,791 searches. Data last updated noviembre 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$255Average$364FlexibilityNo cancel feeOn-time65%
AviancaCheapest$307Average$769FlexibilityNo cancel feeOn-time71%
DeltaCheapest$402Average$610FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$414Average$653FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$421Average$675FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$472Average$734FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$520Average$620FlexibilityNo cancel feeOn-time63%
Copa AirlinesCheapest$538Average$822FlexibilityNo cancel feeOn-time70%
AeromexicoCheapest$714Average$818FlexibilityNo cancel feeOn-timeN/A
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