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$207+ Cheap flights from Santa Rosa (STS) 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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
STS — SJO
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from Santa Rosa to Costa Rica

Keep the following information in mind while searching for Santa Rosa to Costa Rica flight deals. Data was last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$445
(Alaska Airlines)

One-way from

$207
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$581
Provider with most accurate pricing for San Francisco-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for San Francisco-San José Juan Santamaria Intl flights.
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From Santa Rosa Sonoma County to Costa Rica
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One-way flight from Santa Rosa Sonoma County to Costa Rica
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Highest demand for flights based on searches. 22% potential increase in price ($159 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($40 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Santa Rosa to Costa Rica

Cheapest flights from Santa Rosa to Costa Rica
Explore the most affordable flight options available from Santa Rosa to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Thu 5/87:28 pmSTS - LIR
1 stop9h 52mAlaska Airlines
Tue 5/2011:20 amLIR - STS
1 stop13h 10mAlaska Airlines
Deal found 3/27$445
This American Airlines deal was found by Cheapflights users on 3/27. 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 5/104:21 pmSTS - LIR
2 stops17h 59mAmerican Airlines
Tue 5/202:05 pmLIR - STS
1 stop22h 39mAmerican Airlines
Deal found 3/27$460
This American Airlines deal was found by Cheapflights users on 3/26. 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 5/1112:24 pmSTS - SJO
1 stop8h 53mAmerican Airlines
Sun 5/1811:59 pmSJO - STS
1 stop12h 45mAmerican Airlines
Deal found 3/26$478
This Alaska Airlines deal was found by Cheapflights users on 3/27. 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.
Fri 7/47:00 amSTS - SJO
1 stop15h 30mAlaska Airlines
Wed 7/912:50 amSJO - STS
1 stop18h 17mAlaska Airlines
Deal found 3/27$567
This Travelocity deal was found by Cheapflights users on 3/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/117:00 amSTS - SJO
1 stop16h 12mMultiple Airlines
Mon 4/217:45 pmSJO - STS
2 stops26h 48mMultiple Airlines
Deal found 3/27$837

Cheapflights Fare Finder

Customize your flight search to find flights from Santa Rosa 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 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from Santa Rosa to Costa Rica that are best for you.

Fly from

Santa Rosa

Fly to

Costa Rica

Route

Depart

Return

Price

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Thu 5/8

12:45 pm-6:20 am

1 stop16h 35m

Liberia

Mon 5/19

11:20 am-11:30 pm

1 stop13h 10m

$445

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Sat 5/10

4:21 pm-11:20 am

2 stops17h 59m

Liberia

Tue 5/20

2:05 pm-11:44 am

1 stop22h 39m

$460

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Sun 5/11

12:24 pm-10:17 pm

1 stop8h 53m

San José Juan Santamaria Intl

Sun 5/18

11:59 pm-11:44 am

1 stop12h 45m

$478

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Fri 7/4

7:00 am-11:30 pm

1 stop15h 30m

San José Juan Santamaria Intl

Wed 7/9

12:50 am-6:07 pm

1 stop18h 17m

$567

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Fri 4/11

7:00 am-12:12 am

1 stop16h 12m

San José Juan Santamaria Intl

Mon 4/21

7:45 pm-9:33 pm

2 stops26h 48m

$837

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Sat 5/10

7:28 pm-6:20 am

1 stop9h 52m

$207

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Fri 4/11

4:17 pm-1:00 pm

2 stops19h 43m

$238

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Sun 4/13

1:00 pm-12:56 pm

2 stops22h 56m

$241

Santa RosaSan José

STS - SJO

STSSJO

Santa Rosa Sonoma County

Fri 4/11

1:00 pm-12:12 am

2 stops34h 12m

$285

Santa RosaLiberia

STS - LIR

STSLIR

Santa Rosa Sonoma County

Mon 5/12

7:28 pm-12:24 pm

3 stops39h 56m

$340

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

Best time to book a flight from Santa Rosa to Costa Rica

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

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

Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Costa Rica (average of $398). Flying from Santa Rosa to Costa Rica in March is currently the most expensive (average of $555). 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 STS to CR?

Find hourly flight availability from Santa Rosa 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 March 28, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Santa Rosa 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 March 28, 2025.
Get a feel of what it's like to fly with Alaska Airlines and American Airlines from Santa Rosa to Costa Rica by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,798 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,798 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,798 reviews

Overall

8.0

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Santa Rosa 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 Santa Rosa to Costa Rica?

    Santa Rosa Sonoma County (STS) is the airport you will fly out of if you book a flight from Santa Rosa to Costa Rica. It is only a 7.2 mi journey to Sonoma County (STS) from Santa Rosa’s city center.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Santa Rosa 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 Santa Rosa to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Santa Rosa to Costa Rica (average of $398). Flying from Santa Rosa to Costa Rica in March is currently the most expensive (average of $555). 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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Top airline flying from Santa Rosa to Costa Rica

Discover the top airline that operate flights from Santa Rosa 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 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$458Average$632FlexibilityNo cancel feeOn-time75%
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