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$196+ Cheap flights from San Francisco (SFO) 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJO
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from San Francisco to Costa Rica

Keep the following information in mind while searching for San Francisco to Costa Rica flight deals. Data was last updated March 31, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$411
(Alaska Airlines)

One-way from

$196
(JetBlue Airways)

Popular in

December

Cheapest in

September

Average price

$581

Good round-trip deal

$647 or less

Good one-way deal

$264 or less
Provider with most accurate pricing for San Francisco-Costa Rica flight deals.
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Provider most trusted by Cheapflights users for San Francisco-Costa Rica flights.
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From San Francisco to Costa Rica
Search Deals
One-way flight from San Francisco to Costa Rica
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($158 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from San Francisco to Costa Rica.
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Price to beat on a one-way flight from San Francisco to Costa Rica.
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Find flight deals from San Francisco to Costa Rica

Cheapest flights from San Francisco to Costa Rica
Explore the most affordable flight options available from San Francisco to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Alaska Airlines deal was found by Cheapflights users on 3/30. 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.
Tue 4/291:35 pmSFO - SJO
1 stop9h 17mAlaska Airlines
Mon 5/121:12 amSJO - SFO
1 stop16h 30mAlaska Airlines
Deal found 3/30$411
This JetBlue Airways deal was found by Cheapflights users on 3/31. 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 JetBlue Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1310:59 pmSFO - SJO
1 stop11h 56mJetBlue
Tue 5/201:00 pmSJO - SFO
1 stop11h 59mJetBlue
Deal found 3/31$425
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Thu 5/159:59 pmSFO - SJO
1 stop11h 28mMultiple Airlines
Tue 5/2011:32 amSJO - SFO
1 stop26h 43mMultiple Airlines
Deal found 3/30$433
This Avianca deal was found by Cheapflights users on 3/31. 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 5/1512:05 amSFO - SJO
2 stops14h 45mAvianca
Sun 5/2510:10 amSJO - SFO
2 stops13h 35mAvianca
Deal found 3/31$483
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Wed 4/301:37 amSFO - SJO
1 stop11h 17mCopa Airlines
Tue 5/68:46 amSJO - SFO
1 stop10h 37mCopa Airlines
Deal found 3/30$578
This Alaska Airlines deal was found by Cheapflights users on 3/30. 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.
Mon 8/410:07 pmSFO - LIR
1 stop16h 46mAlaska Airlines
Tue 8/124:58 pmLIR - SFO
1 stop15h 30mAlaska Airlines
Deal found 3/30$592
This Air Canada deal was found by Cheapflights users on 3/29. 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.
Sun 3/3010:52 pmSFO - LIR
1 stop13h 38mAir Canada
Fri 4/43:05 pmLIR - SFO
1 stop31h 40mAir Canada
Deal found 3/29$624
This Southwest deal was found by Cheapflights users on 3/30. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/144:20 pmSFO - LIR
2 stops17h 30mSouthwest
Sat 6/281:45 pmLIR - SFO
2 stops18h 40mSouthwest
Deal found 3/30$637
This Mytrip deal was found by Cheapflights users on 3/30. 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.
Sun 4/131:40 pmSFO - LIR
1 stop24h 20mMultiple Airlines
Fri 5/301:25 pmLIR - SFO
2 stops33h 00mMultiple Airlines
Deal found 3/30$650
This Mytrip deal was found by Cheapflights users on 3/31. 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.
Mon 5/1212:50 pmSFO - LIR
2 stops22h 34mWestJet
Fri 5/161:25 pmLIR - SFO
2 stops28h 50mWestJet
Deal found 3/31$652
This American Airlines deal was found by Cheapflights users on 3/31. 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.
Mon 6/1612:59 amSFO - LIR
1 stop12h 41mAmerican Airlines
Thu 6/263:40 pmLIR - SFO
1 stop18h 01mAmerican Airlines
Deal found 3/31$705
This Sun Country Air deal was found by Cheapflights users on 3/31. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/611:59 pmSFO - LIR
1 stop12h 54mSun Country Air
Sat 4/122:50 pmLIR - SFO
1 stop27h 23mSun Country Air
Deal found 3/31$739

Cheapflights Fare Finder

Customize your flight search to find flights from San Francisco 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 31, 2025.
Use the filters below to find and compare flights from San Francisco to Costa Rica that are best for you.

Fly from

San Francisco

Fly to

Costa Rica

Route

Depart

Return

Price

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Tue 4/29

1:35 pm-11:52 pm

1 stop9h 17m

San José Juan Santamaria Intl

Mon 5/12

1:12 am-4:42 pm

1 stop16h 30m

$411

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Tue 5/13

10:59 pm-11:55 am

1 stop11h 56m

San José Juan Santamaria Intl

Tue 5/20

1:00 pm-11:59 pm

1 stop11h 59m

$425

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Thu 5/15

9:59 pm-10:27 am

1 stop11h 28m

San José Juan Santamaria Intl

Tue 5/20

11:32 am-1:15 pm

1 stop26h 43m

$433

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Thu 5/15

12:05 am-3:50 pm

2 stops14h 45m

San José Juan Santamaria Intl

Sun 5/25

10:10 am-10:45 pm

2 stops13h 35m

$483

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Wed 4/30

1:37 am-1:54 pm

1 stop11h 17m

San José Juan Santamaria Intl

Tue 5/6

8:46 am-6:23 pm

1 stop10h 37m

$578

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Mon 8/4

10:07 pm-3:53 pm

1 stop16h 46m

Liberia

Tue 8/12

4:58 pm-7:28 am

1 stop15h 30m

$592

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Fri 4/11

11:40 am-1:30 pm

1 stop24h 50m

Liberia

Thu 4/17

1:45 pm-9:45 pm

1 stop33h 00m

$624

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Sat 6/14

9:00 pm-11:35 am

1 stop13h 35m

Liberia

Sat 6/28

1:45 pm-7:25 am

2 stops18h 40m

$637

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Sun 4/13

1:40 pm-3:00 pm

1 stop24h 20m

Liberia

Fri 5/30

1:25 pm-9:25 pm

2 stops33h 00m

$650

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Mon 5/12

12:50 pm-12:24 pm

2 stops22h 34m

Liberia

Fri 5/16

1:25 pm-5:15 pm

2 stops28h 50m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 26 results
1
2
3
  • Most accurate provider: When it comes to deals on San Francisco-Costa Rica flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on San Francisco-Costa Rica flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from San Francisco-Costa Rica flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-Costa Rica flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Costa Rica flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Francisco to Costa Rica

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

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

Currently, September is the cheapest month in which you can book a flight from San Francisco to Costa Rica (average of $398). Flying from San Francisco 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 SFO to CR?

Find hourly flight availability from San Francisco 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 31, 2025.

A simple way to save on the total cost of your ticket is to fly from San Francisco to Costa Rica in the afternoon. If you’re flexible enough to do this you can expect to save up to 56% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from San Francisco to Costa Rica?

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

Travelers seeking maximum savings on their San Francisco to Costa Rica flight should consider departing on Sunday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 31, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Copa Airlines from San Francisco 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
9,818 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
Copa Airlines
7.6
Good
1,400 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
SWISS
7.5
Good
1,570 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Entertainment

7.1

Food

7.1

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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 San Francisco 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 San Francisco to Costa Rica?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to Costa Rica. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

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

    The cheapest airlines for a one-way flight from San Francisco to Costa Rica are JetBlue ($196), Alaska Airlines ($199), and Avianca ($242).

  • What are the cheapest flights from San Francisco to Costa Rica?

    Looking at all options, your cheapest flight can be booked for $617. While the most popular route (San Francisco - San José Juan Santamaria Intl) can be booked for $360 on average our data indicates $1,040 when flying from San Francisco to Costa Rica.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Francisco 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 San Francisco to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from San Francisco to Costa Rica (average of $398). Flying from San Francisco 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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Alternative routes for San Francisco to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from San Francisco to Costa Rica

Discover the top 10 airlines that operate flights from San Francisco 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$267Average$527FlexibilityNo cancel feeOn-time65%
AviancaCheapest$339Average$584FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$344Average$505FlexibilityNo cancel feeOn-time70%
JetBlueCheapest$368Average$506FlexibilityNo cancel feeOn-time62%
DeltaCheapest$386Average$756FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$419Average$732FlexibilityNo cancel feeOn-time63%
Alaska AirlinesCheapest$424Average$726FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$436Average$722FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$527Average$864FlexibilityNo cancel feeOn-time69%
AeromexicoCheapest$769Average$952FlexibilityNo cancel feeOn-timeN/A
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