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$133+ Cheap flights from Oakland, CA (OAK) 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SJO
Apr 30 — May 71
Wed 4/30
Wed 5/7
1 adult, Economy
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Cheap flight deals from Oakland to Costa Rica

Keep the following information in mind while searching for Oakland to Costa Rica flight deals. Data was last updated April 25, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$308
(CheapOair)

One-way from

$133
(CheapOair)

Popular in

December

Cheapest in

September

Average price

$588
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 Oakland to Costa Rica
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One-way flight from Oakland to Costa Rica
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Highest demand for flights based on searches. 20% potential increase in price ($147 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Oakland to Costa Rica

Cheapest flights from Oakland to Costa Rica
Explore the most affordable flight options available from Oakland to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

This CheapOair deal was found by Cheapflights users on 4/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2510:50 pmOAK - SJO
1 stop10h 24mMultiple Airlines
Wed 6/41:08 pmSJO - OAK
1 stop8h 26mMultiple Airlines
Deal found 4/25$308
This CheapOair deal was found by Cheapflights users on 4/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1110:50 pmOAK - SJO
1 stop10h 24mVolaris El Salvador
Fri 5/1611:15 amSJO - OAK
1 stop10h 44mVolaris El Salvador
Deal found 4/25$367
This CheapOair deal was found by Cheapflights users on 4/25. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2011:51 amOAK - SJO
2 stops22h 42mSpirit Airlines
Mon 5/2611:32 amSJO - OAK
2 stops24h 24mSpirit Airlines
Deal found 4/25$374
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 9/98:00 amOAK - LIR
2 stops21h 20mAlaska Airlines
Wed 9/1711:20 amLIR - OAK
2 stops22h 29mAlaska Airlines
Deal found 4/24$426
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 5/168:00 amOAK - SJO
2 stops38h 46mAlaska Airlines
Sun 5/181:06 amSJO - OAK
2 stops32h 39mAlaska Airlines
Deal found 4/24$467
This Southwest deal was found by Cheapflights users on 4/24. 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 6/78:45 pmOAK - LIR
2 stops13h 05mSouthwest
Thu 6/192:10 pmLIR - OAK
2 stops19h 00mSouthwest
Deal found 4/24$535
This Mytrip deal was found by Cheapflights users on 4/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/185:30 amOAK - LIR
3 stops29h 00mMultiple Airlines
Thu 6/263:50 pmLIR - OAK
2 stops29h 44mMultiple Airlines
Deal found 4/23$882
This Delta deal was found by Cheapflights users on 4/25. 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.
Wed 6/1112:30 pmOAK - LIR
2 stops22h 30mDelta
Tue 6/171:25 pmLIR - OAK
2 stops23h 25mDelta
Deal found 4/25$1,107

Cheapflights Fare Finder

Customize your flight search to find flights from Oakland 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 April 25, 2025.
Use the filters below to find and compare flights from Oakland to Costa Rica that are best for you.

Fly from

Oakland

Fly to

Costa Rica

Route

Depart

Return

Price

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Sun 5/25

10:50 pm-10:14 am

1 stop10h 24m

San José Juan Santamaria Intl

Wed 6/4

1:08 pm-8:34 pm

1 stop8h 26m

$308

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Sun 5/11

10:50 pm-10:14 am

1 stop10h 24m

San José Juan Santamaria Intl

Fri 5/16

11:15 am-8:59 pm

1 stop10h 44m

$367

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Tue 5/20

11:51 am-11:33 am

2 stops22h 42m

San José Juan Santamaria Intl

Mon 5/26

11:32 am-10:56 am

2 stops24h 24m

$374

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Fri 5/16

8:00 am-11:46 pm

2 stops38h 46m

San José Juan Santamaria Intl

Sun 5/18

1:06 am-8:45 am

2 stops32h 39m

$467

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Sat 6/7

8:45 pm-10:50 am

2 stops13h 05m

Liberia

Thu 6/19

2:10 pm-8:10 am

2 stops19h 00m

$535

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Sun 5/25

6:52 pm-6:20 am

2 stops34h 28m

Liberia

Wed 6/4

11:20 am-8:45 am

2 stops22h 25m

$599

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Wed 6/18

5:30 am-11:30 am

3 stops29h 00m

Liberia

Thu 6/26

3:50 pm-8:34 pm

2 stops29h 44m

$882

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Wed 6/11

12:30 pm-12:00 pm

2 stops22h 30m

Liberia

Tue 6/17

1:25 pm-11:50 am

2 stops23h 25m

$1,107

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Fri 5/9

5:45 am-11:33 am

2 stops28h 48m

$133

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Sun 5/25

10:50 pm-10:14 am

1 stop10h 24m

$160

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Showing 1-10 of 16 results
1
2

Best time to book a flight from Oakland to Costa Rica

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

What is the cheapest month to book a flight from Oakland, California to Costa Rica?

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

Find hourly flight availability from Oakland 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 April 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oakland, California 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 April 25, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Oakland 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
9,927 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

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
9,927 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

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
4,289 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

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
Delta
8.0
Very good
7,920 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

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
Spirit Airlines
6.3
Okay
7,943 reviews
Alaska Airlines
8.0
Very good
9,927 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Entertainment

7.1

Comfort

7.9

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 Oakland 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 Oakland to Costa Rica?

    Located just 7.0 mi from the city center, Oakland (OAK) is the airport most travelers will use when flying to Costa Rica from Oakland.

  • What are the cheapest airlines to fly from Oakland, California to Costa Rica one-way?

    To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $133. Southwest flights start at $232 while deals on Alaska Airlines start at $366 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Oakland 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 Oakland, California to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Oakland, California to Costa Rica (average of $398). Flying from Oakland, California 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 Oakland to Costa Rica

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

Discover the top 3 airlines that operate flights from Oakland 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 April 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$267Average$435FlexibilityNo cancel feeOn-time65%
AviancaCheapest$344Average$534FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$468Average$673FlexibilityNo cancel feeOn-time63%

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