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$161+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SJO
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
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 July 31, 2025.

Round-trip from

$296
(Mytrip)

One-way from

$161
(CheapOair)

Popular in

December

Cheapest in

August

Average price

$658
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. 16% potential increase in price ($121 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in July 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 July 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/31. 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.
Tue 9/92:39 pmOAK - SJO
2 stops19h 35mSpirit Airlines
Tue 9/3012:19 pmSJO - OAK
3 stops26h 15mSpirit Airlines
Deal found 7/31$296
This CheapOair deal was found by Cheapflights users on 7/31. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2710:40 pmOAK - SJO
1 stop20h 39mMultiple Airlines
Sat 9/611:37 amSJO - OAK
2 stops12h 55mMultiple Airlines
Deal found 7/31$343
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 9/137:07 pmOAK - LIR
2 stops34h 13mAlaska Airlines
Sat 9/2011:20 amLIR - OAK
2 stops22h 39mAlaska Airlines
Deal found 7/30$490
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/94:51 pmOAK - LIR
2 stops18h 09mDelta
Fri 10/171:25 pmLIR - OAK
2 stops23h 25mDelta
Deal found 7/31$1,893
This Southwest deal was found by Cheapflights users on 7/30. 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 11/228:25 pmOAK - LIR
2 stops15h 25mSouthwest
Sat 11/293:15 pmLIR - OAK
2 stops18h 35mSouthwest
Deal found 7/30$1,982

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 July 31, 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

Tue 9/9

2:39 pm-11:14 am

2 stops19h 35m

San José Juan Santamaria Intl

Tue 9/30

12:19 pm-1:34 pm

3 stops26h 15m

$296

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Wed 8/27

10:40 pm-8:19 pm

1 stop20h 39m

San José Juan Santamaria Intl

Sat 9/6

11:37 am-11:32 pm

2 stops12h 55m

$343

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Tue 1/6

8:32 pm-6:35 pm

2 stops20h 03m

Liberia

Tue 1/13

11:00 am-8:43 am

2 stops23h 43m

$410

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Thu 10/9

4:51 pm-12:00 pm

2 stops18h 09m

Liberia

Fri 10/17

1:25 pm-11:50 am

2 stops23h 25m

$1,893

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Sat 11/22

8:25 pm-1:50 pm

2 stops15h 25m

Liberia

Sat 11/29

3:15 pm-7:50 am

2 stops18h 35m

$1,982

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Mon 8/25

10:00 pm-1:52 pm

1 stop14h 52m

$161

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Sun 9/28

2:39 pm-11:14 am

2 stops19h 35m

$188

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Fri 9/26

7:07 pm-7:04 pm

2 stops22h 57m

$236

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Sun 9/28

5:05 pm-12:08 pm

2 stops18h 03m

$239

OaklandSan José

OAK - SJO

OAKSJO

Oakland

Mon 12/22

1:45 pm-1:20 am

1 stop9h 35m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

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 July 31, 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.

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 July 31, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest, and Delta from Oakland to Costa Rica to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Viva
7.0
Good
788 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Spirit Airlines
6.3
Okay
8,049 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Comfort

7.8

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 $188. Alaska Airlines flights start at $236 while deals on Delta start at $239 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 2 airlines flying from Oakland to Costa Rica

Discover the top 2 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 July 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$344Average$546FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$468Average$653FlexibilityNo cancel feeOn-time63%

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