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$195+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
OAK — SJO
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Delta deal was found by Cheapflights users on 12/16. 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 12/3112:34 pmOAK - LIR
2 stops22h 56mDelta
Wed 1/142:45 pmLIR - OAK
2 stops27h 29mDelta
Deal found 12/16$423
This Delta deal was found by Cheapflights users on 12/16. 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 12/3112:34 pmOAK - LIR
2 stops22h 56mDelta
Sat 1/101:40 pmLIR - OAK
2 stops24h 17mDelta
Deal found 12/16$440
This Delta deal was found by Cheapflights users on 12/16. 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.
Tue 12/3012:34 pmOAK - LIR
2 stops22h 16mDelta
Wed 1/142:45 pmLIR - OAK
2 stops23h 12mDelta
Deal found 12/16$522
This Delta deal was found by Cheapflights users on 12/16. 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.
Tue 12/305:53 amOAK - LIR
2 stops29h 37mDelta
Sat 1/101:40 pmLIR - OAK
2 stops35h 13mDelta
Deal found 12/16$539
This Delta deal was found by Cheapflights users on 12/16. 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 12/3112:34 pmOAK - LIR
2 stops22h 56mDelta
Thu 1/83:05 pmLIR - OAK
2 stops27h 09mDelta
Deal found 12/16$603
This Delta deal was found by Cheapflights users on 12/16. 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 12/3112:34 pmOAK - LIR
2 stops22h 56mDelta
Sun 1/112:05 pmLIR - OAK
2 stops23h 52mDelta
Deal found 12/16$639
This Delta deal was found by Cheapflights users on 12/16. 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 12/315:53 amOAK - LIR
2 stops29h 37mDelta
Wed 1/73:05 pmLIR - OAK
2 stops33h 48mDelta
Deal found 12/16$689
This Delta deal was found by Cheapflights users on 12/16. 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.
Tue 12/3012:34 pmOAK - LIR
2 stops23h 16mDelta
Thu 1/83:05 pmLIR - OAK
2 stops27h 09mDelta
Deal found 12/16$702
This Delta deal was found by Cheapflights users on 12/16. 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 12/2512:34 pmOAK - LIR
2 stops22h 16mDelta
Wed 1/142:45 pmLIR - OAK
2 stops34h 08mDelta
Deal found 12/16$715
This Delta deal was found by Cheapflights users on 12/16. 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 12/315:53 amOAK - SJO
2 stops29h 03mDelta
Tue 1/137:00 amSJO - OAK
2 stops30h 57mDelta
Deal found 12/16$716
This Delta deal was found by Cheapflights users on 12/16. 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 12/2512:34 pmOAK - LIR
2 stops23h 16mDelta
Sat 1/101:40 pmLIR - OAK
2 stops24h 17mDelta
Deal found 12/16$732
This Delta deal was found by Cheapflights users on 12/16. 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.
Tue 12/3012:34 pmOAK - LIR
2 stops22h 16mDelta
Fri 1/93:05 pmLIR - OAK
2 stops22h 52mDelta
Deal found 12/16$738

Find 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 December 18, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$382
(Mytrip)

One-way from

$195
(Delta)

Popular in

December

Cheapest in

September

Average price

$930
Provider with most accurate pricing for San Francisco-San José Juan Santamaria Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-San José Juan Santamaria Intl flights.
Search Deals
From Oakland to Costa Rica
Search Deals
One-way flight from Oakland to Costa Rica
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($123 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

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 December 18, 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

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Wed 12/31

12:34 pm-1:30 pm

2 stops22h 56m

Liberia

Sat 1/10

1:40 pm-11:57 am

2 stops24h 17m

$440

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Tue 3/17

5:55 am-12:52 pm

2 stops29h 57m

Liberia

Wed 3/25

1:15 pm-11:55 am

2 stops23h 40m

$449

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Wed 3/18

5:55 am-11:55 am

2 stops29h 00m

Liberia

Wed 3/25

1:15 pm-11:55 am

2 stops23h 40m

$449

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Mon 3/16

5:00 pm-11:55 am

2 stops17h 55m

Liberia

Wed 3/25

1:15 pm-11:55 am

2 stops23h 40m

$449

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Mon 3/16

6:15 am-6:36 am

2 stops23h 21m

Liberia

Tue 3/24

5:45 pm-11:39 pm

2 stops30h 54m

$451

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Sun 3/15

6:15 am-6:36 am

2 stops23h 21m

Liberia

Wed 3/25

10:00 am-11:39 pm

2 stops14h 39m

$451

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Sat 3/14

5:31 pm-6:36 am

2 stops36h 05m

Liberia

Tue 3/24

5:45 pm-11:39 pm

2 stops30h 54m

$467

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Mon 3/16

6:15 am-6:36 am

2 stops23h 21m

Liberia

Mon 3/23

5:45 pm-11:39 pm

2 stops30h 54m

$481

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Fri 3/13

6:14 am-6:36 am

2 stops23h 22m

Liberia

Wed 3/25

10:00 am-11:39 pm

2 stops14h 39m

$481

OaklandLiberia

OAK - LIR

OAKLIR

Oakland

Sun 3/15

6:15 am-6:36 am

2 stops23h 21m

Liberia

Mon 3/23

5:45 pm-11:39 pm

2 stops30h 54m

$481

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 43 results
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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, November is the cheapest month in which you can book a flight from Oakland, California to Costa Rica (average of $219). Flying from Oakland, California to Costa Rica in June is currently the most expensive (average of $408). 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 December 18, 2025.

When flying from Oakland, California to Costa Rica, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 41% versus a flight at noon.

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 December 18, 2025.
Peruse reviews from past customers who have flown with Southwest and Avianca 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.
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Overall

7.9

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
7.9
Good
4,250 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Overall

7.9

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Avianca
6.6
Okay
2,490 reviews
Southwest
7.9
Good
4,250 reviews

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Overall

7.9

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

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.

  • How long is the flight from Oakland, California to Costa Rica?

    For as low as $522, Delta can have you in Costa Rica from Oakland, California in 12h 05m. The distance between Oakland, California and Costa Rica is about 3034 mi. This flight may include one or multiple stops.

  • 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, November is the cheapest month in which you can book a flight from Oakland, California to Costa Rica (average of $219). Flying from Oakland, California to Costa Rica in June is currently the most expensive (average of $408). 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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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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$344Average$664FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$531Average$647FlexibilityNo cancel feeOn-time63%

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