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$197+ Cheap flights from Fremont, CA 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SJO
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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Cheap flight deals from Fremont to Costa Rica

Keep the following information in mind while searching for Fremont to Costa Rica flight deals. Data was last updated April 29, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$408
(Kiwi.com)

One-way from

$204
(JetBlue)

Popular in

December

Cheapest in

September

Average price

$590
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 Fremont to Costa Rica
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One-way flight from Fremont 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 Fremont to Costa Rica

Cheapest flights from Fremont to Costa Rica
Explore the most affordable flight options available from Fremont to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 4/28. 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 5/229:02 pmSFO - SJO
2 stops37h 31mMultiple Airlines
Fri 5/3011:32 amSJO - SFO
1 stop23h 56mMultiple Airlines
Deal found 4/28$408
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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 5/298:16 amSFO - SJO
1 stop14h 30mAlaska Airlines
Mon 6/21:06 amSJO - SFO
1 stop31h 25mAlaska Airlines
Deal found 4/28$416
This JetBlue deal was found by Cheapflights users on 4/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/510:10 pmSFO - SJO
1 stop12h 45mJetBlue
Mon 5/121:00 pmSJO - SFO
1 stop11h 59mJetBlue
Deal found 4/28$418
This Avianca deal was found by Cheapflights users on 4/28. 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.
Mon 5/512:05 amSFO - SJO
1 stop12h 25mAvianca
Thu 5/1510:10 amSJO - SFO
2 stops13h 35mAvianca
Deal found 4/28$421
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/41:37 amSFO - SJO
1 stop10h 43mCopa Airlines
Tue 5/138:46 amSJO - SFO
1 stop10h 37mCopa Airlines
Deal found 4/29$477
This Alaska Airlines deal was found by Cheapflights users on 4/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/288:39 amSFO - LIR
2 stops20h 41mAlaska Airlines
Tue 6/1011:20 amLIR - SFO
2 stops35h 17mAlaska Airlines
Deal found 4/29$526
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/1012:53 amSFO - LIR
1 stop12h 52mAmerican Airlines
Thu 7/173:45 pmLIR - SFO
1 stop19h 43mAmerican Airlines
Deal found 4/29$533
This JetBlue deal was found by Cheapflights users on 4/28. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/98:42 pmSFO - LIR
1 stop15h 23mJetBlue
Sun 6/152:10 pmLIR - SFO
1 stop20h 24mJetBlue
Deal found 4/28$541
This Southwest deal was found by Cheapflights users on 4/28. 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.
Thu 7/107:50 pmSFO - LIR
2 stops16h 20mSouthwest
Tue 7/152:10 pmLIR - SFO
2 stops18h 20mSouthwest
Deal found 4/28$569
This Air Canada deal was found by Cheapflights users on 4/29. 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.
Fri 5/308:41 amSFO - LIR
2 stops26h 19mAir Canada
Sat 6/712:35 pmLIR - SFO
2 stops24h 50mAir Canada
Deal found 4/29$634
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2212:50 pmSFO - LIR
1 stop16h 16mMultiple Airlines
Mon 5/266:00 pmLIR - SFO
2 stops41h 28mMultiple Airlines
Deal found 4/29$639
This United Airlines deal was found by Cheapflights users on 4/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/2812:30 amSFO - LIR
1 stop8h 30mUnited Airlines
Tue 7/83:25 pmLIR - SFO
1 stop9h 34mUnited Airlines
Deal found 4/29$705

Cheapflights Fare Finder

Customize your flight search to find flights from Fremont 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 29, 2025.
Use the filters below to find and compare flights from Fremont to Costa Rica that are best for you.

Fly from

Fremont

Fly to

Costa Rica

Route

Depart

Return

Price

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Thu 5/22

9:02 pm-11:33 am

2 stops37h 31m

San José Juan Santamaria Intl

Fri 5/30

11:32 am-10:28 am

1 stop23h 56m

$408

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Thu 5/29

8:16 am-11:46 pm

1 stop14h 30m

San José Juan Santamaria Intl

Mon 6/2

1:06 am-7:31 am

1 stop31h 25m

$416

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 5/5

10:10 pm-11:55 am

1 stop12h 45m

San José Juan Santamaria Intl

Mon 5/12

1:00 pm-11:59 pm

1 stop11h 59m

$418

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 5/5

12:05 am-1:30 pm

1 stop12h 25m

San José Juan Santamaria Intl

Thu 5/15

10:10 am-10:45 pm

2 stops13h 35m

$421

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Sun 5/4

1:37 am-1:20 pm

1 stop10h 43m

San José Juan Santamaria Intl

Tue 5/13

8:46 am-6:23 pm

1 stop10h 37m

$477

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Wed 5/28

8:39 am-6:20 am

2 stops20h 41m

Liberia

Tue 6/10

11:20 am-9:37 pm

2 stops35h 17m

$526

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Thu 7/10

12:53 am-2:45 pm

1 stop12h 52m

Liberia

Thu 7/17

3:45 pm-10:28 am

1 stop19h 43m

$533

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Mon 6/9

8:42 pm-1:05 pm

1 stop15h 23m

Liberia

Sun 6/15

2:10 pm-9:34 am

1 stop20h 24m

$541

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Wed 6/11

7:40 pm-1:10 pm

2 stops16h 30m

Liberia

Wed 6/18

2:10 pm-7:50 am

2 stops18h 40m

$569

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Fri 5/30

8:41 am-12:00 pm

2 stops26h 19m

Liberia

Sat 6/7

12:35 pm-12:25 pm

2 stops24h 50m

$634

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 28 results
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Best time to book a flight from Fremont to Costa Rica

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

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

Currently, September is the cheapest month in which you can book a flight from Fremont to Costa Rica (average of $398). Flying from Fremont 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 FR8 to CR?

Find hourly flight availability from Fremont 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 29, 2025.

When flying from Fremont to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Fremont to Costa Rica?

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

Travelers seeking maximum savings on their Fremont 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 April 29, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Copa Airlines from Fremont to Costa Rica have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

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
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

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
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Copa Airlines
7.5
Good
1,411 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
SWISS
7.5
Good
1,588 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Overall

8.0

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 Fremont to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Fremont to Costa Rica flight route?

    The Fremont to Costa Rica flight path was viewed by 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $204. Users have also found prices from $216 and $228 on Alaska Airlines and Avianca, respectively.

  • What are the cheapest flights from Fremont to Costa Rica?

    The cheapest flight price from Fremont to Costa Rica is $621. On average you can expect to pay $917. The most popular route, (San Francisco - San José Juan Santamaria Intl), can usually be booked for $318.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fremont 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 Fremont to Costa Rica?

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

Discover the top 10 airlines that operate flights from Fremont 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$267Average$481FlexibilityNo cancel feeOn-time65%
Copa AirlinesCheapest$344Average$505FlexibilityNo cancel feeOn-time70%
AviancaCheapest$344Average$600FlexibilityNo cancel feeOn-time71%
DeltaCheapest$350Average$716FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$368Average$498FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$392Average$697FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$408Average$691FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$419Average$673FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$476Average$818FlexibilityNo cancel feeOn-time69%
AeromexicoCheapest$769Average$1,064FlexibilityNo cancel feeOn-timeN/A

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