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Cheap flights from San Francisco to Costa Rica from $147

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Francisco to Costa Rica departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Alaska Airlines Logo
6:23 pm - 11:51 pmSFO-SJO
28h 28m2 stops
Alaska Airlines Logo
1:58 am - 5:27 pmSJO-SFO
17h 29m2 stops
$307Alaska Airlines
Find Deal
Mon, Oct 27 - Mon, Nov 3
Alaska Airlines Logo
6:23 pm - 11:51 pmSFO-SJO
28h 28m2 stops
Alaska Airlines Logo
1:58 am - 8:53 amSJO-SFO
32h 55m2 stops
$320Alaska Airlines
Find Deal
Mon, Oct 27 - Tue, Nov 4
Alaska Airlines Logo
8:27 am - 7:00 pmSFO-SJO
33h 33m2 stops
Alaska Airlines Logo
6:30 am - 10:06 pmSJO-SFO
16h 36m2 stops
$337Alaska Airlines
Find Deal
Tue, Oct 14 - Thu, Oct 23
Alaska Airlines Logo
6:23 pm - 11:51 pmSFO-SJO
28h 28m2 stops
Alaska Airlines Logo
1:58 am - 5:27 pmSJO-SFO
17h 29m2 stops
$338Alaska Airlines
Find Deal
Mon, Oct 27 - Mon, Nov 3
Alaska Airlines Logo
6:23 pm - 11:51 pmSFO-SJO
28h 28m2 stops
Alaska Airlines Logo
1:58 am - 5:22 pmSJO-SFO
17h 24m2 stops
$339Alaska Airlines
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Mon, Oct 27 - Sun, Nov 2
Logo
5:50 am - 11:15 pmSFO-SJO
16h 25m2 stops
Logo
12:19 pm - 9:32 pmSJO-SFO
34h 13m2 stops
$354
Find Deal
Tue, Sep 2 - Wed, Sep 10
Alaska Airlines Logo
11:09 am - 11:51 pmSFO-SJO
11h 42m1 stop
Alaska Airlines Logo
1:58 am - 5:27 pmSJO-SFO
17h 29m2 stops
$357Alaska Airlines
Find Deal
Mon, Oct 27 - Mon, Nov 3
JetBlue Logo
10:15 pm - 11:55 amSFO-SJO
12h 40m1 stop
JetBlue Logo
1:11 pm - 11:55 amSJO-SFO
23h 44m1 stop
$383JetBlue
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Wed, Oct 22 - Thu, Oct 30
JetBlue Logo
10:15 pm - 11:55 amSFO-SJO
12h 40m1 stop
JetBlue Logo
1:00 pm - 11:12 pmSJO-SFO
11h 12m1 stop
$386JetBlue
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Wed, Oct 8 - Tue, Oct 14
JetBlue Logo
9:45 pm - 12:06 pmSFO-SJO
13h 21m1 stop
JetBlue Logo
1:11 pm - 11:31 pmSJO-SFO
11h 20m1 stop
$388JetBlue
Find Deal
Sun, Oct 26 - Fri, Oct 31

JetBlue flights from San Francisco to Costa Rica

Our best JetBlue deals on San Francisco to Costa Rica flight tickets
JetBlue
Oct 22
SFO10:15 pmSan Francisco
12h 40m
1 stop
SJO11:55 amSan José Juan Santamaria Intl
Oct 30
SJO1:11 pmSan José Juan Santamaria Intl
23h 44m
1 stop
SFO11:55 amSan Francisco
$383
Find similar
JetBlue
Oct 8
SFO10:15 pmSan Francisco
12h 40m
1 stop
SJO11:55 amSan José Juan Santamaria Intl
Oct 14
SJO1:00 pmSan José Juan Santamaria Intl
11h 12m
1 stop
SFO11:12 pmSan Francisco
$386
Find similar
JetBlue
Oct 26
SFO9:45 pmSan Francisco
13h 21m
1 stop
SJO12:06 pmSan José Juan Santamaria Intl
Oct 31
SJO1:11 pmSan José Juan Santamaria Intl
11h 20m
1 stop
SFO11:31 pmSan Francisco
$388
Find similar

Alaska Airlines flights from San Francisco to Costa Rica

Our best Alaska Airlines deals on San Francisco to Costa Rica flight tickets
Alaska Airlines
Oct 27
SFO6:23 pmSan Francisco
28h 28m
2 stops
SJO11:51 pmSan José Juan Santamaria Intl
Nov 3
SJO1:58 amSan José Juan Santamaria Intl
17h 29m
2 stops
SFO5:27 pmSan Francisco
$307
Find similar
Alaska Airlines
Oct 27
SFO6:23 pmSan Francisco
28h 28m
2 stops
SJO11:51 pmSan José Juan Santamaria Intl
Nov 4
SJO1:58 amSan José Juan Santamaria Intl
32h 55m
2 stops
SFO8:53 amSan Francisco
$320
Find similar
Alaska Airlines
Oct 14
SFO8:27 amSan Francisco
33h 33m
2 stops
SJO7:00 pmSan José Juan Santamaria Intl
Oct 23
SJO6:30 amSan José Juan Santamaria Intl
16h 36m
2 stops
SFO10:06 pmSan Francisco
$337
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 14, 2025.
Use the filters below to find and compare flights from San Francisco to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 10/27

6:23 pm-11:51 pm

2 stops28h 28m

San José Juan Santamaria Intl

Mon 11/3

1:58 am-5:27 pm

2 stops17h 29m

$307

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 10/27

6:23 pm-11:51 pm

2 stops28h 28m

San José Juan Santamaria Intl

Tue 11/4

1:58 am-8:53 am

2 stops32h 55m

$320

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Tue 10/14

8:27 am-7:00 pm

2 stops33h 33m

San José Juan Santamaria Intl

Thu 10/23

6:30 am-10:06 pm

2 stops16h 36m

$337

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 10/27

6:23 pm-11:51 pm

2 stops28h 28m

San José Juan Santamaria Intl

Mon 11/3

1:58 am-5:27 pm

2 stops17h 29m

$338

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 10/27

6:23 pm-11:51 pm

2 stops28h 28m

San José Juan Santamaria Intl

Sun 11/2

1:58 am-5:22 pm

2 stops17h 24m

$339

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Tue 9/2

5:50 am-11:15 pm

2 stops16h 25m

San José Juan Santamaria Intl

Wed 9/10

12:19 pm-9:32 pm

2 stops34h 13m

$354

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 10/27

11:09 am-11:51 pm

1 stop11h 42m

San José Juan Santamaria Intl

Mon 11/3

1:58 am-5:27 pm

2 stops17h 29m

$357

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Wed 10/22

10:15 pm-11:55 am

1 stop12h 40m

San José Juan Santamaria Intl

Thu 10/30

1:11 pm-11:55 am

1 stop23h 44m

$383

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Wed 10/8

10:15 pm-11:55 am

1 stop12h 40m

San José Juan Santamaria Intl

Tue 10/14

1:00 pm-11:12 pm

1 stop11h 12m

$386

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Sun 10/26

9:45 pm-12:06 pm

1 stop13h 21m

San José Juan Santamaria Intl

Fri 10/31

1:11 pm-11:31 pm

1 stop11h 20m

$388

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Costa Rica from

How to get the cheapest flight ticket from San Francisco to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from San Francisco is in October. Flight prices, which tend to average around $514, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in October, then August is your next best option. Flight prices from San Francisco to Costa Rica during August average around $524.

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Tuesday is the cheapest day to fly to Costa Rica from San Francisco. The lowest ticket price found for a Tuesday departure recently was $707. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $769. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

At noon is the cheapest time of day to fly from San Francisco to Costa Rica when you can find flight prices for as low as $486. Flying to Costa Rica at noon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the evening, with an average ticket price of $743. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest San Francisco to Costa Rica flight route?

Fly from San Francisco to San José Juan Santamaria Intl for the best San Francisco - Costa Rica flight prices

How far in advance should I book a flight to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $615 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from San Francisco for as low as $559 on momondo.

What cabin class options are available on San Francisco to Costa Rica flights?

There are 4 cabin classes available to choose from on San Francisco to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on San Francisco to Costa Rica flights?

You could potentially save up to 3% on your flight if you consider stops on a San Francisco to Costa Rica flight.

Cheap San Francisco to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Francisco to Costa Rica

Best Price Found

$147

Fastest flight time

10h 27m

Direct flights

Every day

Airports in Costa Rica

2 airports
The best one-way flight to Costa Rica from San Francisco in the past 72 hours is $147. The best round-trip flight deal from San Francisco to Costa Rica found on momondo in the last 72 hours is $307.
The fastest flight from San Francisco to Costa Rica takes 10h 27m
Direct flights go from San Francisco to Costa Rica every day.
There are 2 airports near Costa Rica: Liberia (LIR), San José Juan Santamaria Intl (SJO)
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  • When did momondo last update prices for flights from San Francisco Airport to Costa Rica?

    Prices for flights from San Francisco Airport to Costa Rica are updated daily.

  • How many operators does momondo search for flights from San Francisco Airport to Costa Rica?

  • How old do you have to be to fly from San Francisco Airport to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Francisco Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The travel and health documents required for your trip to Costa Rica can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Costa Rica. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from San Francisco to Costa Rica?

Best airlines flying from San Francisco to Costa Rica

Compare and see reviews for airlines that fly from San Francisco to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $345Free CancellationRating
7.5
1,509 reviews
Search Copa Airlines flights
AviancaPriceFrom $364Free CancellationRating
6.7
2,401 reviews
Search Avianca flights
Alaska AirlinesPriceFrom $392Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
JetBluePriceFrom $410Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
SouthwestPriceFrom $419Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
American AirlinesPriceFrom $459Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $493Free CancellationRating
8.0
7,980 reviews
Search Delta flights
United AirlinesPriceFrom $608Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
AeromexicoPriceFrom $952Free CancellationRating
7.5
1,724 reviews
Search Aeromexico flights

Why use momondo?

Why should I use momondo to find a flight deal from San Francisco to Costa Rica?

It is quick and easy to find San Francisco to Costa Rica flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Costa Rica that suits you.

Can I find flights from San Francisco to Costa Rica with flexible booking policies on momondo?

Yes. All flights to Costa Rica from San Francisco on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from San Francisco to Costa Rica?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Costa Rica from San Francisco.

I’m not ready to book a flight from San Francisco to Costa Rica right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Francisco to Costa Rica flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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