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Cheap flights from San Francisco to Costa Rica from $152

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 11/29. 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
9:12 am - 6:20 amSFO-LIR
19h 08m1 stop
Alaska Airlines Logo
6:11 pm - 10:59 pmLIR-SFO
6h 48mnonstop
$382Alaska Airlines
Find Deal
Thu, Nov 13 - Sat, Nov 22
Alaska Airlines Logo
8:45 am - 5:00 pmSFO-LIR
6h 15mnonstop
Alaska Airlines Logo
7:17 pm - 12:55 pmLIR-SFO
19h 38m1 stop
$387Alaska Airlines
Find Deal
Sun, Nov 30 - Sun, Dec 7
Copa Airlines Logo
12:36 am - 6:55 pmSFO-SJO
16h 19m1 stop
Copa Airlines Logo
2:53 pm - 11:17 pmSJO-SFO
10h 24m1 stop
$404Copa Airlines
Find Deal
Mon, Nov 10 - Sat, Nov 22
Copa Airlines Logo
12:36 am - 4:50 pmSFO-SJO
14h 14m2 stops
Copa Airlines Logo
10:08 am - 11:17 pmSJO-SFO
15h 09m1 stop
$408Copa Airlines
Find Deal
Wed, Nov 12 - Thu, Nov 20
JetBlue Logo
9:44 pm - 12:56 pmSFO-SJO
13h 12m1 stop
JetBlue Logo
4:25 pm - 10:20 amSJO-SFO
19h 55m1 stop
$411JetBlue
Find Deal
Sat, Nov 15 - Tue, Nov 18
JetBlue Logo
9:44 pm - 12:56 pmSFO-SJO
13h 12m1 stop
JetBlue Logo
10:46 am - 11:23 pmSJO-SFO
14h 37m1 stop
$416JetBlue
Find Deal
Wed, Nov 12 - Sat, Nov 22
Avianca Logo
2:20 pm - 11:35 pmSFO-SJO
8h 15m1 stop
Avianca Logo
3:05 pm - 10:45 pmSJO-SFO
8h 40m1 stop
$431Avianca
Find Deal
Sat, Oct 11 - Thu, Oct 16
Avianca Logo
12:05 am - 1:30 pmSFO-SJO
12h 25m1 stop
Avianca Logo
3:05 pm - 10:45 pmSJO-SFO
8h 40m1 stop
$450Avianca
Find Deal
Sat, Oct 11 - Sun, Oct 19
American Airlines Logo
12:27 am - 12:34 pmSFO-LIR
10h 07m1 stop
American Airlines Logo
3:18 pm - 9:25 amLIR-SFO
20h 07m1 stop
$452American Airlines
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Fri, Nov 14 - Sat, Nov 22
American Airlines Logo
11:14 pm - 2:13 pmSFO-LIR
12h 59m2 stops
American Airlines Logo
3:18 pm - 9:25 amLIR-SFO
20h 07m1 stop
$456American Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 22

Copa Airlines flights from San Francisco to Costa Rica

Our best Copa Airlines deals on San Francisco to Costa Rica flight tickets
Copa Airlines
Nov 10
SFO12:36 amSan Francisco
16h 19m
1 stop
SJO6:55 pmSan José Juan Santamaria Intl
Nov 22
SJO2:53 pmSan José Juan Santamaria Intl
10h 24m
1 stop
SFO11:17 pmSan Francisco
$404
Find similar
Copa Airlines
Nov 12
SFO12:36 amSan Francisco
14h 14m
2 stops
SJO4:50 pmSan José Juan Santamaria Intl
Nov 20
SJO10:08 amSan José Juan Santamaria Intl
15h 09m
1 stop
SFO11:17 pmSan Francisco
$408
Find similar
Copa Airlines
Nov 12
SFO12:36 amSan Francisco
14h 14m
2 stops
SJO4:50 pmSan José Juan Santamaria Intl
Nov 20
SJO9:17 amSan José Juan Santamaria Intl
16h 00m
2 stops
SFO11:17 pmSan Francisco
$413
Find similar

JetBlue flights from San Francisco to Costa Rica

Our best JetBlue deals on San Francisco to Costa Rica flight tickets
JetBlue
Oct 8
SFO10:35 amSan Francisco
24h 20m
1 stop
SJO11:55 amSan José Juan Santamaria Intl
Oct 15
SJO1:00 pmSan José Juan Santamaria Intl
11h 16m
1 stop
SFO11:16 pmSan Francisco
$404
Find similar
JetBlue
Nov 15
SFO9:44 pmSan Francisco
13h 12m
1 stop
SJO12:56 pmSan José Juan Santamaria Intl
Nov 18
SJO4:25 pmSan José Juan Santamaria Intl
19h 55m
1 stop
SFO10:20 amSan Francisco
$411
Find similar
JetBlue
Nov 12
SFO9:44 pmSan Francisco
13h 12m
1 stop
SJO12:56 pmSan José Juan Santamaria Intl
Nov 22
SJO10:46 amSan José Juan Santamaria Intl
14h 37m
1 stop
SFO11:23 pmSan Francisco
$416
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 September 29, 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 FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Thu 11/13

9:12 am-6:20 am

1 stop19h 08m

Liberia

Sat 11/22

6:11 pm-10:59 pm

Nonstop6h 48m

$382

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Sun 11/30

8:45 am-5:00 pm

Nonstop6h 15m

Liberia

Sun 12/7

7:17 pm-12:55 pm

1 stop19h 38m

$387

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Mon 11/10

12:36 am-6:55 pm

1 stop16h 19m

San José Juan Santamaria Intl

Sat 11/22

2:53 pm-11:17 pm

1 stop10h 24m

$404

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Wed 11/12

12:36 am-4:50 pm

2 stops14h 14m

San José Juan Santamaria Intl

Thu 11/20

10:08 am-11:17 pm

1 stop15h 09m

$408

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Sat 11/15

9:44 pm-12:56 pm

1 stop13h 12m

San José Juan Santamaria Intl

Tue 11/18

4:25 pm-10:20 am

1 stop19h 55m

$411

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Wed 11/12

9:44 pm-12:56 pm

1 stop13h 12m

San José Juan Santamaria Intl

Sat 11/22

10:46 am-11:23 pm

1 stop14h 37m

$416

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Sat 10/11

2:20 pm-11:35 pm

1 stop8h 15m

San José Juan Santamaria Intl

Thu 10/16

3:05 pm-10:45 pm

1 stop8h 40m

$431

San FranciscoSan José

SFO - SJO

SFOSJO

San Francisco

Sat 10/11

12:05 am-1:30 pm

1 stop12h 25m

San José Juan Santamaria Intl

Sun 10/19

3:05 pm-10:45 pm

1 stop8h 40m

$450

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Fri 11/14

12:27 am-12:34 pm

1 stop10h 07m

Liberia

Sat 11/22

3:18 pm-9:25 am

1 stop20h 07m

$452

San FranciscoLiberia

SFO - LIR

SFOLIR

San Francisco

Sat 11/15

11:14 pm-2:13 pm

2 stops12h 59m

Liberia

Sat 11/22

3:18 pm-9:25 am

1 stop20h 07m

$456

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 May. Flight prices, which tend to average around $527, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in May, then September is your next best option. Flight prices from San Francisco to Costa Rica during September average around $528.

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 $710. 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 $776. 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 $746. 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 Liberia 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 $626 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 $571 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 28% 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

$742

Fastest flight time

6h 14m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Costa Rica

2 airports
The best one-way flight to Costa Rica from San Francisco in the past 72 hours is $742. The best round-trip flight deal from San Francisco to Costa Rica found on momondo in the last 72 hours is $580.
The fastest flight from San Francisco to Costa Rica takes 6h 14m
Direct flights go from San Francisco to Costa Rica on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. The only airline offering direct flights is United Airlines.
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 $351Free CancellationRating
7.6
1,542 reviews
Search Copa Airlines flights
AviancaPriceFrom $365Free CancellationRating
6.7
2,444 reviews
Search Avianca flights
Alaska AirlinesPriceFrom $385Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
JetBluePriceFrom $402Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
SouthwestPriceFrom $419Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
American AirlinesPriceFrom $437Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $488Free CancellationRating
7.9
7,964 reviews
Search Delta flights
United AirlinesPriceFrom $610Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
AeromexicoPriceFrom $952Free CancellationRating
7.4
1,692 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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