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Cheap flights from California to Costa Rica from $136

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Costa Rica departing on 12/31. 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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0 bags

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Find the cheapest flights from California to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
8:16 pm - 9:06 am
SAN
-
SJO
10h 50m1 stop
Copa Airlines Logo
10:08 am - 5:13 pm
SJO
-
SAN
9h 05m1 stop
$294Copa Airlines
Wed, Jan 28 - Wed, Feb 4
American Airlines Logo
9:55 am - 11:43 pm
SJC
-
SJO
11h 48m1 stop
American Airlines Logo
12:43 am - 1:19 pm
SJO
-
SJC
14h 36m1 stop
$296American Airlines
Thu, Feb 5 - Wed, Feb 11
United Airlines Logo
7:52 pm - 8:32 am
SAN
-
SJO
10h 40m1 stop
United Airlines Logo
8:45 am - 6:36 pm
SJO
-
SAN
11h 51m1 stop
$306United Airlines
Wed, Jan 28 - Fri, Feb 6
United Airlines Logo
7:52 pm - 8:32 am
SAN
-
SJO
10h 40m1 stop
United Airlines Logo
8:45 am - 7:54 pm
SJO
-
SAN
13h 09m2 stops
$310United Airlines
Wed, Jan 7 - Fri, Jan 23
Avianca Logo
10:30 pm - 11:25 am
ONT
-
SJO
10h 55m1 stop
Avianca Logo
3:05 pm - 9:55 pm
SJO
-
ONT
7h 50m1 stop
$311Avianca
Thu, Mar 5 - Tue, Mar 17
Multiple Airlines Logo
10:50 pm - 8:25 pm
LAX
-
SJO
19h 35m1 stop
Multiple Airlines Logo
2:39 pm - 8:34 pm
SJO
-
LAX
7h 55m1 stop
$321Multiple Airlines
Wed, Feb 25 - Sat, Mar 7
Spirit Airlines Logo
7:45 pm - 12:22 pm
LAX
-
SJO
14h 37m2 stops
Spirit Airlines Logo
1:31 pm - 6:38 pm
SJO
-
LAX
31h 07m2 stops
$322Spirit Airlines
Mon, Feb 23 - Sat, Feb 28
Multiple Airlines Logo
12:09 pm - 6:50 am
LAX
-
SJO
16h 41m1 stop
Multiple Airlines Logo
1:30 pm - 3:12 pm
SJO
-
LAX
27h 42m3 stops
$323Multiple Airlines
Thu, Feb 5 - Fri, Feb 6
Avianca Logo
1:00 pm - 11:40 pm
LAX
-
SJO
8h 40m1 stop
Avianca Logo
6:00 am - 12:30 pm
SJO
-
LAX
8h 30m1 stop
$327Avianca
Wed, Feb 4 - Wed, Feb 11
Spirit Airlines Logo
7:07 pm - 12:22 pm
LAX
-
SJO
15h 15m2 stops
Spirit Airlines Logo
1:30 pm - 8:22 am
SJO
-
LAX
20h 52m2 stops
$328Spirit Airlines
Thu, Jan 22 - Thu, Jan 29

American Airlines flights from California to Costa Rica

Our best American Airlines deals on California to Costa Rica flight tickets
American Airlines
Feb 5
SJC9:55 amSan Jose
11h 48m
1 stop
SJO11:43 pmSan José Juan Santamaria Intl
Feb 11
SJO12:43 amSan José Juan Santamaria Intl
14h 36m
1 stop
SJC1:19 pmSan Jose
$296
Find similar
American Airlines
Feb 21
SJC4:22 pmSan Jose
16h 03m
2 stops
SJO10:25 amSan José Juan Santamaria Intl
Feb 25
SJO3:55 pmSan José Juan Santamaria Intl
20h 16m
2 stops
SJC10:11 amSan Jose
$308
Find similar
American Airlines
Jan 25
SAN6:20 amSan Diego
14h 10m
1 stop
SJO10:30 pmSan José Juan Santamaria Intl
Feb 10
SJO6:00 amSan José Juan Santamaria Intl
19h 09m
1 stop
SAN11:09 pmSan Diego
$326
Find similar

United Airlines flights from California to Costa Rica

Our best United Airlines deals on California to Costa Rica flight tickets
United Airlines
Jan 28
SAN6:00 pmSan Diego
12h 32m
1 stop
SJO8:32 amSan José Juan Santamaria Intl
Feb 7
SJO8:45 amSan José Juan Santamaria Intl
9h 51m
1 stop
SAN4:36 pmSan Diego
$306
Find similar
United Airlines
Jan 7
SAN7:52 pmSan Diego
10h 40m
1 stop
SJO8:32 amSan José Juan Santamaria Intl
Jan 23
SJO8:45 amSan José Juan Santamaria Intl
13h 09m
2 stops
SAN7:54 pmSan Diego
$310
Find similar
United Airlines
Jan 6
SAN10:26 amSan Diego
8h 13m
1 stop
SJO8:39 pmSan José Juan Santamaria Intl
Jan 23
SJO9:40 amSan José Juan Santamaria Intl
15h 25m
1 stop
SAN11:05 pmSan Diego
$316
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from California 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 December 15, 2025.
Use the filters below to find and compare flights from California to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Wed 1/28

8:16 pm-9:06 am

1 stop10h 50m

San José Juan Santamaria Intl

Wed 2/4

10:08 am-5:13 pm

1 stop9h 05m

$294

San JoseSan José

SJC - SJO

SJCSJO

San Jose

Thu 2/5

9:55 am-11:43 pm

1 stop11h 48m

San José Juan Santamaria Intl

Wed 2/11

12:43 am-1:19 pm

1 stop14h 36m

$296

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Wed 1/28

7:52 pm-8:32 am

1 stop10h 40m

San José Juan Santamaria Intl

Fri 2/6

8:45 am-6:36 pm

1 stop11h 51m

$306

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Wed 1/7

7:52 pm-8:32 am

1 stop10h 40m

San José Juan Santamaria Intl

Fri 1/23

8:45 am-7:54 pm

2 stops13h 09m

$310

OntarioSan José

ONT - SJO

ONTSJO

Ontario

Thu 3/5

10:30 pm-11:25 am

1 stop10h 55m

San José Juan Santamaria Intl

Tue 3/17

3:05 pm-9:55 pm

1 stop7h 50m

$311

Los AngelesSan José

LAX - SJO

LAXSJO

Los Angeles

Wed 2/25

10:50 pm-8:25 pm

1 stop19h 35m

San José Juan Santamaria Intl

Sat 3/7

2:39 pm-8:34 pm

1 stop7h 55m

$321

Los AngelesSan José

LAX - SJO

LAXSJO

Los Angeles

Mon 2/23

7:45 pm-12:22 pm

2 stops14h 37m

San José Juan Santamaria Intl

Sat 2/28

1:31 pm-6:38 pm

2 stops31h 07m

$322

Los AngelesSan José

LAX - SJO

LAXSJO

Los Angeles

Thu 2/5

12:09 pm-6:50 am

1 stop16h 41m

San José Juan Santamaria Intl

Fri 2/6

1:30 pm-3:12 pm

3 stops27h 42m

$323

Los AngelesSan José

LAX - SJO

LAXSJO

Los Angeles

Wed 2/4

1:00 pm-11:40 pm

1 stop8h 40m

San José Juan Santamaria Intl

Wed 2/11

6:00 am-12:30 pm

1 stop8h 30m

$327

Los AngelesSan José

LAX - SJO

LAXSJO

Los Angeles

Thu 1/22

7:07 pm-12:22 pm

2 stops15h 15m

San José Juan Santamaria Intl

Thu 1/29

1:30 pm-8:22 am

2 stops20h 52m

$328

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 California 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 California is in October. Flight prices, which tend to average around $352, 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 September is your next best option. Flight prices from California to Costa Rica during September average around $363.

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

According to our data, Monday is the cheapest day to fly to Costa Rica from California. The lowest ticket price found for a Monday departure recently was $460. 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 Friday because tickets tend to average around $517. 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 California to Costa Rica when you can find flight prices for as low as $252. 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 afternoon, with an average ticket price of $530. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest California to Costa Rica flight route?

Fly from Los Angeles to Liberia for the best California - 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 California when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $465 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from California for as low as $402 on momondo.

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

There are 4 cabin classes available to choose from on California 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 California to Costa Rica flights?

You could potentially save up to 10% on your flight if you consider stops on a California to Costa Rica flight.

Cheap California to Costa Rica flight deals and tips

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

Best Price Found

$159

Fastest flight time

5h 31m

Direct flights

Every day

Airports in Costa Rica

40 airports
The best one-way flight to Costa Rica from California in the past 72 hours is $159. The best round-trip flight deal from California to Costa Rica found on momondo in the last 72 hours is $344.
The fastest flight from California to Costa Rica takes 5h 31m
Direct flights go from California to Costa Rica every day.
There are 40 airports in Costa Rica. From California there are direct flights to Liberia (LIR), San José Juan Santamaria Intl (SJO).
Search flight deals

  • When did momondo last update prices for flights from California to Costa Rica?

    Prices for flights from California to Costa Rica are updated daily.

  • How many operators does momondo search for flights from California to Costa Rica?

  • How old do you have to be to fly from California to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from California to Costa Rica.

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

    The required travel and health documents for your Costa Rica trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Costa Rica. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from California to Costa Rica

Compare and see reviews for airlines that fly from California to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $81Free CancellationRating
6.3
8,186 reviews
Search Spirit Airlines flights
Volaris El SalvadorPriceFrom $117Free CancellationRating
7.4
26 reviews
Search Volaris El Salvador flights
AviancaPriceFrom $165Free CancellationRating
6.6
2,485 reviews
Search Avianca flights
Volaris Costa RicaPriceFrom $195Free CancellationRating
7.8
80 reviews
Search Volaris Costa Rica flights
DeltaPriceFrom $205Free CancellationRating
7.9
8,010 reviews
Search Delta flights
Copa AirlinesPriceFrom $279Free CancellationRating
7.6
1,556 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $311Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
American AirlinesPriceFrom $315Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $324Free CancellationRating
8.0
11,461 reviews
Search Alaska Airlines flights
JetBluePriceFrom $337Free CancellationRating
7.2
2,894 reviews
Search JetBlue flights

Why use momondo?

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

Finding the right flight to Costa Rica from California is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Costa Rica quick and easy, saving you time and money.

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

All flight searches from California to Costa Rica on momondo can be filtered to show those which offer flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Costa Rica from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Costa Rica from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Costa Rica trip

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Find better results for your trip to Costa Rica

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