Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from San Diego to Costa Rica from $140

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 Diego to Costa Rica departing on 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from San Diego to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Copa Airlines Logo
8:12 pm - 1:53 pmSAN-SJO
15h 41m1 stop
Copa Airlines Logo
4:08 am - 5:37 pmSJO-SAN
15h 29m1 stop
$300Copa Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
Copa Airlines Logo
9:11 pm - 4:47 pmSAN-SJO
18h 36m2 stops
Copa Airlines Logo
10:08 am - 6:10 pmSJO-SAN
9h 02m1 stop
$305Copa Airlines
Find Deal
Sun, Mar 29 - Mon, Apr 6
United Airlines Logo
10:20 am - 8:39 pmSAN-SJO
8h 19m1 stop
United Airlines Logo
2:20 pm - 9:51 pmSJO-SAN
9h 31m1 stop
$312United Airlines
Find Deal
Thu, Nov 27 - Thu, Dec 4
American Airlines Logo
10:45 pm - 1:54 pmSAN-SJO
13h 09m2 stops
American Airlines Logo
6:00 am - 6:31 pmSJO-SAN
14h 31m2 stops
$316American Airlines
Find Deal
Tue, Feb 3 - Wed, Feb 11
United Airlines Logo
8:40 pm - 11:25 amSAN-SJO
12h 45m2 stops
United Airlines Logo
8:45 am - 4:25 pmSJO-SAN
9h 40m1 stop
$329United Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16
American Airlines Logo
6:20 am - 6:15 pmSAN-SJO
9h 55m1 stop
American Airlines Logo
3:01 pm - 10:33 pmSJO-SAN
9h 32m1 stop
$333American Airlines
Find Deal
Thu, Nov 27 - Sat, Dec 6
Avianca Logo
6:10 pm - 8:40 amSAN-SJO
12h 30m2 stops
Avianca Logo
6:10 am - 5:49 pmSJO-SAN
12h 39m2 stops
$386Avianca
Find Deal
Sun, Feb 22 - Tue, Apr 7
Avianca Logo
8:37 pm - 11:25 amSAN-SJO
12h 48m2 stops
Avianca Logo
7:50 pm - 7:54 pmSJO-SAN
26h 04m3 stops
$412Avianca
Find Deal
Mon, Jan 26 - Thu, Feb 5
Delta Logo
10:30 pm - 1:50 pmSAN-LIR
13h 20m1 stop
Delta Logo
2:05 pm - 10:47 pmLIR-SAN
10h 42m1 stop
$513Delta
Find Deal
Sun, Jan 25 - Tue, Feb 10
Delta Logo
7:55 pm - 1:24 pmSAN-LIR
15h 29m2 stops
Delta Logo
2:05 pm - 10:47 pmLIR-SAN
10h 42m1 stop
$517Delta
Find Deal
Sun, Jan 25 - Tue, Feb 10

Copa Airlines flights from San Diego to Costa Rica

Our best Copa Airlines deals on San Diego to Costa Rica flight tickets
Copa Airlines
Dec 3
SAN8:12 pmSan Diego
15h 41m
1 stop
SJO1:53 pmSan José Juan Santamaria Intl
Dec 7
SJO4:08 amSan José Juan Santamaria Intl
15h 29m
1 stop
SAN5:37 pmSan Diego
$300
Find similar
Copa Airlines
Mar 29
SAN9:11 pmSan Diego
18h 36m
2 stops
SJO4:47 pmSan José Juan Santamaria Intl
Apr 6
SJO10:08 amSan José Juan Santamaria Intl
9h 02m
1 stop
SAN6:10 pmSan Diego
$305
Find similar
Copa Airlines
Dec 8
SAN8:12 pmSan Diego
8h 58m
1 stop
SJO7:10 amSan José Juan Santamaria Intl
Dec 11
SJO6:07 pmSan José Juan Santamaria Intl
25h 30m
1 stop
SAN5:37 pmSan Diego
$308
Find similar

United Airlines flights from San Diego to Costa Rica

Our best United Airlines deals on San Diego to Costa Rica flight tickets
United Airlines
Nov 27
SAN10:20 amSan Diego
8h 19m
1 stop
SJO8:39 pmSan José Juan Santamaria Intl
Dec 4
SJO2:20 pmSan José Juan Santamaria Intl
9h 31m
1 stop
SAN9:51 pmSan Diego
$312
Find similar
United Airlines
Nov 10
SAN8:40 pmSan Diego
12h 45m
2 stops
SJO11:25 amSan José Juan Santamaria Intl
Nov 15
SJO8:45 amSan José Juan Santamaria Intl
10h 59m
2 stops
SAN5:44 pmSan Diego
$316
Find similar
United Airlines
Nov 13
SAN8:40 pmSan Diego
12h 45m
2 stops
SJO11:25 amSan José Juan Santamaria Intl
Nov 16
SJO8:45 amSan José Juan Santamaria Intl
9h 40m
1 stop
SAN4:25 pmSan Diego
$329
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego 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 October 30, 2025.
Use the filters below to find and compare flights from San Diego 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 12/3

8:12 pm-1:53 pm

1 stop15h 41m

San José Juan Santamaria Intl

Sun 12/7

4:08 am-5:37 pm

1 stop15h 29m

$300

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Sun 3/29

9:11 pm-4:47 pm

2 stops18h 36m

San José Juan Santamaria Intl

Mon 4/6

10:08 am-6:10 pm

1 stop9h 02m

$305

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Thu 11/27

10:20 am-8:39 pm

1 stop8h 19m

San José Juan Santamaria Intl

Thu 12/4

2:20 pm-9:51 pm

1 stop9h 31m

$312

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Tue 2/3

10:45 pm-1:54 pm

2 stops13h 09m

San José Juan Santamaria Intl

Wed 2/11

6:00 am-6:31 pm

2 stops14h 31m

$316

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Thu 11/13

8:40 pm-11:25 am

2 stops12h 45m

San José Juan Santamaria Intl

Sun 11/16

8:45 am-4:25 pm

1 stop9h 40m

$329

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Thu 11/27

6:20 am-6:15 pm

1 stop9h 55m

San José Juan Santamaria Intl

Sat 12/6

3:01 pm-10:33 pm

1 stop9h 32m

$333

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Sun 2/22

6:10 pm-8:40 am

2 stops12h 30m

San José Juan Santamaria Intl

Tue 4/7

6:10 am-5:49 pm

2 stops12h 39m

$386

San DiegoSan José

SAN - SJO

SANSJO

San Diego

Mon 1/26

8:37 pm-11:25 am

2 stops12h 48m

San José Juan Santamaria Intl

Thu 2/5

7:50 pm-7:54 pm

3 stops26h 04m

$412

San DiegoLiberia

SAN - LIR

SANLIR

San Diego

Sun 1/25

10:30 pm-1:50 pm

1 stop13h 20m

Liberia

Tue 2/10

2:05 pm-10:47 pm

1 stop10h 42m

$513

San DiegoLiberia

SAN - LIR

SANLIR

San Diego

Sun 1/25

7:55 pm-1:24 pm

2 stops15h 29m

Liberia

Tue 2/10

2:05 pm-10:47 pm

1 stop10h 42m

$517

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Costa Rica from

How to get the cheapest flight ticket from San Diego 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 Diego is in October. Flight prices, which tend to average around $323, 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 San Diego to Costa Rica during September average around $401.

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 San Diego. The lowest ticket price found for a Monday departure recently was $588. 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 Saturday because tickets tend to average around $766. 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?

In the afternoon is the cheapest time of day to fly from San Diego to Costa Rica when you can find flight prices for as low as $563. Flying to Costa Rica in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly at noon, with an average ticket price of $672. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $587 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 Diego for as low as $489 on momondo.

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

You could potentially save up to 22% on your flight if you consider stops on a San Diego to Costa Rica flight.

Cheap San Diego to Costa Rica flight deals and tips

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

Direct flights

None
There are no direct flights from San Diego to Costa Rica. There are no popular flight routes from San Diego to Costa Rica.
Search flight deals

  • When did momondo last update prices for flights from San Diego Airport to Costa Rica?

    Prices for flights from San Diego Airport to Costa Rica are refreshed on a daily basis.

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

  • How old do you have to be to fly from San Diego 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 Diego Airport to Costa Rica.

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

    The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Diego to Costa Rica

Compare and see reviews for airlines that fly from San Diego to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $279Free CancellationRating
7.6
1,561 reviews
Search Copa Airlines flights
Spirit AirlinesPriceFrom $280Free CancellationRating
6.3
8,116 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $311Free CancellationRating
7.4
8,998 reviews
Search United Airlines flights
DeltaPriceFrom $347Free CancellationRating
7.9
7,998 reviews
Search Delta flights
American AirlinesPriceFrom $362Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights
SouthwestPriceFrom $511Free CancellationRating
8.0
4,243 reviews
Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Costa Rica from San Diego.

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

Yes. momondo allows you to filter the results for San Diego to Costa Rica flights to just show those with flexible booking policies.

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

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

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

Price alerts on flights to Costa Rica from San Diego are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Costa Rica trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 11/29
Sat 12/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Costa Rica

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo
Flights to San Joséfrom $137
Flights to Liberiafrom $232
Flights to Limon
Flights to Tamarindo
Flights to Golfito
Flights to Buenos Aires, Puntarenas
Flights to Palmar Sur