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San Diego

$252+ Cheap flights from Costa Rica to San Diego (SAN)

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SAN
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
1 adult, Economy
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Cheap flight deals from Costa Rica to San Diego

Cheapest flights from Costa Rica to San Diego
Explore the most affordable flight options available from Costa Rica to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2026.

This eDestinos deal was found by Cheapflights users on 7/27. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/304:15 pm
SJO
-
SAN
1 stop23h 20m
Multiple Airlines
Sun 11/87:00 am
SAN
-
SJO
1 stop24h 35m
Multiple Airlines
Deal found 7/27$395
This Copa Airlines deal was found by Cheapflights users on 7/30. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:17 pm
SJO
-
SAN
1 stop25h 12m
Copa Airlines
Sun 9/2010:00 pm
SAN
-
SJO
1 stop11h 58m
Copa Airlines
Deal found 7/30$435
This United Airlines deal was found by Cheapflights users on 8/1. 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.
Mon 9/218:45 am
SJO
-
SAN
1 stop13h 00m
United Airlines
Mon 9/287:30 am
SAN
-
SJO
2 stops27h 51m
United Airlines
Deal found 8/1$438
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 9/191:00 pm
SJO
-
SAN
1 stop20h 18m
American Airlines
Sat 9/261:50 pm
SAN
-
SJO
1 stop23h 07m
American Airlines
Deal found 7/30$447
This Expedia deal was found by Cheapflights users on 7/27. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/94:35 pm
SJO
-
SAN
2 stops17h 42m
Multiple Airlines
Sat 10/179:30 pm
SAN
-
SJO
2 stops34h 00m
Multiple Airlines
Deal found 7/27$454
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Sun 9/201:00 pm
SJO
-
SAN
1 stop11h 55m
American Airlines
Wed 9/3011:15 am
SAN
-
SJO
1 stop25h 42m
American Airlines
Deal found 7/29$460
This American Airlines deal was found by Cheapflights users on 7/30. 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 9/241:00 pm
SJO
-
SAN
1 stop20h 18m
American Airlines
Mon 9/2810:46 pm
SAN
-
SJO
2 stops13h 13m
American Airlines
Deal found 7/30$461
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 10/141:20 pm
LIR
-
SAN
1 stop9h 04m
United Airlines
Tue 11/35:00 pm
SAN
-
LIR
1 stop18h 10m
United Airlines
Deal found 7/30$515
This United Airlines deal was found by Cheapflights users on 7/30. 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 12/198:45 am
LIR
-
SAN
1 stop14h 54m
United Airlines
Sun 1/32:45 pm
SAN
-
LIR
2 stops18h 39m
United Airlines
Deal found 7/30$518
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 10/141:20 pm
LIR
-
SAN
1 stop9h 04m
United Airlines
Wed 11/46:30 pm
SAN
-
LIR
1 stop19h 40m
United Airlines
Deal found 7/29$524
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:03 pm
LIR
-
SAN
2 stops22h 14m
United Airlines
Tue 10/203:56 pm
SAN
-
LIR
3 stops43h 14m
United Airlines
Deal found 7/28$525
This United Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 10/141:20 pm
LIR
-
SAN
1 stop9h 04m
United Airlines
Fri 11/610:30 pm
SAN
-
LIR
1 stop12h 26m
United Airlines
Deal found 7/30$527

Find flight deals from Costa Rica to San Diego

Keep the following information in mind while searching for Costa Rica to San Diego flight deals. Data was last updated August 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$395
(eDestinos)

One-way from

$252
(American Airlines)

Popular in

June

Cheapest in

January

Average price

$426
Provider with most accurate pricing for San José Juan Santamaria Intl-San Diego flight deals.
Search Deals
Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-San Diego flights.
Search Deals
From Costa Rica to San Diego
Search Deals
One-way flight from Costa Rica to San Diego
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($82 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Costa Rica to San Diego 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 August 1, 2026.
Use the filters below to find and compare flights from Costa Rica to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Mon 9/21

8:45 am-8:45 pm

1 stop13h 00m

San Diego

Mon 9/28

7:30 am-12:21 pm

2 stops27h 51m

$438

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Thu 9/17

7:55 am-12:29 am

2 stops17h 34m

San Diego

Sun 9/20

6:55 pm-12:21 pm

2 stops16h 26m

$438

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sun 9/20

8:45 am-10:47 pm

1 stop15h 02m

San Diego

Sun 9/27

4:46 pm-12:21 pm

1 stop18h 35m

$497

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Fri 9/11

1:25 pm-10:17 am

2 stops21h 52m

San Diego

Sun 9/20

5:00 pm-7:37 pm

2 stops25h 37m

$502

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Mon 9/7

8:45 am-12:29 am

1 stop16h 44m

San Diego

Sun 9/13

8:00 am-7:37 pm

1 stop10h 37m

$506

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Fri 9/4

8:45 am-12:29 am

1 stop16h 44m

San Diego

Sat 9/12

3:56 pm-12:21 pm

2 stops19h 25m

$511
Quickest round-trip

LiberiaSan Diego

LIR - SAN

LIRSAN

Liberia

Mon 10/26

11:50 am-8:36 pm

1 stop9h 46m

San Diego

Sun 11/1

8:05 am-6:37 pm

1 stop8h 32m

$518

LiberiaSan Diego

LIR - SAN

LIRSAN

Liberia

Sat 12/19

3:50 pm-11:35 am

2 stops21h 45m

San Diego

Sun 1/3

4:45 pm-1:10 pm

2 stops18h 25m

$518

LiberiaSan Diego

LIR - SAN

LIRSAN

Liberia

Wed 10/14

1:20 pm-10:17 am

2 stops21h 57m

San Diego

Sun 11/1

8:05 am-6:37 pm

1 stop8h 32m

$519

LiberiaSan Diego

LIR - SAN

LIRSAN

Liberia

Wed 10/14

1:20 pm-9:24 pm

1 stop9h 04m

San Diego

Wed 11/4

1:31 pm-4:10 pm

2 stops24h 39m

$519

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 37 resultsSorted by cheapest first
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Best time to book a flight from Costa Rica to San Diego

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

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

Currently, January is the cheapest month in which you can book a flight from Costa Rica to San Diego (average of $308). Flying from Costa Rica to San Diego in June is currently the most expensive (average of $541). 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.

How far ahead should I book a flight from Costa Rica to San Diego?

Booking 9 days in advance of your planned departure date is, on average, the best time to get cheap flights from Costa Rica to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing San Diego

Get insights into the airlines that provide service to San Diego. 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 San Diego. Reviews last updated August 1, 2026.
Read through reviews of airlines operating flights from Costa Rica to San Diego, such as Copa Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.6
Good
1,562 reviews

Food

6.9

Crew

8.1

Overall

7.6

Boarding

7.8

Comfort

7.4

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
Copa Airlines
7.6
Good
1,562 reviews
Copa Airlines
7.6
Good
1,562 reviews

Food

6.9

Crew

8.1

Overall

7.6

Boarding

7.8

Comfort

7.4

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
United Airlines
7.4
Good
10,063 reviews
Copa Airlines
7.6
Good
1,562 reviews

Food

6.9

Crew

8.1

Overall

7.6

Boarding

7.8

Comfort

7.4

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.
American Airlines
7.1
Good
11,847 reviews
Copa Airlines
7.6
Good
1,562 reviews

Food

6.9

Crew

8.1

Overall

7.6

Boarding

7.8

Comfort

7.4

Entertainment

6.8

Reviews

1 / 20
4.0
Okay

Paul,Jun 2025

PTY - MIA

The boarding process was terrible. No one followed the group numbers. Everyone got up and stood in the tiles upon landing. People kept getting up during the meal and beverage service to go the bathrooms, the crew had to go back and forth in the isles, the service took forever.

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Diego from Costa Rica?

    San Diego (SAN) is the airport you will fly into if you book a flight from Costa Rica to San Diego. It is only a 2.6 mi journey from San Diego (SAN) to San Diego’s city center.

  • How long is the flight from Costa Rica to San Diego?

    A quick flight from Costa Rica to San Diego can take about 13h. United Airlines provides one of the quickest options available for as low as $438. Airlines will cover a distance of 2619 mi.

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

    $166 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Copa Airlines and United Airlines, with prices starting from $167 and $169, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Costa Rica to San Diego 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 Costa Rica to San Diego?

    Currently, January is the cheapest month in which you can book a flight from Costa Rica to San Diego (average of $308). Flying from Costa Rica to San Diego in June is currently the most expensive (average of $541). 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

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
El Cajon
National City
Chula Vista
Poway
La Mesa
Coronado
Santee
San Ysidro
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Costa Rica to San Diego

Discover the top 3 airlines that operate flights from Costa Rica to San Diego. 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 August 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$272Average$359FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$296Average$451FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$371Average$513FlexibilityNo cancel feeOn-time71%

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