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$170+ 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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SAN
Feb 9 — Feb 161
Mon 2/9
Mon 2/16
1 adult, Economy
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Cheap 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 January 10, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$289
(Copa Airlines)

One-way from

$170
(United Airlines)

Popular in

April

Cheapest in

January

Average price

$305
Provider with most accurate pricing for San José Juan Santamaria Intl-San Diego flight deals.
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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-San Diego flights.
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From Costa Rica to San Diego
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One-way flight from Costa Rica to San Diego
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Highest demand for flights based on searches. 19% potential increase in price ($104 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 January 10, 2026.

This Copa Airlines deal was found by Cheapflights users on 1/10. 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.
Tue 2/244:09 amSJO - SAN
1 stop15h 04mCopa Airlines
Fri 3/68:18 pmSAN - SJO
1 stop11h 41mCopa Airlines
Deal found 1/10$289
This United Airlines deal was found by Cheapflights users on 1/8. 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 1/219:40 amSJO - SAN
1 stop11h 04mUnited Airlines
Thu 1/226:55 pmSAN - SJO
1 stop25h 05mUnited Airlines
Deal found 1/8$292
This Copa Airlines deal was found by Cheapflights users on 1/9. 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 2/18:11 amSJO - SAN
1 stop11h 02mCopa Airlines
Sun 2/88:17 pmSAN - SJO
3 stops18h 29mCopa Airlines
Deal found 1/9$294
This Copa Airlines deal was found by Cheapflights users on 1/7. 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.
Fri 4/1710:04 amSJO - SAN
1 stop9h 26mCopa Airlines
Wed 4/229:18 pmSAN - SJO
1 stop8h 53mCopa Airlines
Deal found 1/7$300
This United Airlines deal was found by Cheapflights users on 1/7. 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.
Fri 4/177:55 amSJO - SAN
1 stop13h 10mUnited Airlines
Wed 4/2211:01 amSAN - SJO
2 stops22h 10mUnited Airlines
Deal found 1/7$303
This Copa Airlines deal was found by Cheapflights users on 1/8. 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.
Wed 4/18:13 amSJO - SAN
1 stop11h 17mCopa Airlines
Sun 4/59:18 pmSAN - SJO
3 stops18h 30mCopa Airlines
Deal found 1/8$305
This United Airlines deal was found by Cheapflights users on 1/9. 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.
Thu 4/238:45 amSJO - SAN
1 stop16h 44mUnited Airlines
Thu 4/306:15 amSAN - SJO
1 stop12h 22mUnited Airlines
Deal found 1/9$312
This United Airlines deal was found by Cheapflights users on 1/9. 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.
Sun 1/186:30 amSJO - SAN
1 stop14h 06mUnited Airlines
Fri 1/237:52 pmSAN - SJO
2 stops15h 04mUnited Airlines
Deal found 1/9$313
This Kiwi.com deal was found by Cheapflights users on 1/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/246:08 pmSJO - SAN
1 stop25h 05mCopa Airlines
Fri 2/278:17 pmSAN - SJO
1 stop10h 49mCopa Airlines
Deal found 1/8$314
This United Airlines deal was found by Cheapflights users on 1/8. 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 7/2012:30 amSJO - SAN
2 stops24h 14mUnited Airlines
Tue 7/2812:20 pmSAN - SJO
1 stop17h 55mUnited Airlines
Deal found 1/8$317
This United Airlines deal was found by Cheapflights users on 1/8. 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.
Thu 7/1612:30 amSJO - SAN
1 stop20h 27mUnited Airlines
Sat 7/258:50 pmSAN - SJO
1 stop7h 40mUnited Airlines
Deal found 1/8$326
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/811:20 amLIR - SAN
2 stops22h 35mAlaska Airlines
Mon 5/119:59 pmSAN - LIR
2 stops31h 21mAlaska Airlines
Deal found 1/8$464

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 January 10, 2026.
Use the filters below to find and compare flights from Costa Rica to San Diego that are best for you.

Fly from

Costa Rica

Fly to

San Diego

Route

Depart

Return

Price

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sun 2/1

5:50 am-5:13 pm

1 stop13h 23m

San Diego

Sun 2/8

8:17 pm-7:06 am

1 stop8h 49m

$289

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 2/25

5:50 am-5:13 pm

1 stop13h 23m

San Diego

Fri 3/6

8:18 pm-7:05 am

1 stop8h 47m

$289

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Thu 1/22

9:40 am-12:49 pm

1 stop29h 09m

San Diego

Sun 1/25

4:47 pm-12:56 pm

1 stop18h 09m

$292

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Mon 2/9

6:30 am-11:05 am

1 stop30h 35m

San Diego

Mon 2/16

6:10 pm-6:16 pm

2 stops22h 06m

$292

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sun 2/1

6:30 am-9:56 pm

1 stop17h 26m

San Diego

Sun 2/8

11:08 am-12:56 pm

2 stops23h 48m

$292

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Mon 2/2

2:05 pm-9:40 am

1 stop21h 35m

San Diego

Fri 2/6

6:15 am-8:32 am

1 stop24h 17m

$292

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 1/21

9:40 am-8:37 am

1 stop24h 57m

San Diego

Sat 1/24

10:26 am-8:39 pm

1 stop8h 13m

$292

LiberiaSan Diego

LIR - SAN

LIRSAN

Liberia

Fri 5/8

11:20 am-8:55 am

2 stops22h 35m

San Diego

Mon 5/11

9:59 pm-6:20 am

2 stops31h 21m

$464

LiberiaSan Diego

LIR - SAN

LIRSAN

Liberia

Fri 5/8

11:49 am-9:12 pm

1 stop10h 23m

San Diego

Mon 5/11

5:00 pm-12:10 pm

1 stop18h 10m

$481

LiberiaSan Diego

LIR - SAN

LIRSAN

Liberia

Mon 2/23

7:08 pm-4:30 pm

2 stops23h 22m

San Diego

Mon 3/2

9:10 pm-12:55 pm

1 stop13h 45m

$528

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 27 results
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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, August is the cheapest month in which you can book a flight from Costa Rica to San Diego (average of $215). Flying from Costa Rica to San Diego in June is currently the most expensive (average of $327). 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.

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 January 10, 2026.
Read through reviews of airlines operating flights from Costa Rica to San Diego, such as Copa Airlines, United Airlines, and American 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

Boarding

7.8

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
Copa Airlines
7.6
Good
1,562 reviews
Copa Airlines
7.6
Good
1,562 reviews

Boarding

7.8

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
United Airlines
7.4
Good
9,144 reviews
Copa Airlines
7.6
Good
1,562 reviews

Boarding

7.8

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.
American Airlines
7.2
Good
11,100 reviews
Copa Airlines
7.6
Good
1,562 reviews

Boarding

7.8

Overall

7.6

Entertainment

6.8

Food

6.8

Comfort

7.4

Crew

8.1

Reviews

1 / 20
2.0
Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

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 23m. Copa Airlines provides one of the quickest options available for as low as $289. Airlines will cover a distance of 2619 mi. This flight may include one or multiple stops.

  • 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 United Airlines. You may also be able to find cheap deals on Southwest and Copa Airlines, with prices starting from $166 and $167, 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, August is the cheapest month in which you can book a flight from Costa Rica to San Diego (average of $215). Flying from Costa Rica to San Diego in June is currently the most expensive (average of $327). 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
Chula Vista
National City
Coronado
La Mesa
Poway
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 January 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$272Average$343FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$296Average$485FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$371Average$505FlexibilityNo cancel feeOn-time71%

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