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$240+ Cheap flights from San José (SJO) 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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SAN
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
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Cheap flight deals from San José to San Diego

Cheapest flights from San José to San Diego
Explore the most affordable flight options available from San José to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 8, 2026.

This Copa Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 10/316:05 pm
SJO
-
SAN
1 stop25h 10m
Copa Airlines
Mon 11/910:00 pm
SAN
-
SJO
1 stop8h 19m
Copa Airlines
Deal found 6/8$397
This Avianca deal was found by Cheapflights users on 6/6. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:35 pm
SJO
-
SAN
2 stops17h 42m
Multiple Airlines
Sun 9/272:20 pm
SAN
-
SJO
2 stops17h 10m
Multiple Airlines
Deal found 6/6$398
This United Airlines deal was found by Cheapflights users on 6/5. 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 7/238:45 am
SJO
-
SAN
1 stop16h 45m
United Airlines
Thu 7/3010:13 am
SAN
-
SJO
1 stop11h 26m
United Airlines
Deal found 6/5$400
This United Airlines deal was found by Cheapflights users on 6/8. 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 10/71:25 pm
SJO
-
SAN
1 stop9h 00m
United Airlines
Sat 10/177:41 pm
SAN
-
SJO
1 stop10h 34m
United Airlines
Deal found 6/8$409
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Mon 12/2112:34 am
SJO
-
SAN
1 stop17h 14m
American Airlines
Wed 1/610:45 pm
SAN
-
SJO
1 stop11h 53m
American Airlines
Deal found 6/3$412
This United Airlines deal was found by Cheapflights users on 6/8. 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.
Sat 10/3111:35 am
SJO
-
SAN
2 stops11h 53m
United Airlines
Mon 11/97:41 pm
SAN
-
SJO
1 stop10h 51m
United Airlines
Deal found 6/8$414
This Copa Airlines deal was found by Cheapflights users on 6/4. 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.
Mon 8/2410:03 am
SJO
-
SAN
1 stop9h 27m
Copa Airlines
Mon 8/3110:00 pm
SAN
-
SJO
1 stop17h 49m
Copa Airlines
Deal found 6/4$418
This United Airlines deal was found by Cheapflights users on 6/3. 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 7/18:45 am
SJO
-
SAN
1 stop26h 14m
United Airlines
Wed 7/84:09 pm
SAN
-
SJO
1 stop14h 06m
United Airlines
Deal found 6/3$421
This United Airlines deal was found by Cheapflights users on 6/8. 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 6/177:55 am
SJO
-
SAN
1 stop10h 46m
United Airlines
Sat 6/278:44 pm
SAN
-
SJO
1 stop7h 46m
United Airlines
Deal found 6/8$430
This United Airlines deal was found by Cheapflights users on 6/4. 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 7/157:55 am
SJO
-
SAN
1 stop10h 46m
United Airlines
Thu 7/3011:01 am
SAN
-
SJO
1 stop19h 14m
United Airlines
Deal found 6/4$432
This United Airlines deal was found by Cheapflights users on 6/4. 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 10/107:55 am
SJO
-
SAN
2 stops25h 48m
United Airlines
Wed 10/1412:40 pm
SAN
-
SJO
1 stop17h 35m
United Airlines
Deal found 6/4$435

Find flight deals from San José to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$397
(Copa Airlines)

One-way from

$240
(United Airlines)

Popular in

July

Cheapest in

January

Average price

$519
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 San José Juan Santamaria Intl to San Diego
Search Deals
One-way flight from San José Juan Santamaria Intl to San Diego
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San José 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 June 8, 2026.
Use the filters below to find and compare flights from San José 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

Wed 7/1

8:45 am-9:59 am

1 stop26h 14m

San Diego

Wed 7/8

4:09 pm-7:15 am

1 stop14h 06m

$421

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Mon 8/24

10:03 am-6:30 pm

1 stop9h 27m

San Diego

Mon 8/31

10:00 pm-4:49 pm

1 stop17h 49m

$429

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sat 7/25

6:00 am-8:01 pm

1 stop15h 01m

San Diego

Sun 8/2

5:30 pm-10:11 am

1 stop15h 41m

$430

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 6/17

8:45 am-10:49 pm

1 stop15h 04m

San Diego

Sat 6/27

8:44 pm-5:30 am

1 stop7h 46m

$430

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Thu 7/16

11:13 am-7:50 pm

1 stop9h 37m

San Diego

Thu 7/30

1:39 pm-10:11 am

2 stops19h 32m

$432

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Thu 7/16

4:08 am-6:30 pm

1 stop15h 22m

San Diego

Wed 7/22

10:00 pm-8:21 am

1 stop9h 21m

$439

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 6/17

8:45 am-8:53 pm

1 stop13h 08m

San Diego

Tue 6/30

4:09 pm-10:11 am

2 stops17h 02m

$492
Quickest round-trip

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sat 8/22

8:45 am-6:35 pm

1 stop10h 50m

San Diego

Sat 9/5

6:28 pm-7:15 am

1 stop11h 47m

$527

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Tue 7/21

8:45 am-12:31 am

1 stop16h 46m

San Diego

Sun 7/26

6:15 am-10:11 am

1 stop26h 56m

$540

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Mon 6/22

7:55 am-9:24 pm

1 stop14h 29m

San Diego

Fri 6/26

6:55 pm-9:15 pm

1 stop25h 20m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from San José to San Diego

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San José to San Diego in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San José-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San José-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San José-San Diego flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San José-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San José-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San José to San Diego

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

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

To ensure you get the cheapest price possible for a flight from San José to San Diego, you should look to book at least 39 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from San José to San Diego (average of $308). Flying from San José to San Diego in June is currently the most expensive (average of $564). 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 much does it cost to fly round-trip from San José to San Diego?

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 June 8, 2026.
Get a feel of what it's like to fly with Copa Airlines,United Airlines, andAmerican Airlines from San José to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Copa Airlines
7.5
Good
1,568 reviews

Overall

7.5

Entertainment

6.8

Food

6.9

Comfort

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
Copa Airlines
7.5
Good
1,568 reviews
Copa Airlines
7.5
Good
1,568 reviews

Overall

7.5

Entertainment

6.8

Food

6.9

Comfort

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
United Airlines
7.4
Good
9,780 reviews
Copa Airlines
7.5
Good
1,568 reviews

Overall

7.5

Entertainment

6.8

Food

6.9

Comfort

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines
American Airlines
7.1
Good
11,640 reviews
Copa Airlines
7.5
Good
1,568 reviews

Overall

7.5

Entertainment

6.8

Food

6.9

Comfort

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Apr 2026

LIM - PTY

Fast boarding, polite and helpful staff. Lowest cost across all airlines

Related info for your journey

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

  • How long is the flight from San José to San Diego?

    A quick flight from San José to San Diego can take about 9h 27m. United Airlines provides one of the quickest options available for as low as $429. Airlines will cover a distance of 2619 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from San José to San Diego round-trip?

    According to our current data, Copa Airlines ($272), United Airlines ($296), and American Airlines ($371) offers the cheapest pricing from San José to San Diego. You may be able to fly from San José to San Diego for 33% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $166 on Southwest. Other airlines that offer cheap prices include United Airlines from $167 and Copa Airlines from $167 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San José 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 San José to San Diego?

    Currently, January is the cheapest month in which you can book a flight from San José to San Diego (average of $308). Flying from San José to San Diego in June is currently the most expensive (average of $564). 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
Poway
Coronado
La Mesa
Santee
Julian
Lemon Grove

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from San José to San Diego

Discover the top 3 airlines that operate flights from San José 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 June 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$272Average$352FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$296Average$448FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$371Average$505FlexibilityNo cancel feeOn-time71%

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