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$180+ 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 2/26. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SAN
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
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 January 26, 2026.

This Copa Airlines deal was found by Cheapflights users on 1/25. 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 2/205:50 am
SJO
-
SAN
1 stop13h 23m
Copa Airlines
Fri 3/68:18 pm
SAN
-
SJO
1 stop15h 35m
Copa Airlines
Deal found 1/25$310
This United Airlines deal was found by Cheapflights users on 1/24. 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 2/58:45 am
SJO
-
SAN
1 stop9h 51m
United Airlines
Sat 5/166:05 pm
SAN
-
SJO
1 stop10h 25m
United Airlines
Deal found 1/24$313
This Copa Airlines deal was found by Cheapflights users on 1/26. 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 3/48:11 am
SJO
-
SAN
1 stop11h 03m
Copa Airlines
Wed 3/119:18 pm
SAN
-
SJO
2 stops18h 28m
Copa Airlines
Deal found 1/26$315
This Copa Airlines deal was found by Cheapflights users on 1/26. 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 4/810:04 am
SJO
-
SAN
1 stop9h 26m
Copa Airlines
Sun 4/129:18 pm
SAN
-
SJO
1 stop10h 02m
Copa Airlines
Deal found 1/26$321
This United Airlines deal was found by Cheapflights users on 1/26. 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 4/227:55 am
SJO
-
SAN
2 stops13h 17m
United Airlines
Fri 5/18:45 pm
SAN
-
SJO
2 stops14h 36m
United Airlines
Deal found 1/26$324
This United Airlines deal was found by Cheapflights users on 1/24. 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 3/52:05 pm
SJO
-
SAN
2 stops31h 43m
United Airlines
Wed 3/115:50 pm
SAN
-
SJO
1 stop24h 49m
United Airlines
Deal found 1/24$330
This United Airlines deal was found by Cheapflights users on 1/24. 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.
Tue 7/2111:13 am
SJO
-
SAN
1 stop11h 40m
United Airlines
Tue 7/285:42 pm
SAN
-
SJO
1 stop17h 44m
United Airlines
Deal found 1/24$333
This United Airlines deal was found by Cheapflights users on 1/24. 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 2/52:20 pm
SJO
-
SAN
2 stops11h 22m
United Airlines
Thu 5/146:05 pm
SAN
-
SJO
2 stops17h 16m
United Airlines
Deal found 1/24$334
This United Airlines deal was found by Cheapflights users on 1/26. 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 4/2311:13 am
SJO
-
SAN
2 stops22h 31m
United Airlines
Thu 4/306:15 am
SAN
-
SJO
1 stop12h 22m
United Airlines
Deal found 1/26$338
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/192:20 pm
SJO
-
SAN
1 stop30h 13m
United Airlines
Mon 2/2310:30 am
SAN
-
SJO
1 stop8h 09m
United Airlines
Deal found 1/26$339
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Tue 4/218:45 am
SJO
-
SAN
1 stop16h 44m
United Airlines
Wed 4/2910:23 am
SAN
-
SJO
1 stop8h 14m
United Airlines
Deal found 1/26$341

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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$310
(Copa Airlines)

One-way from

$180
(United Airlines)

Popular in

June

Cheapest in

February

Average price

$310
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. 17% potential increase in price ($93 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 January 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 January 26, 2026.
Use the filters below to find and compare flights from San José to San Diego that are best for you.

Fly from

San José

Fly to

San Diego

Route

Depart

Return

Price

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 3/11

10:08 am-6:14 pm

1 stop9h 06m

San Diego

Wed 3/18

9:18 pm-7:05 am

1 stop8h 47m

$310

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Tue 2/24

4:09 am-5:13 pm

1 stop15h 04m

San Diego

Fri 3/6

8:18 pm-7:05 am

1 stop8h 47m

$310

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sat 2/7

8:45 am-12:15 am

2 stops17h 30m

San Diego

Fri 5/15

6:05 pm-5:30 am

1 stop10h 25m

$313

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Wed 3/11

5:30 am-8:18 pm

1 stop15h 48m

San Diego

Wed 3/18

8:50 pm-9:32 pm

2 stops23h 42m

$313

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sun 2/8

8:45 am-9:56 pm

1 stop15h 11m

San Diego

Mon 2/23

10:30 am-8:39 pm

1 stop8h 09m

$313

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Thu 2/19

12:35 pm-10:00 pm

1 stop11h 25m

San Diego

Mon 2/23

3:40 pm-8:39 pm

1 stop26h 59m

$313

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Thu 2/5

8:45 am-9:56 pm

1 stop15h 11m

San Diego

Wed 2/25

8:00 am-8:39 pm

1 stop10h 39m

$313

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Thu 2/5

6:30 am-4:36 pm

1 stop12h 06m

San Diego

Fri 5/15

8:45 pm-5:30 am

1 stop7h 45m

$313

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Thu 2/5

9:40 am-6:44 pm

1 stop11h 04m

San Diego

Mon 2/23

8:00 am-8:39 pm

1 stop10h 39m

$313

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

Sun 2/8

6:40 am-7:54 pm

1 stop15h 14m

San Diego

Fri 5/15

6:05 pm-5:30 am

1 stop10h 25m

$313

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/25

Showing 1-10 of 18 results
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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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?

Use this chart to determine the optimal time to book a round-trip flight from San José to San Diego. Price data was last updated on January 23, 2026.

To ensure you get the cheapest price possible for a flight from San José to San Diego, you should look to book at least 62 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, August is the cheapest month in which you can book a flight from San José to San Diego (average of $215). Flying from San José to San Diego in June is currently the most expensive (average of $328). 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 January 26, 2026.
Get a feel of what it's like to fly with Copa Airlines, United Airlines, and American 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
7.6
Good
1,558 reviews

Crew

8.1

Boarding

7.8

Overall

7.6

Comfort

7.4

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
Copa Airlines
7.6
Good
1,558 reviews
Copa Airlines
7.6
Good
1,558 reviews

Crew

8.1

Boarding

7.8

Overall

7.6

Comfort

7.4

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
United Airlines
7.4
Good
9,198 reviews
Copa Airlines
7.6
Good
1,558 reviews

Crew

8.1

Boarding

7.8

Overall

7.6

Comfort

7.4

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it
American Airlines
7.2
Good
11,189 reviews
Copa Airlines
7.6
Good
1,558 reviews

Crew

8.1

Boarding

7.8

Overall

7.6

Comfort

7.4

Food

6.8

Entertainment

6.8

Reviews

1 / 20
2.0
Mediocre

Maria,Dec 2025

PTY - SLA

Old plain no entertainment , no outlet for cell or computer! And online they said you have all that! Almost 6 hrs looking to the floor..terrible expirencw and I pay a lot of money for it

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 06m. Copa Airlines provides one of the quickest options available for as low as $310. 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 36% 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 Copa Airlines from $167 and United Airlines from $169 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, August is the cheapest month in which you can book a flight from San José to San Diego (average of $215). Flying from San José to San Diego in June is currently the most expensive (average of $328). 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

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Alternative routes for San José to San Diego

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 26, 2026.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$272Average$344FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$296Average$494FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$371Average$502FlexibilityNo cancel feeOn-time71%

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