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$195+ 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 8/14. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SAN
ago. 3 — ago. 101
dom. 8/3
dom. 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from San José Juan Santamaria Intl to San Diego are usually found in January or August, booked 81 days in advance, depart on a Thursday or Wednesday and return on a Monday

Cheap 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 julio 29, 2025.

Round-trip from

$270
(American Airlines)

One-way from

$195
(eDestinos)

Popular in

September

Cheapest in

January

Average price

$545
From San José Juan Santamaria Intl to San Diego
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One-way flight from San José Juan Santamaria Intl to San Diego
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Highest demand for flights based on searches. 4% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 julio 29, 2025.

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.
mar. 9/167:27 amSJO - SAN
1 stop16h 09mAmerican Airlines
lun. 9/225:15 pmSAN - SJO
1 stop23h 42mAmerican Airlines
Deal found 7/29$270
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.
vie. 9/511:37 amSJO - SAN
2 stops20h 52mSpirit Airlines
lun. 9/151:35 pmSAN - SJO
2 stops20h 39mSpirit Airlines
Deal found 7/27$355
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/77:30 amSJO - SAN
2 stops24h 59mMultiple Airlines
jue. 9/117:47 pmSAN - SJO
3 stops18h 26mMultiple Airlines
Deal found 7/28$378
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/31:58 amSJO - SAN
2 stops32h 33mAlaska Airlines
mar. 11/118:02 amSAN - SJO
2 stops14h 36mAlaska Airlines
Deal found 7/28$379
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/1010:08 amSJO - SAN
1 stop8h 49mCopa Airlines
vie. 10/319:07 pmSAN - SJO
1 stop10h 58mCopa Airlines
Deal found 7/27$408
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/101:40 pmSJO - SAN
1 stop9h 25mSouthwest
lun. 9/156:30 amSAN - SJO
1 stop11h 25mSouthwest
Deal found 7/28$409

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 julio 29, 2025.
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

mar. 9/16

7:27 am-10:36 pm

1 stop16h 09m

San Diego

lun. 9/22

5:15 pm-5:57 pm

1 stop23h 42m

$270

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

vie. 9/5

11:37 am-7:29 am

2 stops20h 52m

San Diego

lun. 9/15

1:35 pm-11:14 am

2 stops20h 39m

$355

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

dom. 9/7

7:30 am-7:29 am

2 stops24h 59m

San Diego

jue. 9/11

7:47 pm-3:13 pm

3 stops18h 26m

$378

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

vie. 10/10

10:08 am-5:57 pm

1 stop8h 49m

San Diego

vie. 10/31

9:07 pm-9:05 am

1 stop10h 58m

$408

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

mié. 9/10

1:40 pm-10:05 pm

1 stop9h 25m

San Diego

lun. 9/15

6:30 am-6:55 pm

1 stop11h 25m

$409

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

jue. 8/14

11:27 am-11:37 pm

2 stops13h 10m

$195

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

dom. 9/7

7:30 am-7:29 am

2 stops24h 59m

$208

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

vie. 8/22

10:05 am-5:44 pm

1 stop8h 39m

$225

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

mar. 8/12

8:45 am-12:15 am

1 stop16h 30m

$263

San JoséSan Diego

SJO - SAN

SJOSAN

San José Juan Santamaria Intl

lun. 8/11

12:50 am-4:09 pm

2 stops16h 19m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 11 results
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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, San José Province 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 July 25, 2025.

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from San José, San José Province to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from San José, San José Province to San Diego (average of $286). Flying from San José, San José Province to San Diego in March is currently the most expensive (average of $366). 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.

What is the cheapest time of day to fly from SJO to SAN?

Find hourly flight availability from San José to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated julio 29, 2025.

When flying from San José, San José Province to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 25% versus a flight in the evening.

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 julio 29, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Southwest, and Copa 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Copa Airlines
7.5
Good
1,493 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    Currently priced at $270, American Airlines will fly you from San José, San José Province to San Diego and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Spirit Airlines and Copa Airlines - these airlines can fly you to your destination from $355 and $408, respectively. These flights start at 52% lower than the current average price 3 months from now.

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

    The cheapest airlines for a one-way flight from San José, San José Province to San Diego are Spirit Airlines ($195), Copa Airlines ($225), and United Airlines ($263).

  • 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, San José Province to San Diego?

    Currently, August is the cheapest month in which you can book a flight from San José, San José Province to San Diego (average of $286). Flying from San José, San José Province to San Diego in March is currently the most expensive (average of $366). 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
Coronado
Poway
National City
Lemon Grove
Imperial Beach
La Mesa
Alpine
Santee

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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 julio 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$367Average$511FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$451Average$580FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$498Average$603FlexibilityNo cancel feeOn-time63%

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