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Cheap flights from San Jose to San Diego

SJC — SAN
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from San Jose to San Diego

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 11 September 2025.

Popular in

July

Cheapest in

October

Average price

C$ 157
Highest demand for flights based on searches. 16% potential increase in price (C$ 52 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 10 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Best time to book a flight from San Jose to San Diego

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Jose to San Diego. Price data was last updated on 29 August 2025.

To ensure you get the cheapest price possible for a flight from San Jose to San Diego, you should look to book at least 79 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 Jose to San Diego?

Currently, May is the cheapest month in which you can book a flight from San Jose to San Diego (average of C$ 289). Flying from San Jose to San Diego in November is currently the most expensive (average of C$ 390). 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 SJC to SAN?

Find hourly flight availability from San Jose 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 11 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Jose to San Diego as you normally would.

Related info for your journey

Find useful and relevant information for your journey from San Jose 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 popular is this San Jose to San Diego flight route?

    The San Jose to San Diego flight path was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the most reliable airlines from San Jose to San Diego?

    No one likes to see their flight delayed. When booking a flight from San Jose to San Diego consider choosing SkyWest Airlines (81%), American Airlines (80%) or Alaska Airlines (80%) as they are the most reliable in getting you off to your destination on time.

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

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

  • How can I find direct flights from San Jose 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 Jose to San Diego.

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

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

    Currently, May is the cheapest month in which you can book a flight from San Jose to San Diego (average of C$ 289). Flying from San Jose to San Diego in November is currently the most expensive (average of C$ 390). 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

Travelling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Borrego Springs
El Cajon

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Can Cheapflights find flights from San Jose to San Diego with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from San Jose to San Diego, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from San Jose to San Diego become cheaper?

Of course! You can now track prices for flights from San Jose to San Diego and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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