Cheap flights from San Jose, California to San Diego
SJC — SAN
15 May — 22 May1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Jose to San Diego are usually found in September or June, booked 79 days in advance, depart on a Monday or Wednesday and return on a Monday
Find 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 15 April 2026.
Popular in
March
Cheapest in
September
Average price
₹ 20,513
Good one-way deal
₹ 7,945 or less
Highest demand for flights based on searches. 11% potential increase in price (₹ 246,262 potential increase over avg. return price).
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.
SJC-SAN
Estimated return 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
Prices
Airlines
Delays
How far ahead should I book a flight from San Jose, California to San Diego?
Use this chart to determine the optimal time to book a return flight from San Jose to San Diego. Price data was last updated on 10 April 2026.
The price you pay for your flight from San Jose, California to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 79 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from San Jose, California to San Diego?
Currently, May is the cheapest month in which you can book a flight from San Jose, California to San Diego (average of ₹ 3,077). Flying from San Jose, California to San Diego in January is currently the most expensive (average of ₹ 7,832). 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 15 April 2026.
When flying from San Jose, California 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 65% versus a flight in the evening.
Weekly flight availability from San Jose, California to San Diego
Explore weekly flight availability from San Jose to San Diego. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 April 2026.
The most flights from SJC to SAN are scheduled on a Monday (32 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).
How often are flights from San Jose to San Diego delayed?
About 18% of weekly flights between San Jose and San Diego have experienced delays in the past year, with the average delay time being 103 minutes.
What is the most punctual flight time for San Jose to San Diego flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Jose to San Diego flights?
Over the past year, Alaska Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.
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, California to San Diego flight route?
The San Jose to San Diego flight path was viewed by 2 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, California to San Diego?
No one likes to see their flight delayed. When booking a flight from San Jose, California to San Diego consider choosing Horizon Air(83%), American Airlines(81%) or Hawaiian 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 holiday 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, California to San Diego?
Currently, May is the cheapest month in which you can book a flight from San Jose, California to San Diego (average of ₹ 3,077). Flying from San Jose, California to San Diego in January is currently the most expensive (average of ₹ 7,832). 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.
Explore flights to San Diego departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 15 April 2026.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from San Jose to San Diego?
Cheapflights helps you search for flights from San Jose to San Diego via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from San Jose to San Diego?
Cheapflights helps you find that perfect flight to San Diego from San Jose by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!
Can Cheapflights find flights from San Jose to San Diego with no change fees?
Need flexible booking options for your flight to San Diego from San Jose? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from San Jose to San Diego become cheaper?
Not ready to book yet? You can track prices for flights from San Jose to San Diego on Cheapflights with our Price Alert feature and get notified when better prices are available.
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