$32 Cheap Flights from San Jose (SJC) to San Diego (SAN)

View $32 flight on Sat, Jun 7, 2025Opens in a new window

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Find available prices by choosing your travel dates.

Cheap Flights from San Jose to San Diego (SJC-SAN)

Prices were available within the past 7 days and start at $32 for one-way flights and $64 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Thu, May 29 - Sat, Jun 7
SJC
San Jose
SAN
San Diego
$64 Roundtrip, just found
$64
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, May 29 from San Jose to San Diego, returning Sat, Jun 7, priced at $64 just found
Spirit Airlines
Sat, May 31 - Mon, Jun 2
SJC
San Jose
SAN
San Diego
$76 Roundtrip, just found
$76
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, May 31 from San Jose to San Diego, returning Mon, Jun 2, priced at $76 just found
Spirit Airlines
Mon, May 19 - Wed, May 28
SJC
San Jose
SAN
San Diego
$79 Roundtrip, just found
$79
Roundtrip
just found
Select Spirit Airlines flight, departing Mon, May 19 from San Jose to San Diego, returning Wed, May 28, priced at $79 just found
Spirit Airlines
Sat, May 31 - Wed, Jun 4
SJC
San Jose
SAN
San Diego
$81 Roundtrip, just found
$81
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, May 31 from San Jose to San Diego, returning Wed, Jun 4, priced at $81 just found
Southwest Airlines
Thu, May 22 - Thu, May 29
SJC
San Jose
SAN
San Diego
$83 Roundtrip, found 4 hours ago
$83
Roundtrip
found 4 hours ago
Select Southwest Airlines flight, departing Thu, May 22 from San Jose to San Diego, returning Thu, May 29, priced at $83 found 4 hours ago
Spirit Airlines
Thu, Jun 5 - Sat, Jun 7
SJC
San Jose
SAN
San Diego
$85 Roundtrip, just found
$85
Roundtrip
just found
Select Spirit Airlines flight, departing Thu, Jun 5 from San Jose to San Diego, returning Sat, Jun 7, priced at $85 just found
Spirit Airlines
Sat, May 24 - Sun, May 25
SJC
San Jose
SAN
San Diego
$88 Roundtrip, just found
$88
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, May 24 from San Jose to San Diego, returning Sun, May 25, priced at $88 just found
Alaska Airlines
Sat, May 31 - Wed, Jun 4
SJC
San Jose
SAN
San Diego
$107 Roundtrip, just found
$107
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, May 31 from San Jose to San Diego, returning Wed, Jun 4, priced at $107 just found
American Airlines
Fri, Jun 20 - Mon, Jun 23
SJC
San Jose
CLD
Carlsbad
$159 Roundtrip, just found
$159
Roundtrip
just found
Select American Airlines flight, departing Fri, Jun 20 from San Jose to Carlsbad, returning Mon, Jun 23, priced at $159 just found
Frontier Airlines
Thu, Jun 5 - Thu, Jun 12
SJC
San Jose
SAN
San Diego
$220 Roundtrip, found 4 hours ago
$220
Roundtrip
found 4 hours ago
Select Frontier Airlines flight, departing Thu, Jun 5 from San Jose to San Diego, returning Thu, Jun 12, priced at $220 found 4 hours ago
Flights from San Jose (SJC) to San Diego (SAN)
Origin airport
Norman Y. Mineta San Jose Intl.
Destination airport
San Diego Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$64
Distance
417 mi

San Jose to San Diego Flights

The cheapest times to fly from San Jose to San Diego

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Jose to San Diego are during the month of May. You can find some of the cheapest flights from San Jose to San Diego with Expedia's search tool and vast selection of airlines.

The best time to book a flight from San Jose to San Diego

Sunday is one of the best days to book for cheap flights from San Jose to San Diego: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from San Jose to San Diego

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Jose to San Diego in 2025. You can also book with separate airlines for your outbound and return journeys, from $32 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Jose to San Diego flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Jose to San Diego airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How much does a flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN) cost?
You can land cheap return fares from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN) starting at $64. Grab a seat and get ready to go. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Spirit Airlines flight leaving SJC on May 19 2025 and touching down at SAN. The price was last updated on April 22 2025 and has not changed since.
What is the cheapest month to fly from SJC to SAN?
The cheapest flights from SJC to SAN are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
Enjoy a seamless journey to San Diego Intl. Airport (SAN). 3 carriers offer direct routes from Norman Y. Mineta San Jose Intl. Airport (SJC), including:

  • Southwest Airlines
  • Alaska Airlines
  • Spirit Airlines

What is the cheapest airline that flies from SJC to SAN?
Right now, the cheapest airline offering one-way flights from SJC to SAN is Spirit Airlines. You can jet off on this route from $32. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SJC on June 9 2025. Prices were last updated on April 22 2025 and have not changed since.
How many flights per day from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
Daily, an average of 13 nonstop flights operate from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN). Choose the departure time that best suits your plans.
What are the most popular departure times for flights from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
More people fly between SJC and SAN at 10 AM than at any other time of day. Rather skip the crowds? Pick a flight outside the busiest times and it’s possible you’ll save on your fare as well.
What day of the week has the most flights from SJC to SAN?
If you fly on a Friday, you’ll get the largest range of choices for flights from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN).
What is the earliest flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
Hop on the earliest flight at around 6:15AM UTC-8, departing from Norman Y. Mineta San Jose Intl. Airport (SJC). You’ll be traveling for about 1h 25m, touching down at San Diego Intl. Airport (SAN) at approximately 7:40AM UTC-8.
How long does it take to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
Flights from SJC to SAN have an average travel time of 1 hour and 23 minutes. The total distance between these two airports is 420 mi.
What airline has the least delays from SJC to SAN?
Alaska Airlines has the best performance for on-time direct flights from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN), with an on-time score of 87%. Use the Expedia App to view your flight status before you leave and get immediate updates about any trip changes.
What is the best time to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
To avoid possible delays on the Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN) route, fly before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
What airports do you fly into for San Diego from Norman Y. Mineta San Jose Intl. Airport (SJC)?
Browse your flight options from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN). This is the only San Diego airport you can land at if you’re taking a direct flight.
Is it cheaper to buy a plane ticket from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN) last-minute?
Last-minute fares from SJC to SAN are generally more expensive. To secure the best rates, start looking for flights early. That said, if you can play around with your travel dates, you may land a cheap fare right before you leave.
Is it cheaper to book a SJC to SAN flight and hotel package?
You’ll generally save money by booking a SJC to SAN flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. Once you’ve chosen your preferred flights and accommodations, you can add extras such as tours, activities and car rentals.
Can I cancel or change the date of my flight from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
If you booked your SJC to SAN flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

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*Available to One Key members.