$43 Cheap Flights from San Jose (SJC) to San Diego (SAN)

View $43 flight on Wed, Sep 17, 2025Opens in a new window

Popular airlines from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)

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Today's featured flight deals from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)

Nonstop
Carry-on included
Lower price than typical

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

Prices were available within the past 7 days and start at $43 for one-way flights and $72 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Wed, Nov 12 - Wed, Nov 12
SJC
San Jose
SAN
San Diego
$72 Roundtrip, found 2 days ago
$72
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Wed, Nov 12 from San Jose to San Diego, returning Wed, Nov 12, priced at $72 found 2 days ago
Bargain Flight
Wed, Dec 10 - Sat, Dec 13
SJC
San Jose
SAN
San Diego
$77 Roundtrip, found 3 days ago
$77
Roundtrip
found 3 days ago
Select Bargain Flight flight, departing Wed, Dec 10 from San Jose to San Diego, returning Sat, Dec 13, priced at $77 found 3 days ago
Southwest Airlines
Thu, Dec 11 - Thu, Dec 18
SJC
San Jose
SAN
San Diego
$77 Roundtrip, found 2 days ago
$77
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Thu, Dec 11 from San Jose to San Diego, returning Thu, Dec 18, priced at $77 found 2 days ago
Hawaiian Airlines
Mon, Oct 27 - Thu, Nov 13
SJC
San Jose
SAN
San Diego
$77 Roundtrip, found 3 days ago
$77
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Mon, Oct 27 from San Jose to San Diego, returning Thu, Nov 13, priced at $77 found 3 days ago
Southwest Airlines
Thu, Dec 11 - Thu, Dec 18
SJC
San Jose
SAN
San Diego
$87 Roundtrip, found 2 days ago
$87
Roundtrip
found 2 days ago
Select Southwest Airlines flight, departing Thu, Dec 11 from San Jose to San Diego, returning Thu, Dec 18, priced at $87 found 2 days ago
Alaska Airlines
Wed, Nov 5 - Wed, Nov 5
SJC
San Jose
SAN
San Diego
$92 Roundtrip, found 14 hours ago
$92
Roundtrip
found 14 hours ago
Select Alaska Airlines flight, departing Wed, Nov 5 from San Jose to San Diego, returning Wed, Nov 5, priced at $92 found 14 hours ago
Alaska Airlines
Tue, Nov 18 - Tue, Nov 25
SJC
San Jose
SAN
San Diego
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Alaska Airlines flight, departing Tue, Nov 18 from San Jose to San Diego, returning Tue, Nov 25, priced at $97 just found
Spirit Airlines
Wed, Sep 17 - Wed, Sep 24
SJC
San Jose
SAN
San Diego
$97 Roundtrip, just found
$97
Roundtrip
just found
Select Spirit Airlines flight, departing Wed, Sep 17 from San Jose to San Diego, returning Wed, Sep 24, priced at $97 just found
Spirit Airlines
Thu, Sep 4 - Wed, Sep 17
SJC
San Jose
SAN
San Diego
$100 Roundtrip, found 3 days ago
$100
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Thu, Sep 4 from San Jose to San Diego, returning Wed, Sep 17, priced at $100 found 3 days ago
Alaska Airlines
Sat, Sep 20 - Mon, Sep 22
SJC
San Jose
SAN
San Diego
$102 Roundtrip, just found
$102
Roundtrip
just found
Select Alaska Airlines flight, departing Sat, Sep 20 from San Jose to San Diego, returning Mon, Sep 22, priced at $102 just found

Find the cheapest month to fly from San Jose (SJC) to San Diego (SAN)

October is typically the cheapest month to fly

From $42 - $106 per traveler.

Graph displaying average flight prices per month

Alternative airports near San Diego

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to General Abelardo L. Rodriguez Intl. TIJ. Average driving time to city center is 26 minutes. Flights from $476
TIJ
General Abelardo L. Rodriguez Intl.
Average driving time to city center26 min
Flights from $476
Select flight to McClellan-Palomar CLD. Average driving time to city center is 38 minutes. Flights from $159
CLD
McClellan-Palomar
Average driving time to city center38 min
Flights from $159
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, Southwest Airlines, Spirit Airlines, United
Roundtrip price
$71
Distance
417 mi
Average flight time
1 hour 24 mins

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 November. 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 $43 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?
Snag a cheap one-way flight from $43 or cheap return flight from $72 from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
November is the cheapest month to fly from SJC to SAN. Avoiding peak travel times is often the key to finding better fares.
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 Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN)?
Spirit Airlines and Alaska Airlines are popular airlines offering competitive fares. Don't forget that flight prices from Norman Y. Mineta San Jose Intl. Airport (SJC) to San Diego Intl. Airport (SAN) can vary based on demand, travel dates and how early you book. With Expedia's filter tool, you can easily find a SJC to SAN flight that works with your plans and budget.
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.