£44 Find Cheap Flights from San Jose to San Diego – Compare and Save

You can fly nonstop from San Jose to San Diego through Alaska Airlines. The flight starts at the San Jose International Airport and lands at San Diego International Airport. American Airlines also offers a flight through this route, but it includes a stop at Phoenix Sky Harbor International Airport (PHX). Book through KAYAK if you want information about the fastest route.

Free Wi-Fi service is available at San Jose International Airport in the public areas of Terminal A and B. The service includes 24h customer support and offers a free security application that helps to encrypt your connection. On your device, switch on Wi-Fi and find “sjcfreewifi” to connect.

Travelers can use Bank of America ATMs located at the three terminals. In Terminal 1, the ATMs are at the Food Court pre-security and at gate concourses post-security. In Terminal 2, you’ll find the ATMs at the food court near Starbucks and at gate concourses post-security. In Terminal 3, there are machines at the Baggage Claim area pre-security and in gate concourses post-security.

The lost and found office is on the first floor of Terminal 2 West in the baggage claim area. Office hours are 6 am to 11 pm. If you need assistance accessing this area, contact airport support.

Various accessibility services are available throughout the airport to help travelers with mobility impairments. These include TDD Telephones, a courtesy cart, and visual paging monitors. There are Volunteer Airport Ambassadors at the airport to help whenever necessary. Also, you’ll find Airport Traffic Officers at key locations within and outside the terminals to assist individuals with special needs.

Among airlines operating San Jose to San Diego flights:

• Southwest: offers free seat selection
• Alaska Airlines: offers extra legroom; offers free seat selection
• American Airlines: offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

2 airlines operate flights between San Jose and San Diego. The airlines offering direct flights on this route include:

• Southwest
• Alaska Airlines

Flights from San Jose to San Diego usually depart from San Jose (SJC) and arrive at San Diego (SAN).

Here are some options for this route, based on selected ticket types and cabin classes:

• Southwest: a cabin bag and a checked bag in Economy class
• Alaska Airlines: a cabin bag and a checked bag in Economy class
• American Airlines: a cabin bag and a checked bag in Business Class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

Only Economy class is available on flights from San Jose to San Diego.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average £143 return via Denver Intl (DEN), compared with £167 for direct.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £30–£74 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Boeing 737 MAX 8 family is used most often on this route, operated mainly by Southwest. Other aircraft seen on the route include Boeing 737-800 Passenger/BBJ2 (winglets) variants.

One-stop flights from San Jose to San Diego most commonly connect through:

• Las Vegas Harry Reid Intl (LAS) – 48% of one-stop connections
• Los Angeles (LAX) – 29% of one-stop connections
• Denver Intl (DEN) – 16% of one-stop connections
• Phoenix Sky Harbor Intl (PHX) – 3% of one-stop connections

Las Vegas Harry Reid Intl (LAS) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 31% on the San Jose to San Diego route. Tuesday is the cheapest departure day at £138 return on average, while Sunday is the most expensive at £200, a difference of £62. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the San Jose to San Diego route, 22% of flights were delayed in the past 3 months, with delays averaging 1 hour 43 minutes.

Morning is the busiest departure period on San Jose to San Diego flights, with 44% leaving in that window. Evening departures account for 31%, Afternoon flights for 25%, and Night flights for 0%.

Some of the most popular sights in San Diego are San Diego Convention Center, Shelter Island, and SDSU Downtown Gallery. These are among the most viewed places in San Diego on KAYAK.

These are the earliest and latest flight times available from San Jose to San Diego:

• Earliest: departs at 06:00 and lands at 07:30
• Latest: departs at 22:15 and lands at 23:45.

The flight takes about 1h 30m.

Last-minute fares on this route (booked within 2 weeks of departure) run 96% above the route average of £167. Book 25 weeks before departure for the lowest fares.

A direct flight from San Jose to San Diego takes 1h 30m, covering 417 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £86 to £616. That means the highest observed fare was about 7x higher than the lowest one.

One-way fares from San Jose to San Diego are currently lower than usual. Average one-way flight prices are about £60, which is 49% below the typical average for this route.

Alaska Airlines is slightly above the route average for timely arrivals, while Southwest has a lower on-time arrival rate. On-time arrival rates on San Jose to San Diego flights are:

• Alaska Airlines: 82% on time
• Southwest: 76% on time
• Spirit Airlines: 60% on time

On average, flights on this route are punctual 78% of the time.

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Los Angeles (LAX) gives the shortest average 1-stop total travel time of 3h 55m, compared to 4h 07m via Reno (RNO) and 5h 47m via Phoenix Sky Harbor Intl (PHX).

San Diego Airport (SAN) hosts 5 major car hire companies, with daily rates starting from around £10 for economy cars. Top options include:
· Dollar
· Payless
· Europcar
· Thrifty
· Fox

Return flights from San Jose to San Diego range from £117 to £246, with an average of £167 over the past 12 months. Anything below £117 counts as a good deal.

Two airlines offer in-flight Wi-Fi on San Jose to San Diego flights:

• • Alaska Airlines
• • JetBlue