$49 Cheap Southwest Airlines flights San Diego (SAN) to San Jose (SJC)

You'll find cheap round-trip Southwest Airlines flights from $87 from SAN to SJC by filtering your results from "Price (lowest to highest)" on Expedia. Or look for deals from $49 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Begin your search one to three months ahead of your travel date to get cheap fares on Southwest Airlines flights from San Diego Intl. Airport (SAN) to Norman Y. Mineta San Jose Intl. Airport (SJC). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic journeys.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The earliest Southwest Airlines flight from SAN to SJC departs at 6:35AM UTC-8, arriving at 8:05AM UTC-8. If you prefer to head off later in the day, the last Southwest Airlines flight leaves SAN at 8:00PM UTC-8 and lands at SJC at 9:30PM UTC-8. Flying early is generally a wise choice as morning flights are less likely to be canceled.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.