Cheap Spirit Airlines flights Denver (DEN) to San Jose (SJC)

Use the “Price (lowest to highest)” filter on Expedia to look for cheap Spirit Airlines return flights from DEN to SJC. Affordable one-way fares are available too.**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.

Look for round-trip or one-way flights to San Jose in April or November. You could find a cheap fare with Spirit Airlines during these off-peak travel months.

To find cheap Spirit Airlines fares from Denver Intl. Airport (DEN) to Norman Y. Mineta San Jose Intl. Airport (SJC), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the price you pay. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**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.

Use the “Nonstop” filter when searching for direct Spirit Airlines flights from DEN to SJC. It’s also an easy way to compare other airlines offering the same nonstop journey.

To find the earliest departure from DEN to SJC with Spirit Airlines, filter your results by “Morning” and “Early Morning.” Choosing an early flight usually means you’ll experience fewer cancellations.**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.

Norman Y. Mineta San Jose Intl. Airport (SJC) is the main San Jose gateway for Spirit Airlines flights from Denver Intl. Airport (DEN).

With a rewarding loyalty program, Spirit Airlines is a top pick for many passengers journeying from DEN to SJC. Plus, as a Free Spirit and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

It’s generally possible to modify or cancel your flight, although there may be additional charges if you made your booking over 24 hours ago. Need flexible options? Use Expedia’s “Changes included” or “No cancel fee” filter to find flights that won’t charge extra if you need to adjust your plans. To modify your booking, head to “Trips,” select your flight and click on “Manage Booking” for further information.