Cheap flights from Colorado to San Jose from $143

The month of October is, on average, the cheapest month to fly to San Jose, California from Colorado, with most prices found around $353. If you are unable to visit San Jose, California during the month of October, then departing from Colorado during the month December is also very affordable. Most momondo users find prices during this month for around $375.

On average, the least expensive day to fly to San Jose, California from Colorado is on a Thursday. momondo users have found tickets for Thursday departures for as low as $375. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Colorado to San Jose, California for around $585.

The cheapest time of day to fly to San Jose, California is in the morning when flights can be purchased for as low as $413. In the evening is when there is more demand to fly to San Jose, California, so prices are often more expensive at around $497 per ticket.

Fly from Denver Intl to San Jose for the best Colorado - San Jose flight prices

You are more likely to see cheaper flights to San Jose, California from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to San Jose, California for around $415 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Jose, California from Colorado for as low as $262 on momondo.

There are 4 cabin classes available to choose from on Colorado to San Jose, California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Frontier, Southwest, and Delta are the most popular carriers operating from Colorado to San Jose

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to San Jose, California from Colorado according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to San Jose, California. Keep in mind that there are 6 different airlines that fly to San Jose, California on a routine basis, so you have a few additional options to choose from.

As of September 2026, there are 11 flights per day flying from Colorado to San Jose, California. The most common time of day flights depart is 7:00PM, with 38% of flights taking off at noon.

As of September 2026, 81 flights take off from Colorado and land in San Jose, California each week. The most common flight departure day for this route is Mon, with 21% of weekly flights taking off on this day.