Cheap flights from San Jose, California to Colorado from $66

The month of September is, on average, the cheapest month to fly to Colorado from San Jose, California, with most prices found around $209. The month of August is another great option to travel to Colorado, with average flight prices from San Jose, California averaging around $234.

The cheapest day to depart from San Jose, California to Colorado is on a Thursday when prices can be found for as low as $343. On the other hand, Sunday is the most expensive day to depart from San Jose, California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $469.

The cheapest time of day to fly to Colorado is in the afternoon when flights can be purchased for as low as $400. At noon is when there is more demand to fly to Colorado, so prices are often more expensive at around $441 per ticket.

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

You are more likely to see cheaper flights to Colorado from San Jose, California when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $353 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from San Jose, California for as low as $244 on momondo.

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

Alaska Airlines, United Airlines, and Delta are the most popular carriers operating from San Jose to Colorado

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Colorado from San Jose, California according to our data. Frontier is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 8 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

As of April 2026, 9 flights take off from San Jose, California and land in Colorado each day. The most common flight departure time for this route is 6:00AM, with 70% of daily flights taking off at noon.

As of April 2026, 69 flights take off from San Jose, California and land in Colorado each week. The most common flight departure day for this route is Mon, with 25% of weekly flights taking off on this day.