Cheap flights from California to Colorado from $40

The month of September is, on average, the cheapest month to fly to Colorado from California, with most prices found around $169. The month of May is another great option to travel to Colorado, with average flight prices from California averaging around $187.

The cheapest day to depart from California to Colorado is on a Friday when prices can be found for as low as $269. On the other hand, Sunday is the most expensive day to depart from California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $335.

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $250. In the afternoon is when there is more demand to fly to Colorado, so prices are often more expensive at around $305 per ticket.

Fly from Santa Ana J. Wayne/Orange Cnty to Colorado Springs for the best California - Colorado flight prices

You are more likely to see cheaper flights to Colorado from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $206 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from California for as low as $156 on momondo.

There are 4 cabin classes available to choose from on California 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, Southwest, and Frontier are the most popular carriers operating from California to Colorado

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Colorado from California according to our data. Frontier is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 10 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

As of March 2026, there are 258 flights per day flying from California to Colorado. The most common time of day flights depart is 2:00PM, with 37% of flights taking off at noon.

As of March 2026, 1,811 flights take off from California and land in Colorado each week. The most common flight departure day for this route is Fri, with 18% of weekly flights taking off on this day.