Cheap flights from San Luis Obispo to Colorado from $140

The month of January is, on average, the cheapest month to fly to Colorado from San Luis Obispo, with most prices found around $249. The month of April is another great option to travel to Colorado, with average flight prices from San Luis Obispo averaging around $299.

The cheapest day to depart from San Luis Obispo to Colorado is on a Friday when prices can be found for as low as $460. On the other hand, Monday is the most expensive day to depart from San Luis Obispo because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $625.

The cheapest time of day to fly to Colorado is at noon when flights can be purchased for as low as $454. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $502 per ticket.

Fly from San Luis Obispo County to Denver Intl for the best San Luis Obispo County - Colorado flight prices

You are more likely to see cheaper flights to Colorado from San Luis Obispo when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $351 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from San Luis Obispo for as low as $265 on momondo.

There are 4 cabin classes available to choose from on San Luis Obispo 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 American Airlines are the most popular carriers operating from San Luis Obispo County to Colorado

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to Colorado from San Luis Obispo according to our data. United Airlines is the first choice among our users, with 79% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 5 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

1 flights are operational daily from San Luis Obispo to Colorado as of August 2026. The most popular departure time for this route is 12:00PM, with 58% of flights per day taking off in the afternoon.

As of August 2026, 9 flights take off from San Luis Obispo and land in Colorado each week. The most common flight departure day for this route is Mon, with 22% of weekly flights taking off on this day.