Cheap flights from Colorado to San Luis Obispo from $140

In general, February is the cheapest month to fly from Colorado to San Luis Obispo. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $265. The month of December is another great option to travel to San Luis Obispo, with average flight prices from Colorado averaging around $307.

On average, the least expensive day to fly to San Luis Obispo from Colorado is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $314. 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 Luis Obispo for around $434.

Flying to San Luis Obispo from Colorado in the evening is the least expensive time of day to depart. momondo users have found prices as low as $325 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $457 on average. Flights to San Luis Obispo from Colorado in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

You are more likely to see cheaper flights to San Luis Obispo from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to San Luis Obispo for around $376 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Luis Obispo from Colorado for as low as $262 on momondo.

There are 4 cabin classes available to choose from on Colorado to San Luis Obispo 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 Colorado to San Luis Obispo County

United Airlines, American Airlines and Southwest are the top three most popular airlines that fly to San Luis Obispo from Colorado 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 San Luis Obispo. Keep in mind that there are 5 different airlines that fly to San Luis Obispo on a routine basis, so you have a few additional options to choose from.

As of August 2026, there are 5 flights per week flying from Colorado to San Luis Obispo. The most common day of the week flights depart is Fri, with 40% of flights taking off on this day.

Flight times vary depending on what airport in Colorado you fly out of and what airport in San Luis Obispo you fly into. For example, flying from Denver to Santa Barbara takes 2h 35m on average. On the other hand, flying from Colorado Springs to Santa Barbara takes 4h 46m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.