Cheap flights from Phoenix Sky Harbor Intl Airport to San Luis Obispo from $150

In general, January is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to San Luis Obispo. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $375. The month of April is another great option to travel to San Luis Obispo, with average flight prices from Phoenix Sky Harbor Intl Airport averaging around $379.

On average, the least expensive day to fly to San Luis Obispo from Phoenix Sky Harbor Intl Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $412. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Phoenix Sky Harbor Intl Airport to San Luis Obispo for around $893.

Flying to San Luis Obispo from Phoenix Sky Harbor Intl Airport at noon is the least expensive time of day to depart. momondo users have found prices as low as $415 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $449 on average. Flights to San Luis Obispo from Phoenix Sky Harbor Intl Airport in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Fly from Phoenix Sky Harbor Intl to San Luis Obispo County for the best Phoenix Sky Harbor Intl - San Luis Obispo County flight prices

You are more likely to see cheaper flights to San Luis Obispo from Phoenix Sky Harbor Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to San Luis Obispo for around $430 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 Phoenix Sky Harbor Intl Airport for as low as $313 on momondo.

There is only 1 cabin class available to choose from on Phoenix Sky Harbor Intl Airport 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.

You could potentially save up to 58% on your flight if you consider stops on a Phoenix Sky Harbor Intl Airport to San Luis Obispo flight.

As of August 2026, prices for Phoenix Sky Harbor Intl Airport to San Luis Obispo flights are approximately 65% more expensive when compared to flights at the same time last year.

Alaska Airlines is the most popular carrier operating from Phoenix Sky Harbor Intl to San Luis Obispo County

American Airlines, Alaska Airlines and Southwest are the top three most popular airlines that fly to San Luis Obispo from Phoenix Sky Harbor Intl Airport according to our data. American Airlines is the first choice among our users, with 87% of people opting to fly with this airline when traveling to San Luis Obispo. Keep in mind that there are 3 different airlines that fly to San Luis Obispo on a routine basis, so you have a few additional options to choose from.

1 flights are operational daily from Phoenix Sky Harbor Intl Airport to San Luis Obispo as of August 2026. The most popular departure time for this route is 10:00AM, with 50% of flights per day taking off at noon.

As of August 2026, 12 flights take off from Phoenix Sky Harbor Intl Airport and land in San Luis Obispo each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.