Cheap Flights from Denver International to San Luis Obispo County

Compare Denver International to San Luis Obispo County flight deals

Find the cheapest month or even day of the year to fly to San Luis Obispo County

Book the best San Luis Obispo County fare with no extra fees

Flight deals from Denver International to San Luis Obispo County

Looking for a cheap last-minute deal or the best return flight from Denver International Airport to San Luis Obispo County Airport? If you want to travel next month, return fares start from R 4,727. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Denver International to San Luis Obispo County

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver International to San Luis Obispo County flights are currently cheapest in August.

Direct flights from Denver International to San Luis Obispo County

Denver International to San Luis Obispo County: Alternative routes

Compare routes from Denver International to San Luis Obispo below. You may find an airport to fly into that's cheaper, faster, or easier than San Luis Obispo County.

Denver to San Luis Obispo: Flight information

The things to know before you go.
Cheapest flight foundR 3,155
Cheapest month to flyAugust
Average flight time2 hrs, 48 mins
Most popular airlineUnited
Average flights per week16

Finding cheap flights from Denver International to San Luis Obispo County: Frequently asked questions

The best price we found for a return flight from Denver International to San Luis Obispo County is R 4,726. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 48 minutes is the average flight time from Denver International to San Luis Obispo County.
United flies direct from Denver International to San Luis Obispo County.
As of July 2026, there are 16 flights per week flying from Denver International to San Luis Obispo County.
The cheapest month to fly from Denver International to San Luis Obispo County is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Denver International Airport to San Luis Obispo County Airport on Friday, 4 September 2026.
Yes – the average flight time is 2 hours and 48 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Luis Obispo County but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to San Luis Obispo is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, United offers the cheapest flight tickets to San Luis Obispo County.

Travelling from Denver International Airport (DEN) to San Luis Obispo County Airport (SBP): what you need to know

  • Hop on a direct flight from Denver International Airport to San Luis Obispo County Airport and you'll be travelling for an average of 2 hours 50 minutes.

  • Choose from 14 weekly Denver International Airport to San Luis Obispo County Airport flights. The 11:30 departure with United Airlines is the earliest flight available. United Airlines operates the last service of the day at 20:20.

  • Your DEN to SBP flight won't wait if you're late, so be at the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • Flying during a peak month like July? Public holidays and other high seasons can result in longer queues and delays at security. Play things extra safe and get there up to four hours before international flights and two hours before domestic departures.

  • Flying into San Luis Obispo (and then seeing more of the United States!) is a cinch with United. This popular airline offers direct flights from Denver International Airport to San Luis Obispo County Airport.

  • The airline that tops the list for bookings on this route is United.

  • United ranks as the leading on-time carrier for DEN to SBP flights, with 87.41% of services arriving on schedule.

  • Think about adding a stopover when booking your ticket from Denver International Airport to San Luis Obispo County Airport. Simply deselect 'Direct flights only' to break up your journey, or maybe even explore a new city along the way. Here are some options between DEN and SBP:

    • Los Angeles International Airport

    • San Francisco International Airport

    • Phoenix Sky Harbour Airport

How to find the cheapest flights from Denver International Airport (DEN) to San Luis Obispo County Airport (SBP)

  • The cheapest price we've seen for a one-way Denver International Airport to San Luis Obispo County Airport flight is R 3,155. A round-trip plane ticket right now is R 4,726. Depending on the availability when you book, these fares may change.

  • To find cheap tickets from DEN to SBP, book early. Airlines tend to offer lower fares when flights are first made available.

  • May is the cheapest month for flights from Denver International Airport to San Luis Obispo County Airport. If you want to fly during a different time of year, the 'Whole month' tool will give you the lowest prices across every month.

  • You don't need to check back in every day to see if fares have dropped when you set up a Price Alert. We'll notify you as soon as there's a new deal on cheap flights from DEN to SBP.

  • Tailor your trip with filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort results by 'Best,' 'Fastest' or 'Cheapest' flights from Denver International Airport to San Luis Obispo County Airport.

Handy information about Denver International Airport (DEN)

  • DEN is located at 8500 Pena Boulevard.

  • Denver International Airport has an excellent on-time record, reducing the likelihood of delays. Departures from DEN arrive on schedule 80% of the time.

  • To get to Denver International Airport from central Denver, it'll take about 35 minutes if you're going by car. Of course, this depends on traffic conditions. It's approximately 40 kilometres from the airport to the city centre.

  • Taking public transport? Expect a journey time of around 35 minutes.

  • Booking a hotel room for the night can take the hassle out of getting to the airport on time. If you need a place to stay before your flight from Denver International Airport to San Luis Obispo County Airport, have a look at Baymont by Wyndham Denver International Airport. It's a quick drive from DEN.

Arriving at San Luis Obispo County Airport (SBP)

When to fly to San Luis Obispo County Airport (SBP)

  • December is the busiest month for flights from Denver International Airport to San Luis Obispo County Airport. For smaller crowds, go to San Luis Obispo in March.

  • Lock in your flight from Denver International Airport to San Luis Obispo County Airport for August if you'd like to go to San Luis Obispo during its warmest month. Expect temperatures of between 13ºC (55ºF) and 28ºC (82ºF).

  • For cooler conditions, search for a cheap ticket from DEN to SBP in February. Temperatures average between 5ºC (41ºF) and 21ºC (70ºF) then.

Explore more of the United States

  • Los Angeles is just one of the many cities in the United States waiting to be discovered once you've taken in the sights of San Luis Obispo. Around 257 kilometres away to the south-east, its best attractions include Hollywood Sign, Universal Studios Hollywood and Hollywood Bowl.

  • If you're looking to explore another major stop in the United States, head for San Diego, about 434 kilometres south-east of San Luis Obispo. San Diego Zoo, San Diego Balboa Park and USS Midway Museum are among the biggest draws.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.