HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Denver

$135+ Cheap flights from San Luis Obispo to Denver (SBP - DEN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
SBP — DEN
Aug 24 — Aug 311
Mon 8/24
Mon 8/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Luis Obispo to Denver with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.
Cheapflights Tip: The best prices from San Luis Obispo County to Denver Intl are usually found in January or February, booked 83 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from San Luis Obispo to Denver

Cheapest flights from San Luis Obispo to Denver
Explore the most affordable flight options available from San Luis Obispo to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 25, 2026.

This Expedia deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:57 pm
SBP
-
DEN
1 stop4h 33m
Alaska Airlines
Sat 8/158:05 pm
DEN
-
SBP
1 stop4h 35m
Alaska Airlines
Deal found 7/20$267
This Alaska Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:00 am
SBP
-
DEN
1 stop5h 20m
Alaska Airlines
Wed 10/712:31 pm
DEN
-
SBP
1 stop12h 12m
Alaska Airlines
Deal found 7/22$269
This Alaska Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:33 am
SBP
-
DEN
1 stop9h 59m
Alaska Airlines
Wed 9/166:17 am
DEN
-
SBP
1 stop9h 27m
Alaska Airlines
Deal found 7/22$279
This Alaska Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:57 pm
SBP
-
DEN
1 stop4h 33m
Alaska Airlines
Sat 8/226:17 am
DEN
-
SBP
1 stop9h 27m
Alaska Airlines
Deal found 7/22$289
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:57 pm
SBP
-
DEN
1 stop4h 33m
Alaska Airlines
Tue 8/116:00 am
DEN
-
SBP
1 stop12h 17m
Alaska Airlines
Deal found 7/21$294
This United Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:00 am
SBP
-
DEN
Nonstop2h 37m
United Airlines
Mon 11/25:00 am
DEN
-
SBP
1 stop7h 44m
United Airlines
Deal found 7/21$295
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/31:02 pm
SBP
-
DEN
Nonstop2h 35m
United Airlines
Wed 10/147:15 pm
DEN
-
SBP
Nonstop2h 45m
United Airlines
Deal found 7/23$299
This Alaska Airlines deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:30 am
SBP
-
DEN
1 stop6h 02m
Alaska Airlines
Tue 11/37:59 pm
DEN
-
SBP
1 stop4h 43m
Alaska Airlines
Deal found 7/21$303
This Expedia deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:57 pm
SBP
-
DEN
1 stop4h 33m
Alaska Airlines
Tue 8/1811:32 am
DEN
-
SBP
1 stop6h 45m
Alaska Airlines
Deal found 7/23$304
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:52 am
SBP
-
DEN
1 stop4h 27m
United Airlines
Tue 8/187:15 pm
DEN
-
SBP
Nonstop2h 45m
United Airlines
Deal found 7/22$309
This United Airlines deal was found by Cheapflights users on 7/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:00 am
SBP
-
DEN
Nonstop2h 33m
United Airlines
Mon 8/107:05 pm
DEN
-
SBP
Nonstop2h 45m
United Airlines
Deal found 7/20$314
This United Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1310:52 am
SBP
-
DEN
1 stop7h 47m
United Airlines
Sun 8/165:00 am
DEN
-
SBP
1 stop7h 53m
United Airlines
Deal found 7/22$319

Find flight deals from San Luis Obispo to Denver

Discover tips and strategies to find the most affordable flight options for your journey from San Luis Obispo (SBP) to Denver (DEN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$267
(Expedia)

One-way from

$135
(Alaska Airlines)

Popular in

June

Cheapest in

January

Average price

$392

Good round-trip deal

$415 or less

Good one-way deal

$373 or less
Provider with most accurate pricing for San Luis Obispo County-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Luis Obispo County-Denver Intl flights.
Search Deals
From San Luis Obispo County to Denver Intl
Search Deals
One-way flight from San Luis Obispo County to Denver Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($50 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from San Luis Obispo County to Denver Intl.
Search Deals
Price to beat on a one-way flight from San Luis Obispo County to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Luis Obispo to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 25, 2026.
Use the filters below to find and compare flights from San Luis Obispo to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Tue 8/18

5:57 pm-11:30 pm

1 stop4h 33m

Denver Intl

Tue 8/25

1:43 pm-11:50 pm

1 stop11h 07m

$289

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Tue 8/4

5:57 pm-11:30 pm

1 stop4h 33m

Denver Intl

Tue 8/11

6:00 am-5:17 pm

1 stop12h 17m

$294

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Mon 8/17

5:00 am-8:37 am

Nonstop2h 37m

Denver Intl

Sun 8/23

6:00 am-10:11 am

1 stop5h 11m

$309

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Thu 8/13

10:52 am-4:19 pm

1 stop4h 27m

Denver Intl

Mon 8/17

5:00 am-11:53 am

1 stop7h 53m

$309

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Tue 8/11

7:10 am-2:22 pm

1 stop6h 12m

Denver Intl

Sun 8/16

7:15 pm-9:00 pm

Nonstop2h 45m

$334

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Sat 8/8

6:25 am-2:23 pm

1 stop6h 58m

Denver Intl

Sun 8/9

6:00 am-11:38 am

1 stop6h 38m

$334

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Thu 10/8

2:26 pm-11:59 pm

1 stop8h 33m

Denver Intl

Sat 10/10

6:59 pm-11:43 pm

1 stop5h 44m

$343

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Sun 10/4

6:08 am-11:32 am

1 stop4h 24m

Denver Intl

Wed 10/7

9:45 am-1:46 pm

1 stop5h 01m

$363
Quickest round-trip

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Sat 9/26

1:02 pm-4:37 pm

Nonstop2h 35m

Denver Intl

Thu 10/1

7:15 pm-9:00 pm

Nonstop2h 45m

$369

San Luis ObispoDenver

SBP - DEN

SBPDEN

San Luis Obispo County

Fri 10/2

5:00 am-8:37 am

Nonstop2h 37m

Denver Intl

Sun 10/4

6:00 am-12:02 pm

1 stop7h 02m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/21

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Compare providers for flights from San Luis Obispo to Denver

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Luis Obispo to Denver in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Luis Obispo-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Luis Obispo-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Luis Obispo-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Luis Obispo-Denver flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Luis Obispo-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Luis Obispo to Denver

Have a flexible travel schedule? Discover the best time to fly to Denver from San Luis Obispo with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Luis Obispo to Denver

How far ahead should I book a flight from San Luis Obispo to Denver?

Booking 82 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Luis Obispo to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Luis Obispo to Denver?

Currently, January is the cheapest month in which you can book a flight from San Luis Obispo to Denver (average of $249). Flying from San Luis Obispo to Denver in June is currently the most expensive (average of $429). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SBP to DEN?

Find hourly flight availability from San Luis Obispo to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 25, 2026.

When flying from San Luis Obispo to Denver, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 61% versus a flight in the afternoon.

How much does it cost to fly round-trip from San Luis Obispo to Denver?

Airfare is below average for this route at the moment.

San Luis Obispo to Denver flights typically cost between $330 and $468 in August.
The cheapest round-trip price found within the last 5 days was $267 on Alaska Airlines (Aug 11-Aug 15).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Denver. Reviews last updated July 25, 2026.
Get a feel of what it's like to fly with Alaska Airlines,United Airlines, andAmerican Airlines from San Luis Obispo to Denver by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,706 reviews

Crew

8.5

Food

7.0

Comfort

7.8

Boarding

8.1

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
7.9
Good
12,706 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Crew

8.5

Food

7.0

Comfort

7.8

Boarding

8.1

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
United Airlines
7.4
Good
10,029 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Crew

8.5

Food

7.0

Comfort

7.8

Boarding

8.1

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
American Airlines
7.1
Good
11,843 reviews
Alaska Airlines
7.9
Good
12,706 reviews

Crew

8.5

Food

7.0

Comfort

7.8

Boarding

8.1

Overall

7.9

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Related info for your journey

Find useful and relevant information for your journey from San Luis Obispo to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from San Luis Obispo to Denver?

    If you wish to fly to Denver from San Luis Obispo, then you need to book flights from San Luis Obispo County to Denver Intl. There is 1 flight from County (SBP) to Denver Intl (DEN) per day to choose from. Flights to Denver from County are available from 3 different airlines, which means you should have some options if you want to compare airfare deals. 2h 33m is how long a nonstop flight from San Luis Obispo to Denver Intl typically takes.

  • How popular is this San Luis Obispo to Denver flight route?

    Within the past month, 10 users have taken a look at flights from San Luis Obispo County to Denver Intl.

  • How long is the flight from San Luis Obispo to Denver?

    A quick flight from San Luis Obispo to Denver can take about 2h 37m. Alaska Airlines provides one of the quickest options available for as low as $309. The distance between San Luis Obispo and Denver is about 929 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from San Luis Obispo to Denver round-trip?

    Currently priced at $229, United Airlines will fly you from San Luis Obispo to Denver and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Alaska Airlines and American Airlines - these airlines can fly you to your destination from $262 and $263, respectively. United Airlines is currently priced 34% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Luis Obispo to Denver one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $114. Users have also found prices from $129 and $172 on American Airlines and United Airlines, respectively.

  • What are the cheapest flights from San Luis Obispo to Denver?

    Looking for the cheapest flight from San Luis Obispo to Denver? While on average our users pay $491, our data indicates the cheapest price to be $221. The most popular route (San Luis Obispo County - Denver Intl), is priced around $299.

  • Can I find deals for flights from San Luis Obispo to Denver that include hotel bookings?

    Yes. In addition to deals on San Luis Obispo to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Luis Obispo to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Luis Obispo to Denver.

  • Can I find deals for business class flights from San Luis Obispo to Denver?

    Yes. Cheapflights offers flight deals from San Luis Obispo to Denver by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Luis Obispo to Denver?

    Currently, January is the cheapest month in which you can book a flight from San Luis Obispo to Denver (average of $249). Flying from San Luis Obispo to Denver in June is currently the most expensive (average of $429). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Westminster
Centennial
Lakewood
Broomfield
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for San Luis Obispo to Denver

See prices for flight routes from nearby airports that may be better suited for you.
San Francisco to Denver flights
Los Angeles to Denver flights
Ontario to Denver flights
San Diego to Denver flights
Santa Ana to Denver flights
Burbank to Denver flights
Sacramento to Denver flights
San Jose to Denver flights
Las Vegas to Denver flights
Oakland to Denver flights
Fresno to Denver flights
Reno to Denver flights
Santa Rosa to Denver flights
Santa Barbara to Denver flights
Los Angeles to Aspen flights
San Francisco to Aspen flights
Long Beach to Denver flights
Palm Springs to Denver flights
Medford to Denver flights
Ontario to Colorado Springs flights
Los Angeles to Colorado Springs flights
San Francisco to Durango flights
Arcata to Denver flights
Ontario to Aspen flights
San Diego to Grand Junction flights
Bakersfield to Denver flights
Las Vegas to Colorado Springs flights
Los Angeles to Grand Junction flights
Monterey to Denver flights
Los Angeles to Durango flights
San Diego to Colorado Springs flights
Ontario to Durango flights
San Francisco to Grand Junction flights
Santa Ana to Colorado Springs flights
San Francisco to Montrose flights
San Francisco to Colorado Springs flights
Los Angeles to Montrose flights
Burbank to Colorado Springs flights
Sacramento to Colorado Springs flights
Redding to Denver flights
Oakland to Colorado Springs flights
San Diego to Aspen flights
Ontario to Grand Junction flights
Los Angeles to Vail flights
San Jose to Colorado Springs flights
San Diego to Durango flights
San Diego to Montrose flights
San Diego to Vail flights

Top 3 airlines flying from San Luis Obispo to Denver

Discover the top 3 airlines that operate flights from San Luis Obispo to Denver. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$229Average$365FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$262Average$322FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$263Average$436FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.