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San Luis Obispo

$89+ Cheap flights from Denver to San Luis Obispo (DEN - SBP)

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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SBP
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheapflights Tip: The best prices from Denver Intl to San Luis Obispo County are usually found in December or September, booked 60 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Denver to San Luis Obispo

Cheapest flights from Denver to San Luis Obispo
Explore the most affordable flight options available from Denver to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/176:45 pm
DEN
-
SBP
1 stop5h 32m
Alaska Airlines
Tue 2/246:00 am
SBP
-
DEN
1 stop4h 38m
Alaska Airlines
Deal found 1/20$177
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/287:40 am
DEN
-
SBP
1 stop4h 59m
Alaska Airlines
Wed 3/46:00 am
SBP
-
DEN
1 stop4h 38m
Alaska Airlines
Deal found 1/20$200
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Sat 2/286:45 pm
DEN
-
SBP
1 stop5h 32m
Alaska Airlines
Mon 3/26:00 am
SBP
-
DEN
1 stop4h 38m
Alaska Airlines
Deal found 1/21$203
This Expedia deal was found by Cheapflights users on 1/20. 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 3/101:10 pm
DEN
-
SBP
1 stop11h 07m
Alaska Airlines
Fri 3/137:33 pm
SBP
-
DEN
1 stop15h 41m
Alaska Airlines
Deal found 1/20$213
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Wed 4/227:05 pm
DEN
-
SBP
1 stop5h 14m
Alaska Airlines
Wed 5/136:00 am
SBP
-
DEN
1 stop12h 01m
Alaska Airlines
Deal found 1/21$215
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/712:34 pm
DEN
-
SBP
1 stop5h 00m
Alaska Airlines
Tue 2/105:14 pm
SBP
-
DEN
1 stop5h 44m
Alaska Airlines
Deal found 1/20$218
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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 4/216:20 pm
DEN
-
SBP
1 stop21h 39m
Alaska Airlines
Tue 5/196:00 am
SBP
-
DEN
1 stop16h 59m
Alaska Airlines
Deal found 1/21$223
This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Sat 5/167:41 pm
DEN
-
SBP
1 stop4h 47m
Alaska Airlines
Tue 5/192:47 pm
SBP
-
DEN
1 stop8h 12m
Alaska Airlines
Deal found 1/21$226
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Fri 2/277:15 pm
DEN
-
SBP
Nonstop2h 54m
United Airlines
Mon 3/25:00 am
SBP
-
DEN
Nonstop2h 28m
United Airlines
Deal found 1/20$229
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/118:04 am
DEN
-
SBP
1 stop9h 30m
Alaska Airlines
Thu 2/1912:19 pm
SBP
-
DEN
1 stop4h 29m
Alaska Airlines
Deal found 1/20$238

Find flight deals from Denver to San Luis Obispo

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to San Luis Obispo (SBP). 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$177
(Alaska Airlines)

One-way from

$89
(Alaska Airlines)

Popular in

November

Cheapest in

December

Average price

$393

Good round-trip deal

$199 or less

Good one-way deal

$234 or less
Provider with most accurate pricing for Denver Intl-San Luis Obispo County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-San Luis Obispo County flights.
Search Deals
From Denver Intl to San Luis Obispo County
Search Deals
One-way flight from Denver Intl to San Luis Obispo County
Search Deals
High demand for flights, 7% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Denver Intl to San Luis Obispo County.
Search Deals
Price to beat on a one-way flight from Denver Intl to San Luis Obispo County.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Denver to San Luis Obispo 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 January 21, 2026.
Use the filters below to find and compare flights from Denver to San Luis Obispo that are best for you.

Fly from

Denver

Fly to

San Luis Obispo

Route

Depart

Return

Price

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Sat 2/28

7:40 am-11:39 am

1 stop4h 59m

San Luis Obispo County

Wed 3/4

6:00 am-11:38 am

1 stop4h 38m

$200

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Sat 2/7

12:34 pm-4:34 pm

1 stop5h 00m

San Luis Obispo County

Tue 2/10

5:14 pm-11:58 pm

1 stop5h 44m

$218

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Thu 3/5

7:10 pm-9:04 pm

Nonstop2h 54m

San Luis Obispo County

Sat 3/14

5:00 am-8:24 am

Nonstop2h 24m

$229

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Thu 2/19

7:15 pm-9:09 pm

Nonstop2h 54m

San Luis Obispo County

Mon 2/23

5:00 am-8:28 am

Nonstop2h 28m

$229

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Fri 2/27

7:15 pm-9:09 pm

Nonstop2h 54m

San Luis Obispo County

Sun 3/1

5:00 am-8:28 am

Nonstop2h 28m

$229

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Fri 2/13

7:15 pm-9:09 pm

Nonstop2h 54m

San Luis Obispo County

Tue 2/17

5:00 am-8:28 am

Nonstop2h 28m

$229

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Fri 2/27

7:15 pm-9:09 pm

Nonstop2h 54m

San Luis Obispo County

Mon 3/2

5:00 am-8:28 am

Nonstop2h 28m

$229

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Tue 3/31

7:45 pm-9:35 pm

Nonstop2h 50m

San Luis Obispo County

Mon 4/6

5:00 am-8:36 am

Nonstop2h 36m

$229

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Thu 4/16

7:25 am-11:34 pm

1 stop17h 09m

San Luis Obispo County

Tue 4/21

6:00 am-12:20 pm

1 stop5h 20m

$235

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Sat 2/14

6:45 pm-11:17 pm

1 stop5h 32m

$89

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 19 results
1
2

Compare providers for flights from Denver to San Luis Obispo

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 Denver to San Luis Obispo in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Denver-San Luis Obispo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Denver-San Luis Obispo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Denver-San Luis Obispo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Denver-San Luis Obispo flights, Cheapflights users trust Expedia the most. Expedia 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 Denver-San Luis Obispo 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 Denver to San Luis Obispo

Have a flexible travel schedule? Discover the best time to fly to San Luis Obispo from Denver 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 Denver to San Luis Obispo

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

Use this chart to determine the optimal time to book a round-trip flight from Denver to San Luis Obispo. Price data was last updated on January 16, 2026.

The best time to book flights from Denver to San Luis Obispo is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Denver to San Luis Obispo (average of $161). Flying from Denver to San Luis Obispo in December is currently the most expensive (average of $229). 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 DEN to SBP?

Find hourly flight availability from Denver to San Luis Obispo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2026.

When flying from Denver to San Luis Obispo, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Reviews of airlines servicing San Luis Obispo

Get insights into the airlines that provide service to San Luis Obispo. 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 San Luis Obispo. Reviews last updated January 21, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, United Airlines, and American Airlines from Denver to San Luis Obispo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,775 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,775 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,191 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,173 reviews
Alaska Airlines
8.0
Very good
11,775 reviews

Crew

8.5

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

Related info for your journey

Find useful and relevant information for your journey from Denver to San Luis Obispo. 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 Denver to San Luis Obispo?

    San Luis Obispo County is the airport most travelers will use when flying to San Luis Obispo from Denver Intl. Booking flights from Denver Intl (DEN) to County (SBP) should be relatively easy as there are 2 daily flights to San Luis Obispo from 3 different airlines. 2h 44m is how long a flight from Denver to San Luis Obispo County will take if you book a nonstop flight.

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

    This flight path from Denver Intl to San Luis Obispo County was viewed by 2 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    A quick flight from Denver to San Luis Obispo can take about 2h 54m. Alaska Airlines provides one of the quickest options available for as low as $229. The distance from Denver to San Luis Obispo is about 929 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    According to our current data, United Airlines ($229), Alaska Airlines ($248), and American Airlines ($248) offers the cheapest pricing from Denver to San Luis Obispo. United Airlines is 40% cheaper than the average price of flights available within the next 90 days to this destination.

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

    While on average a flight from Denver to San Luis Obispo is generally $307, our data shows the cheapest flight currently is $148. When looking at the most popular route, (Denver Intl - San Luis Obispo County), you can expect to pay $229 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver to San Luis Obispo 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 Denver to San Luis Obispo?

    Currently, February is the cheapest month in which you can book a flight from Denver to San Luis Obispo (average of $161). Flying from Denver to San Luis Obispo in December is currently the most expensive (average of $229). 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 San Luis Obispo?

Book flights to San Luis Obispo if you plan to visit one of these locations
Morro Bay
Arroyo Grande
Avila Beach
San Simeon

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Top 3 airlines flying from Denver to San Luis Obispo

Discover the top 3 airlines that operate flights from Denver to San Luis Obispo. 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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$229Average$393FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$248Average$393FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$248Average$308FlexibilityNo cancel feeOn-time71%

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