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San Luis Obispo

$114+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SBP
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Find cheap flights from Denver to San Luis Obispo with Cheapflights

1. Tell us where you want to go

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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 Saturday or Tuesday 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 December 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/9. 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 12/316:48 pmDEN - SBP
1 stop5h 47mAlaska Airlines
Thu 1/86:00 amSBP - DEN
1 stop4h 38mAlaska Airlines
Deal found 12/9$228
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 12/317:15 pmDEN - SBP
Nonstop2h 50mUnited Airlines
Thu 1/85:00 amSBP - DEN
Nonstop2h 30mUnited Airlines
Deal found 12/9$229
This United Airlines deal was found by Cheapflights users on 12/9. 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 12/307:15 pmDEN - SBP
Nonstop2h 50mUnited Airlines
Fri 1/25:00 amSBP - DEN
Nonstop2h 34mUnited Airlines
Deal found 12/9$250
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 12/247:15 pmDEN - SBP
Nonstop2h 50mUnited Airlines
Tue 12/305:00 amSBP - DEN
Nonstop2h 34mUnited Airlines
Deal found 12/9$254
This Alaska Airlines deal was found by Cheapflights users on 12/9. 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.
Fri 12/196:48 pmDEN - SBP
1 stop5h 47mAlaska Airlines
Thu 1/13:55 pmSBP - DEN
1 stop7h 04mAlaska Airlines
Deal found 12/9$293

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$228
(Alaska Airlines)

One-way from

$114
(Alaska Airlines)

Popular in

May

Cheapest in

December

Average price

$324

Good round-trip deal

$315 or less

Good one-way deal

$233 or less
Provider with most accurate pricing for Denver Intl-San Luis Obispo County flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-San Luis Obispo County flights.
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From Denver Intl to San Luis Obispo County
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One-way flight from Denver Intl to San Luis Obispo County
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Highest demand for flights based on searches. 9% potential increase in price ($40 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Denver Intl to San Luis Obispo County.
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Price to beat on a one-way flight from Denver Intl to San Luis Obispo County.
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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 December 12, 2025.
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

Wed 1/7

12:34 pm-4:34 pm

1 stop5h 00m

San Luis Obispo County

Wed 1/14

5:35 pm-10:53 am

1 stop16h 18m

$228

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Mon 1/12

7:39 pm-11:20 pm

1 stop4h 41m

San Luis Obispo County

Wed 1/14

5:14 pm-11:58 pm

1 stop5h 44m

$228

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Wed 1/21

12:34 pm-4:34 pm

1 stop5h 00m

San Luis Obispo County

Fri 1/23

6:00 am-11:38 am

1 stop4h 38m

$228

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Sun 2/1

12:34 pm-4:34 pm

1 stop5h 00m

San Luis Obispo County

Thu 2/5

5:35 pm-10:53 am

1 stop16h 18m

$228

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Wed 12/31

6:48 pm-11:35 pm

1 stop5h 47m

San Luis Obispo County

Thu 1/8

6:00 am-11:38 am

1 stop4h 38m

$228

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Wed 1/14

7:00 am-5:37 pm

1 stop11h 37m

San Luis Obispo County

Wed 2/11

6:00 am-11:38 am

1 stop4h 38m

$228

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Fri 2/27

7:35 pm-9:29 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

Wed 12/31

7:15 pm-9:05 pm

Nonstop2h 50m

San Luis Obispo County

Thu 1/8

2:21 pm-8:12 pm

1 stop4h 51m

$239

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Fri 1/16

5:50 pm-11:44 pm

1 stop6h 54m

San Luis Obispo County

Mon 1/19

5:00 am-8:30 am

Nonstop2h 30m

$239

DenverSan Luis Obispo

DEN - SBP

DENSBP

Denver Intl

Wed 1/7

12:34 pm-4:34 pm

1 stop5h 00m

$114

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 17 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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust 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 Denver-San Luis Obispo flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-San Luis Obispo flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 5, 2025.

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 $163). 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 December 12, 2025.

One of the essential ways to save on airfare from Denver to San Luis Obispo is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 25% on airfare.

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 December 12, 2025.
Peruse reviews from past customers who have flown with 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.
United Airlines
7.4
Good
9,095 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.
American Airlines
7.2
Good
11,050 reviews
United Airlines
7.4
Good
9,095 reviews

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Reviews

1 / 20
4.0
Okay

Simon,Jun 2024

LAS - LAX

Basic and no-frills. Late timing put pressure on disembarking and making connections.

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 2 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 5h. Alaska Airlines provides one of the quickest options available for as low as $228. The distance from Denver to San Luis Obispo is about 929 mi.

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

    According to our current data, United Airlines ($234), and American Airlines ($248) offers the cheapest pricing from Denver to San Luis Obispo. United Airlines is 38% 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 $359, our data shows the cheapest flight currently is $183. 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 $163). 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 2 airlines flying from Denver to San Luis Obispo

Discover the top 2 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$233Average$389FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$248Average$303FlexibilityNo cancel feeOn-time71%

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