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San Luis Obispo

$399+ Cheap flights from Louisville to San Luis Obispo (SDF - SBP)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/24. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — SBP
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Louisville to San Luis Obispo

Best flights from Louisville to San Luis Obispo
Discover carefully curated flight deals from Louisville to San Luis Obispo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/16. 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 1/243:22 pmSDF - SBP
1 stop8h 53mUnited Airlines
Tue 1/275:00 amSBP - SDF
1 stop6h 26mUnited Airlines
Deal found 12/16$399
This Alaska Airlines deal was found by Cheapflights users on 12/16. 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 1/2412:56 pmSDF - SBP
2 stops13h 24mAlaska Airlines
Tue 1/276:00 amSBP - SDF
2 stops9h 39mAlaska Airlines
Deal found 12/16$409
This United Airlines deal was found by Cheapflights users on 12/15. 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 1/313:22 pmSDF - SBP
1 stop8h 53mUnited Airlines
Wed 2/47:10 amSBP - SDF
2 stops10h 18mUnited Airlines
Deal found 12/15$404

Find flight deals from Louisville to San Luis Obispo

Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) 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 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$399
(United Airlines)

Popular in

October

Cheapest in

August
Provider with most accurate pricing for Louisville Intl-San Luis Obispo County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-San Luis Obispo County flights.
Search Deals
From Louisville Intl to San Luis Obispo County
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($168 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($35 potential savings vs. average RT price).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville 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 18, 2025.
Use the filters below to find and compare flights from Louisville to San Luis Obispo that are best for you.

Fly from

Louisville

Fly to

San Luis Obispo

Route

Depart

Return

Price

LouisvilleSan Luis Obispo

SDF - SBP

SDFSBP

Louisville Intl

Sat 1/24

3:22 pm-9:15 pm

1 stop8h 53m

San Luis Obispo County

Tue 1/27

5:00 am-2:26 pm

1 stop6h 26m

$399

LouisvilleSan Luis Obispo

SDF - SBP

SDFSBP

Louisville Intl

Sat 1/31

3:22 pm-9:15 pm

1 stop8h 53m

San Luis Obispo County

Wed 2/4

7:10 am-8:28 pm

2 stops10h 18m

$404

LouisvilleSan Luis Obispo

SDF - SBP

SDFSBP

Louisville Intl

Sat 1/24

12:56 pm-11:20 pm

2 stops13h 24m

San Luis Obispo County

Tue 1/27

6:00 am-6:39 pm

2 stops9h 39m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Compare providers for flights from Louisville 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 Louisville to San Luis Obispo in December.
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 Louisville-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 Louisville-San Luis Obispo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-San Luis Obispo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Louisville-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 Louisville-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 Louisville to San Luis Obispo

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

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

Currently, February is the cheapest month in which you can book a flight from Louisville to San Luis Obispo (average of $192). Flying from Louisville to San Luis Obispo in December is currently the most expensive (average of $548). 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.

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 18, 2025.
Read reviews from past customers who have flown American Airlines from Louisville to San Luis Obispo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,054 reviews

Entertainment

6.9

Crew

8.0

Overall

7.2

Boarding

7.5

Food

6.5

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.
American Airlines
7.2
Good
11,054 reviews
American Airlines
7.2
Good
11,054 reviews

Entertainment

6.9

Crew

8.0

Overall

7.2

Boarding

7.5

Food

6.5

Comfort

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2024

LHR - SAN

This was the best flight I have experienced in all the years I have been f doing this journey with BA. Flight, food and service A1. Well done BA.

Related info for your journey

Find useful and relevant information for your journey from Louisville 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.

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

    For as low as $399, United Airlines can have you in San Luis Obispo from Louisville in 8h 53m. There are 1931 mi between Louisville and San Luis Obispo. Both multi-stop and nonstop flights can be found to your destination and back.

  • What is the cheapest airline to fly from Louisville to San Luis Obispo round-trip?

    Flying on American Airlines is currently your cheapest option to San Luis Obispo, with prices starting at $258. American Airlines is currently priced 45% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Louisville 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 Louisville to San Luis Obispo.

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

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

    Currently, February is the cheapest month in which you can book a flight from Louisville to San Luis Obispo (average of $192). Flying from Louisville to San Luis Obispo in December is currently the most expensive (average of $548). 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 airline flying from Louisville to San Luis Obispo

Discover the top airline that operate flights from Louisville 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$338FlexibilityNo cancel feeOn-time71%

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