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San Luis Obispo

$337+ Cheap flights from St. Louis to San Luis Obispo (STL - 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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SBP
ene. 3 — ene. 101
sáb. 1/3
sáb. 1/10
1 adult, Economy
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Cheap flight deals from St. Louis to San Luis Obispo

Cheapest flights from St. Louis to San Luis Obispo
Explore the most affordable flight options available from St. Louis to San Luis Obispo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on diciembre 4, 2025.

This American Airlines deal was found by Cheapflights users on 12/4. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/198:00 amSTL - SBP
1 stop6h 19mAmerican Airlines
mar. 12/234:30 pmSBP - STL
1 stop5h 19mAmerican Airlines
Deal found 12/4$705
This United Airlines deal was found by Cheapflights users on 12/3. 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.
jue. 12/182:45 pmSTL - SBP
1 stop8h 20mUnited Airlines
lun. 12/2212:44 pmSBP - STL
1 stop7h 38mUnited Airlines
Deal found 12/3$769
This American Airlines deal was found by Cheapflights users on 12/3. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/288:00 amSTL - SBP
1 stop6h 19mAmerican Airlines
mié. 12/319:57 amSBP - STL
2 stops7h 25mAmerican Airlines
Deal found 12/3$892

Find flight deals from St. Louis to San Luis Obispo

Discover tips and strategies to find the most affordable flight options for your journey from St. Louis (STL) 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 diciembre 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$337
(Alaska Airlines)

Popular in

December

Cheapest in

February

Average price

$782
Provider with most accurate pricing for Lambert-St Louis-San Luis Obispo County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Lambert-St Louis-San Luis Obispo County flights.
Search Deals
From Lambert-St Louis to San Luis Obispo County
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($34 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from St. Louis 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 diciembre 4, 2025.
Use the filters below to find and compare flights from St. Louis to San Luis Obispo that are best for you.

Fly from

St. Louis

Fly to

San Luis Obispo

Route

Depart

Return

Price

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

mié. 1/14

2:50 pm-2:32 pm

2 stops25h 42m

San Luis Obispo County

mié. 1/21

6:17 pm-1:54 pm

1 stop17h 37m

$337

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

sáb. 1/31

6:19 pm-4:55 pm

2 stops24h 36m

San Luis Obispo County

jue. 2/5

6:17 pm-1:54 pm

1 stop17h 37m

$367

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

mié. 1/21

2:50 pm-4:55 pm

2 stops28h 05m

San Luis Obispo County

sáb. 1/24

5:35 pm-1:54 pm

2 stops18h 19m

$429

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

sáb. 2/21

2:47 pm-4:54 pm

2 stops28h 07m

San Luis Obispo County

mar. 2/24

7:33 pm-1:51 pm

1 stop16h 18m

$497

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

sáb. 2/21

7:41 am-11:59 pm

2 stops18h 18m

San Luis Obispo County

mar. 2/24

6:12 am-9:00 pm

2 stops12h 48m

$500

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

mié. 1/21

8:45 am-9:15 pm

1 stop14h 30m

San Luis Obispo County

sáb. 1/24

2:21 pm-5:11 am

1 stop12h 50m

$501

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

dom. 12/28

8:00 am-12:19 pm

1 stop6h 19m

$559

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

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

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

What is the cheapest month to book a flight from St. Louis to San Luis Obispo?

Currently, June is the cheapest month in which you can book a flight from St. Louis to San Luis Obispo (average of $236). Flying from St. Louis to San Luis Obispo in July is currently the most expensive (average of $393). 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 diciembre 4, 2025.
See what other customers who have flown with United Airlines and American Airlines from St. Louis to San Luis Obispo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,066 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
11,047 reviews
United Airlines
7.4
Good
9,066 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

    Departing from St. Louis to San Luis Obispo will take you 25h 42m. Airlines will cover a distance of 1679 mi.

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

    Cheapflights users have booked flights from St. Louis to San Luis Obispo round-trip from $338. Another airline that can offer you cheap pricing is American Airlines. These flights start at 37% lower than the current average price 3 months from now.

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

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

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

  • Can I find deals for business class flights from St. Louis to San Luis Obispo?

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

    Currently, June is the cheapest month in which you can book a flight from St. Louis to San Luis Obispo (average of $236). Flying from St. Louis to San Luis Obispo in July is currently the most expensive (average of $393). 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 St. Louis to San Luis Obispo

Discover the top 2 airlines that operate flights from St. Louis 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 diciembre 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$338Average$508FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$387Average$506FlexibilityNo cancel feeOn-time71%

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