HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Luis Obispo

$314+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SBP
Mar 6 — Mar 131
Fri 3/6
Fri 3/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from St. Louis to San Luis Obispo 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.

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 February 4, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. 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 2/285:29 pm
STL
-
SBP
1 stop8h 30m
United Airlines
Wed 3/46:12 am
SBP
-
STL
2 stops12h 14m
United Airlines
Deal found 2/2$314
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 2/197:58 am
STL
-
SBP
1 stop6h 05m
American Airlines
Thu 2/2612:45 pm
SBP
-
STL
1 stop8h 13m
American Airlines
Deal found 2/2$334
This United Airlines deal was found by Cheapflights users on 2/2. 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 2/197:41 am
STL
-
SBP
2 stops14h 09m
United Airlines
Thu 2/265:00 am
SBP
-
STL
1 stop6h 14m
United Airlines
Deal found 2/2$339
This Expedia deal was found by Cheapflights users on 2/3. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/307:00 am
STL
-
SBP
1 stop13h 42m
Alaska Airlines
Sat 4/47:34 pm
SBP
-
STL
1 stop26h 25m
Alaska Airlines
Deal found 2/3$381
This American Airlines deal was found by Cheapflights users on 2/2. 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.
Mon 3/305:12 am
STL
-
SBP
1 stop8h 50m
American Airlines
Sat 4/47:10 pm
SBP
-
STL
2 stops11h 25m
American Airlines
Deal found 2/2$409

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 February 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$314
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$404
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. 6% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 4, 2026.
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

Sat 5/2

10:00 am-9:16 pm

2 stops13h 16m

San Luis Obispo County

Sat 5/9

5:00 am-2:28 pm

1 stop7h 28m

$314

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

Sat 2/28

5:29 pm-11:59 pm

1 stop8h 30m

San Luis Obispo County

Wed 3/4

6:12 am-8:26 pm

2 stops12h 14m

$314

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

Thu 2/19

7:41 am-7:50 pm

2 stops14h 09m

San Luis Obispo County

Thu 2/26

5:00 am-1:14 pm

1 stop6h 14m

$339

St. LouisSan Luis Obispo

STL - SBP

STLSBP

Lambert-St Louis

Sat 5/2

5:20 am-12:10 pm

1 stop8h 50m

San Luis Obispo County

Sat 5/9

6:06 am-1:51 pm

1 stop5h 45m

$379

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on St. Louis-San Luis Obispo flight deals on Cheapflights vs. FlightHub >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 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 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 February 4, 2026.
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
9,236 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

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
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

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
11,216 reviews
United Airlines
7.4
Good
9,236 reviews

Entertainment

7.1

Comfort

7.3

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

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 13h 16m. 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 $392. Another airline that can offer you cheap pricing is United Airlines. These flights start at 26% 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

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 St. Louis to San Luis Obispo

See prices for flight routes from nearby airports that may be better suited for you.
St. Louis to Las Vegas flights
Kansas City to Los Angeles flights
Kansas City to Las Vegas flights
St. Louis to Los Angeles flights
Kansas City to San Francisco flights
St. Louis to San Francisco flights
St. Louis to San Diego flights
Kansas City to Santa Ana flights
Kansas City to Ontario flights
Kansas City to San Diego flights
St. Louis to Ontario flights
Kansas City to Burbank flights
St. Louis to Santa Ana flights
Kansas City to Sacramento flights
Kansas City to San Jose flights
St. Louis to San Jose flights
St. Louis to Burbank flights
Kansas City to Oakland flights
Springfield to Los Angeles flights
Springfield to Las Vegas flights
St. Louis to Oakland flights
St. Louis to Reno flights
St. Louis to Long Beach flights
St. Louis to Sacramento flights
Columbia to Las Vegas flights
St. Louis to Fresno flights
Springfield to San Diego flights
Kansas City to Reno flights
Columbia to Los Angeles flights
Kansas City to Palm Springs flights
Springfield to San Francisco flights
Springfield to Ontario flights
Springfield to San Jose flights
St. Louis to Palm Springs flights
Kansas City to Long Beach flights
Kansas City to Fresno flights
Springfield to Santa Ana flights
Kansas City to Santa Barbara flights
St. Louis to Medford flights
St. Louis to Santa Barbara flights
Springfield to Palm Springs flights
Columbia to Santa Ana flights
Joplin to Las Vegas flights
Springfield to Reno flights
Joplin to San Francisco flights
Springfield to Burbank flights
Columbia to San Francisco flights
Joplin to Los Angeles flights
Kansas City to Monterey flights

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 February 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$392Average$506FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$424Average$654FlexibilityNo cancel feeOn-time69%

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.
Site
©2026 Cheapflights