$206+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SBP
Oct 28 — Nov 41
Round-trip
1 adult, Economy
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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
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Cheapest flights from St. Louis to San Luis ObispoExplore 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 September 28, 2026.
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 September 28, 2026.
This United Airlines deal was found by Cheapflights users on 9/25. 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 11/48:00 am -
1 stop9h 25m
Tue 11/108:00 am -
1 stop8h 05m
Deal found 9/25![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/28. 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 11/55:00 am -
1 stop8h 51m
Tue 11/1012:36 pm -
1 stop8h 57m
Deal found 9/28![American Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/235:10 am -
2 stops8h 52m
Fri 10/307:08 am -
2 stops8h 57m
Deal found 9/25![United Airlines logo]()
$470
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 10/76:32 am -
1 stop7h 16m
Mon 10/1212:38 pm -
1 stop7h 21m
Deal found 9/24![American Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/27. 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 12/128:40 am -
1 stop6h 42m
Wed 12/161:03 pm -
1 stop5h 54m
Deal found 9/27![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/25. 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.
Mon 11/2310:53 am -
2 stops13h 00m
Fri 11/277:08 am -
2 stops8h 57m
Deal found 9/25![United Airlines logo]()
$509
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 11/256:00 am -
1 stop7h 58m
Tue 12/112:43 pm -
1 stop8h 52m
Deal found 9/24![American Airlines logo]()
$510
Best flights from St. Louis to San Luis ObispoDiscover carefully curated flight deals from St. Louis to San Luis Obispo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
Discover carefully curated flight deals from St. Louis to San Luis Obispo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 28, 2026.
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/288:50 am -
1 stop6h 26m
Wed 11/48:00 am -
1 stop8h 05m
Deal found 9/27![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/26. 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.
Wed 11/45:00 am -
2 stops9h 02m
Tue 11/1012:42 pm -
2 stops9h 17m
Deal found 9/26![American Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/298:00 am -
1 stop9h 25m
Sat 10/315:00 am -
1 stop5h 38m
Deal found 9/25![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/26. 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 11/48:00 am -
1 stop9h 25m
Tue 11/108:00 am -
1 stop8h 05m
Deal found 9/26![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/237:08 am -
1 stop6h 54m
Fri 10/307:08 am -
2 stops8h 57m
Deal found 9/25![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 9/24. 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 2/204:30 pm -
2 stops9h 05m
Sat 2/2712:45 pm -
2 stops8h 34m
Deal found 9/24![United Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Mon 11/238:00 am -
1 stop9h 25m
Fri 11/278:00 am -
1 stop8h 05m
Deal found 9/24![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 9/27. 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 12/128:40 am -
1 stop6h 42m
Wed 12/161:03 pm -
1 stop5h 54m
Deal found 9/27![United Airlines logo]()
$499
Last-minute flights from St. Louis to San Luis ObispoDiscover last-minute flight deals from St. Louis to San Luis Obispo. Data last updated September 28, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to San Luis Obispo. Data last updated September 28, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Wed 10/76:32 am -
1 stop7h 16m
Mon 10/1212:38 pm -
1 stop7h 21m
Deal found 9/24![American Airlines logo]()
$472
This United Airlines deal was found by Cheapflights users on 9/25. 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 10/237:08 am -
1 stop6h 54m
Fri 10/305:00 am -
1 stop5h 38m
Deal found 9/25![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/288:50 am -
2 stops8h 35m
Wed 11/45:00 am -
2 stops8h 43m
Deal found 9/27![United Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 9/25. 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.
Thu 10/294:42 pm -
2 stops24h 04m
Fri 10/306:30 pm -
1 stop19h 14m
Deal found 9/25![Alaska Airlines logo]()
$557
One-way flights from St. Louis to San Luis ObispoSearch for one-way flight options from St. Louis to San Luis Obispo. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
Search for one-way flight options from St. Louis to San Luis Obispo. Find affordable one-way fares based on user searches. Data last updated September 28, 2026.
This Expedia deal was found by Cheapflights users on 9/25. 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.
Sat 10/316:02 am -
1 stop13h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/25![Alaska Airlines logo]()
$206
This Alaska Airlines deal was found by Cheapflights users on 9/27. 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 10/146:04 am -
2 stops12h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![Alaska Airlines logo]()
$372
This Expedia deal was found by Cheapflights users on 9/24. 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.
Thu 10/1510:12 am -
2 stops15h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![Alaska Airlines logo]()
$378
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/157:08 am -
1 stop6h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$379
This American Airlines deal was found by Cheapflights users on 9/24. 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.
Fri 10/165:40 am -
1 stop8h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![American Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 9/24. 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 10/1611:35 am -
2 stops10h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/24![United Airlines logo]()
$394
This United Airlines deal was found by Cheapflights users on 9/27. 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 10/144:39 pm -
1 stop6h 21m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/27![United Airlines logo]()
$444
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 September 28, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $379 (United Airlines) |
One-way from | $206 (Expedia) |
Popular in | March |
Cheapest in | May |
Average price | $538 |
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 7,457,451 searches. Data last updated September 28, 2026.
Use the filters below to find and compare flights from St. Louis to San Luis Obispo that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Sat 10/31
6:02 am-5:50 pm
1 stop13h 48m
San Luis Obispo County
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$206
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Wed 10/14
6:04 am-4:47 pm
2 stops12h 43m
San Luis Obispo County
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$372
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Wed 10/28
8:50 am-1:16 pm
1 stop6h 26m
San Luis Obispo County
Wed 11/4
8:00 am-6:05 pm
1 stop8h 05m
$379
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Thu 10/29
8:00 am-3:25 pm
1 stop9h 25m
San Luis Obispo County
Sat 10/31
5:00 am-12:38 pm
1 stop5h 38m
$379
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Wed 11/4
8:00 am-3:25 pm
1 stop9h 25m
San Luis Obispo County
Tue 11/10
8:00 am-6:05 pm
1 stop8h 05m
$379
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Fri 10/23
7:08 am-12:02 pm
1 stop6h 54m
San Luis Obispo County
Fri 10/30
7:08 am-6:05 pm
2 stops8h 57m
$384
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Wed 11/4
5:00 am-12:02 pm
2 stops9h 02m
San Luis Obispo County
Tue 11/10
12:42 pm-11:59 pm
2 stops9h 17m
$389
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Sat 2/20
4:30 pm-11:35 pm
2 stops9h 05m
San Luis Obispo County
Sat 2/27
12:45 pm-11:19 pm
2 stops8h 34m
$389
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Fri 10/16
11:35 am-8:11 pm
2 stops10h 36m
San Luis Obispo County
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$394
Quickest round-trip
St. LouisSan Luis Obispo
STL Lambert-St Louis - SBP San Luis Obispo County
STLSBP
Lambert-St Louis
Wed 10/14
4:39 pm-9:00 pm
1 stop6h 21m
San Luis Obispo County
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$444
Showing 1-10 of 16 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
STL-SBP
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
Prices
Airlines
What is the cheapest month to book a flight from St. Louis to San Luis Obispo?
Currently, May is the cheapest month in which you can book a flight from St. Louis to San Luis Obispo (average of $348). Flying from St. Louis to San Luis Obispo in March is currently the most expensive (average of $883). 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.
How much does it cost to fly round-trip from St. Louis to San Luis Obispo?
Airfare is below average for this route at the moment.
St. Louis to San Luis Obispo flights typically cost between $451 and $595 in November.The cheapest round-trip price found within the last 5 days was $379 on United Airlines (Nov 4-Nov 10).
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 September 28, 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.
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
Crew
8.1
Food
6.7
Overall
7.4
Comfort
7.3
Entertainment
7.1
Boarding
7.7
Reviews
1 / 20
4.0
OkaySimon,Jun 2024
LAS - LAX
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.
Traveling to a place near San Luis Obispo?
Book flights to San Luis Obispo if you plan to visit one of these locationsCambria
Morro Bay
Arroyo Grande
San Simeon
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St. Louis and San Luis Obispo flights
Browse other St. Louis and San Luis Obispo flight options. Last updated on September 28, 2026.
Other flights from St. Louis
Browse through other flights departing from St. Louis. Flights are based on user searches made on Cheapflights and were last updated on September 28, 2026.
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Other flights to San Luis Obispo
Explore flights to San Luis Obispo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 28, 2026.
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 7,457,451 searches. Data last updated September 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$348 | Average$581 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$348 | Average$544 | FlexibilityNo cancel fee | On-time71% |