$340+ Cheap flights from St. Louis to San Luis Obispo (STL - 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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SBP
Jun 5 — Jun 121
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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Best
Last-minute
One-way
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 May 6, 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 May 6, 2026.
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Sat 5/308:00 am
STL
- SBP
1 stop5h 47m
American Airlines
Wed 6/1012:52 pm
SBP
- STL
1 stop9h 07m
American Airlines
Deal found 5/4![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Sat 5/234:45 pm
STL
- SBP
1 stop6h 05m
United Airlines
Wed 5/2712:42 pm
SBP
- STL
1 stop6h 28m
United Airlines
Deal found 5/3![United Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 5/3. 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.
Sat 5/239:41 am
STL
- SBP
2 stops10h 41m
American Airlines
Wed 5/276:00 am
SBP
- STL
2 stops9h 20m
American Airlines
Deal found 5/3![American Airlines logo]()
$394
This Orbitz deal was found by Cheapflights users on 5/3. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:59 pm
STL
- SBP
1 stop25h 00m
Alaska Airlines
Mon 10/56:30 pm
SBP
- STL
1 stop19h 14m
Alaska Airlines
Deal found 5/3![Alaska Airlines logo]()
$399
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Wed 7/155:29 am
STL
- SBP
1 stop8h 15m
American Airlines
Tue 7/217:02 pm
SBP
- STL
2 stops11h 32m
American Airlines
Deal found 5/4![American Airlines logo]()
$412
This United Airlines deal was found by Cheapflights users on 5/4. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/131:36 pm
STL
- SBP
2 stops8h 26m
United Airlines
Tue 10/2010:52 am
SBP
- STL
2 stops7h 45m
United Airlines
Deal found 5/4![United Airlines logo]()
$417
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Tue 7/149:41 am
STL
- SBP
2 stops7h 56m
American Airlines
Fri 7/317:02 pm
SBP
- STL
2 stops11h 29m
American Airlines
Deal found 5/5![American Airlines logo]()
$418
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 May 6, 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 May 6, 2026.
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Sat 5/308:00 am
STL
- SBP
1 stop5h 47m
American Airlines
Wed 6/1012:52 pm
SBP
- STL
1 stop9h 07m
American Airlines
Deal found 5/1![American Airlines logo]()
$349
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Sat 5/234:45 pm
STL
- SBP
2 stops8h 59m
United Airlines
Wed 5/2712:42 pm
SBP
- STL
1 stop6h 28m
United Airlines
Deal found 5/3![United Airlines logo]()
$389
This Alaska Airlines deal was found by Cheapflights users on 5/4. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/195:33 pm
STL
- SBP
1 stop25h 25m
Alaska Airlines
Sat 5/235:38 pm
SBP
- STL
1 stop20h 59m
Alaska Airlines
Deal found 5/4![Alaska Airlines logo]()
$442
This American Airlines deal was found by Cheapflights users on 5/3. 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.
Sat 5/239:41 am
STL
- SBP
2 stops10h 41m
American Airlines
Wed 5/276:00 am
SBP
- STL
2 stops9h 20m
American Airlines
Deal found 5/3![American Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 5/195:20 am
STL
- SBP
1 stop8h 45m
American Airlines
Sun 5/2412:51 pm
SBP
- STL
1 stop9h 08m
American Airlines
Deal found 5/4![American Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 5/1. 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.
Tue 6/212:45 pm
STL
- SBP
2 stops12h 00m
American Airlines
Wed 6/1012:52 pm
SBP
- STL
1 stop9h 07m
American Airlines
Deal found 5/1![American Airlines logo]()
$454
Last-minute flights from St. Louis to San Luis ObispoDiscover last-minute flight deals from St. Louis to San Luis Obispo. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to San Luis Obispo. Data last updated May 6, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 5/195:20 am
STL
- SBP
2 stops12h 42m
American Airlines
Sun 5/2412:51 pm
SBP
- STL
1 stop6h 51m
American Airlines
Deal found 5/4![American Airlines logo]()
$412
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Tue 5/199:34 am
STL
- SBP
2 stops8h 28m
American Airlines
Sat 5/2312:51 pm
SBP
- STL
1 stop6h 51m
American Airlines
Deal found 5/4![American Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 5/3. 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.
Sat 5/234:45 pm
STL
- SBP
1 stop6h 05m
United Airlines
Wed 5/2712:42 pm
SBP
- STL
1 stop6h 28m
United Airlines
Deal found 5/3![United Airlines logo]()
$384
This American Airlines deal was found by Cheapflights users on 5/3. 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.
Sat 5/239:41 am
STL
- SBP
2 stops10h 41m
American Airlines
Wed 5/276:00 am
SBP
- STL
2 stops9h 20m
American Airlines
Deal found 5/3![American Airlines logo]()
$394
This American Airlines deal was found by Cheapflights users on 5/4. 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.
Sat 5/308:00 am
STL
- SBP
1 stop5h 47m
American Airlines
Wed 6/1012:52 pm
SBP
- STL
1 stop9h 07m
American Airlines
Deal found 5/4![American Airlines logo]()
$349
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 May 6, 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 May 6, 2026.
This Expedia deal was found by Cheapflights users on 5/5. 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.
Sun 7/55:37 pm
STL
- SBP
1 stop8h 08m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$340
This Expedia deal was found by Cheapflights users on 5/5. 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.
Sun 5/246:00 am
STL
- SBP
1 stop11h 34m
Alaska Airlines
Deal found 5/5![Alaska Airlines logo]()
$345
This American Airlines deal was found by Cheapflights users on 5/2. 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.
Fri 7/108:00 am
STL
- SBP
1 stop5h 51m
American Airlines
Deal found 5/2![American Airlines logo]()
$374
This United Airlines deal was found by Cheapflights users on 5/2. 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.
Fri 7/101:38 pm
STL
- SBP
2 stops10h 34m
United Airlines
Deal found 5/2![United Airlines logo]()
$379
This deal was found by Cheapflights users on 5/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:48 pm
STL
- SBP
1 stop6h 02m
United Airlines
Deal found 5/2![United Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/55:37 pm
STL
- SBP
3 stops42h 33m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$784
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/246:21 am
STL
- SBP
3 stops35h 13m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$893
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 May 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $349 (American Airlines) |
One-way from | $340 (Expedia) |
Popular in | March |
Cheapest in | June |
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 2,558,603 searches. Data last updated May 6, 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
Quickest round-trip
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Sat 5/30
8:00 am-11:47 am
1 stop5h 47m
San Luis Obispo County
Wed 6/10
12:52 pm-11:59 pm
1 stop9h 07m
$349
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Sat 5/23
4:45 pm-11:44 pm
2 stops8h 59m
San Luis Obispo County
Wed 5/27
12:42 pm-9:10 pm
1 stop6h 28m
$389
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Sat 5/23
9:41 am-6:22 pm
2 stops10h 41m
San Luis Obispo County
Wed 5/27
6:00 am-5:20 pm
2 stops9h 20m
$394
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Tue 5/19
5:20 am-12:05 pm
1 stop8h 45m
San Luis Obispo County
Sun 5/24
12:51 pm-11:59 pm
1 stop9h 08m
$436
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Tue 5/19
5:33 pm-4:58 pm
1 stop25h 25m
San Luis Obispo County
Sat 5/23
5:38 pm-4:37 pm
1 stop20h 59m
$442
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Tue 6/2
12:45 pm-10:45 pm
2 stops12h 00m
San Luis Obispo County
Wed 6/10
12:52 pm-11:59 pm
1 stop9h 07m
$454
Cheapest one-way
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Sun 7/5
5:37 pm-11:45 pm
1 stop8h 08m
$340
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Sun 5/24
6:00 am-3:34 pm
1 stop11h 34m
$345
Quickest one-way
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Fri 7/10
8:00 am-11:51 am
1 stop5h 51m
$374
St. LouisSan Luis Obispo
STL - SBP
STLSBP
Lambert-St Louis
Fri 7/10
1:38 pm-10:12 pm
2 stops10h 34m
$379
Showing 1-10 of 13 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 May.
| 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
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 $474). 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?
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 May 6, 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.
Boarding
7.7
Comfort
7.3
Food
6.6
Crew
8.1
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Boarding
7.7
Comfort
7.3
Food
6.6
Crew
8.1
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
Boarding
7.7
Comfort
7.3
Food
6.6
Crew
8.1
Overall
7.4
Entertainment
7.1
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
FRA - SFO
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 locationsMorro Bay
Cambria
Arroyo Grande
San Simeon
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Complete your trip
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St. Louis and San Luis Obispo flights
Browse other St. Louis and San Luis Obispo flight options. Last updated on May 6, 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 May 6, 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 May 6, 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 2,558,603 searches. Data last updated May 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$380 | Average$656 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$422 | Average$538 | FlexibilityNo cancel fee | On-time71% |