$172 Cheap Flights from San Luis Obispo (SBP) to St. Louis (STL)

View $172 flight on Fri, Oct 31, 2025Opens in a new window

Popular airlines from San Luis Obispo County Regional Airport (SBP) to St. Louis Lambert Intl. Airport (STL)

Cheap Flights from San Luis Obispo to St. Louis (SBP-STL)

Prices were available within the past 7 days and start at $172 for one-way flights and $332 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Sat, Nov 1 - Sat, Nov 8
SBP
San Luis Obispo
STL
St. Louis
$332 Roundtrip, found 3 days ago
$332
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, Nov 1 from San Luis Obispo to St. Louis, returning Sat, Nov 8, priced at $332 found 3 days ago
Hawaiian Airlines
Wed, Nov 12 - Fri, Nov 14
SBP
San Luis Obispo
STL
St. Louis
$342 Roundtrip, found 4 days ago
$342
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Nov 12 from San Luis Obispo to St. Louis, returning Fri, Nov 14, priced at $342 found 4 days ago
American Airlines
Fri, Oct 31 - Sun, Nov 9
SBP
San Luis Obispo
STL
St. Louis
$343 Roundtrip, found 3 days ago
$343
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Oct 31 from San Luis Obispo to St. Louis, returning Sun, Nov 9, priced at $343 found 3 days ago
Alaska Airlines
Wed, Oct 29 - Tue, Nov 4
SBP
San Luis Obispo
STL
St. Louis
$343 Roundtrip, found 5 days ago
$343
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from San Luis Obispo to St. Louis, returning Tue, Nov 4, priced at $343 found 5 days ago
United
Fri, Oct 31 - Sun, Nov 9
SBP
San Luis Obispo
STL
St. Louis
$348 Roundtrip, found 3 days ago
$348
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 31 from San Luis Obispo to St. Louis, returning Sun, Nov 9, priced at $348 found 3 days ago
Hawaiian Airlines
Sat, Nov 1 - Fri, Nov 7
SBP
San Luis Obispo
STL
St. Louis
$352 Roundtrip, found 3 days ago
$352
Roundtrip
found 3 days ago
Select Hawaiian Airlines flight, departing Sat, Nov 1 from San Luis Obispo to St. Louis, returning Fri, Nov 7, priced at $352 found 3 days ago
United
Fri, Oct 31 - Sun, Nov 9
SBP
San Luis Obispo
STL
St. Louis
$353 Roundtrip, found 3 days ago
$353
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 31 from San Luis Obispo to St. Louis, returning Sun, Nov 9, priced at $353 found 3 days ago
Alaska Airlines
Fri, Oct 31 - Sun, Nov 9
SBP
San Luis Obispo
STL
St. Louis
$355 Roundtrip, found 3 days ago
$355
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Fri, Oct 31 from San Luis Obispo to St. Louis, returning Sun, Nov 9, priced at $355 found 3 days ago
Alaska Airlines
Wed, Oct 29 - Tue, Nov 4
SBP
San Luis Obispo
STL
St. Louis
$358 Roundtrip, found 5 days ago
$358
Roundtrip
found 5 days ago
Select Alaska Airlines flight, departing Wed, Oct 29 from San Luis Obispo to St. Louis, returning Tue, Nov 4, priced at $358 found 5 days ago
Hawaiian Airlines
Wed, Nov 12 - Sun, Nov 16
SBP
San Luis Obispo
STL
St. Louis
$362 Roundtrip, found 4 days ago
$362
Roundtrip
found 4 days ago
Select Hawaiian Airlines flight, departing Wed, Nov 12 from San Luis Obispo to St. Louis, returning Sun, Nov 16, priced at $362 found 4 days ago

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $772
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $772

Frequently asked questions

How much does a flight from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL) cost?
Snag a cheap one-way flight from $172 or cheap return flight from $332 from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL)?
Traveling in November is a good way to save, as it's the cheapest month for flights between SBP and STL. You'll often find the lowest prices during off-peak months.
What is the cheapest airline that flies from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL)?
Expedia's filter tool lets you easily compare different airlines, flight durations and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest SBP to STL flight.
How many flights per day from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL)?
Direct flights from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SBP to STL?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL)?
To avoid possible delays on the San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL) route, aim to travel before 3 PM. Departures after this time have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL) last-minute?
Holding off until right before your break to book a ticket from SBP to STL often results in higher prices. Although you may find some last-minute offers, they're not always guaranteed. Be flexible with your itinerary to boost your chances of landing a bargain.
Is it cheaper to book a SBP to STL flight and hotel package?
Compared with arranging hotels and flights separately, booking a SBP to STL flight and hotel package with Expedia could result in significant savings. Better still, having everything in one convenient place will take the stress out of travel planning. Simply secure your flights and choose from our wide range of hotels, then personalize your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from San Luis Obispo County Regional Airport (SBP) to Lambert-St. Louis Intl. Airport (STL)?
It's generally possible to cancel or reschedule your SBP to STL flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
San Luis Obispo County Regional
Destination airport
Lambert-St. Louis Intl.
Airlines serving
Alaska Airlines, American Airlines, Hawaiian Airlines, United
Roundtrip price
$332
Distance
1680 mi

Book with confidence

San Luis Obispo to St. Louis Flights

The cheapest times to fly from San Luis Obispo to St. Louis

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Luis Obispo to St. Louis are during the month of November. You can find some of the cheapest flights from San Luis Obispo to St. Louis with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Luis Obispo to St. Louis

Sunday is one of the best days to book for cheap flights from San Luis Obispo to St. Louis: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Luis Obispo to St. Louis

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Luis Obispo to St. Louis in 2025. You can also book with separate airlines for your outbound and return journeys, from $172 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Luis Obispo to St. Louis flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Luis Obispo to St. Louis airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Luis Obispo to St. Louis Flights

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*Available to One Key members.