$210 Cheap Flights from St. Louis (STL) to St. George (SGU)

View $210 flight on Mon, Jan 12, 2026Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to St. George Regional Airport (SGU)

Cheap Flights from St. Louis to St. George (STL-SGU)

Prices were available within the past 7 days and start at $210 for one-way flights and $258 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Jan 8 - Mon, Jan 12
STL
St. Louis
SGU
St. George
$258 Roundtrip, found 15 hours ago
$258
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, Jan 8 from St. Louis to St. George, returning Mon, Jan 12, priced at $258 found 15 hours ago
Delta
Sun, Nov 23 - Wed, Dec 3
STL
St. Louis
SGU
St. George
$258 Roundtrip, found 10 hours ago
$258
Roundtrip
found 10 hours ago
Select Delta flight, departing Sun, Nov 23 from St. Louis to St. George, returning Wed, Dec 3, priced at $258 found 10 hours ago
Delta
Wed, Jan 7 - Wed, Jan 14
STL
St. Louis
SGU
St. George
$264 Roundtrip, found 3 days ago
$264
Roundtrip
found 3 days ago
Select Delta flight, departing Wed, Jan 7 from St. Louis to St. George, returning Wed, Jan 14, priced at $264 found 3 days ago
Delta
Thu, Jan 8 - Wed, Jan 14
STL
St. Louis
SGU
St. George
$269 Roundtrip, found 3 days ago
$269
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Jan 8 from St. Louis to St. George, returning Wed, Jan 14, priced at $269 found 3 days ago
Delta
Tue, Nov 11 - Fri, Nov 21
STL
St. Louis
SGU
St. George
$283 Roundtrip, found 5 days ago
$283
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Nov 11 from St. Louis to St. George, returning Fri, Nov 21, priced at $283 found 5 days ago
United
Thu, Jan 8 - Mon, Jan 12
STL
St. Louis
SGU
St. George
$285 Roundtrip, found 15 hours ago
$285
Roundtrip
found 15 hours ago
Select United flight, departing Thu, Jan 8 from St. Louis to St. George, returning Mon, Jan 12, priced at $285 found 15 hours ago
Delta
Tue, Nov 11 - Mon, Nov 24
STL
St. Louis
SGU
St. George
$289 Roundtrip, found 5 days ago
$289
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Nov 11 from St. Louis to St. George, returning Mon, Nov 24, priced at $289 found 5 days ago
United
Mon, Jun 1 - Tue, Jun 9
STL
St. Louis
SGU
St. George
$292 Roundtrip, found 5 days ago
$292
Roundtrip
found 5 days ago
Select United flight, departing Mon, Jun 1 from St. Louis to St. George, returning Tue, Jun 9, priced at $292 found 5 days ago
American Airlines
Sat, Nov 15 - Wed, Nov 19
STL
St. Louis
SGU
St. George
$293 Roundtrip, found 2 days ago
$293
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 15 from St. Louis to St. George, returning Wed, Nov 19, priced at $293 found 2 days ago
American Airlines
Sat, Nov 15 - Wed, Nov 19
STL
St. Louis
SGU
St. George
$299 Roundtrip, found 2 days ago
$299
Roundtrip
found 2 days ago
Select American Airlines flight, departing Sat, Nov 15 from St. Louis to St. George, returning Wed, Nov 19, priced at $299 found 2 days ago

Find the cheapest month to fly from St. Louis (STL) to St. George (SGU)

August is typically the cheapest month to fly

From $258 - $504 per traveler.

Alternative airports near St. George

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

Select flight to St. George Regional Airport SGU. Cheapest and Closest option available. Average driving time to city center is 20 minutes. Flights from $373
SGU
St. George Regional Airport
CheapestClosest
Average driving time to city center20 min
Flights from $373

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU) cost?
Grab a cheap one-way flight from $210 or cheap return flight from $258 from Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU) 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 Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU)?
January is the most affordable month to fly from STL to SGU. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU)?
To find the cheapest airline that'll fly you from STL to SGU, use Expedia's filter tool. Tailor your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU)?
There aren't any daily direct flights departing from Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU). But you can book flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from STL to SGU?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change based on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU)?
To avoid potential delays on the Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU) route, aim to travel before 3 PM. Flights after this time are 22% more likely to be canceled.**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 Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU) last-minute?
Last-minute fares from STL to SGU are typically more expensive. To secure the best prices, start looking for flights as soon as possible. That said, if you can play around with your travel dates, you may score a cheap ticket right before you leave.
Is it cheaper to book a STL to SGU flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to SGU flight and hotel package with Expedia could lead to significant savings. What's more, having it all in one place will take the hassle out of planning your trip. Simply secure your flights and select from our wide range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to St. George Airport (SGU)?
If you reserved your STL to SGU flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for more details.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
St. George
Airlines serving
American Airlines, Delta, United
Roundtrip price
$258
Distance
1264 mi

Book with confidence

St. Louis to St. George Flights

The cheapest times to fly from St. Louis to St. George

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 St. Louis to St. George are during the month of January. You can find some of the cheapest flights from St. Louis to St. George with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from St. Louis to St. George

Sunday is one of the best days to book for cheap flights from St. Louis to St. George: 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 St. Louis to St. George

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 St. Louis to St. George in 2025. You can also book with separate airlines for your outbound and return journeys, from $210 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 St. Louis to St. George 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 St. Louis to St. George 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.

 

St. Louis to St. George Flights

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*Available to One Key members.