$176 Cheap Flights from St. Louis (STL) to Augusta (AGS)

View $176 flight on Mon, Dec 1, 2025Opens in a new window

Popular airlines from St. Louis Lambert Intl. Airport (STL) to Augusta Regional Airport (AGS)

Cheap Flights from St. Louis to Augusta (STL-AGS)

Prices were available within the past 7 days and start at $176 for one-way flights and $351 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Dec 5 - Sun, Dec 7
STL
St. Louis
AGS
Augusta
$351 Roundtrip, found 3 hours ago
$351
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Fri, Dec 5 from St. Louis to Augusta, returning Sun, Dec 7, priced at $351 found 3 hours ago
Delta
Fri, Dec 5 - Sun, Dec 7
STL
St. Louis
AGS
Augusta
$351 Roundtrip, found 3 hours ago
$351
Roundtrip
found 3 hours ago
Select Delta flight, departing Fri, Dec 5 from St. Louis to Augusta, returning Sun, Dec 7, priced at $351 found 3 hours ago
Delta
Thu, Dec 18 - Fri, Jan 2
STL
St. Louis
AGS
Augusta
$354 Roundtrip, found 1 day ago
$354
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Dec 18 from St. Louis to Augusta, returning Fri, Jan 2, priced at $354 found 1 day ago
Delta
Fri, Dec 5 - Sun, Dec 7
STL
St. Louis
AGS
Augusta
$361 Roundtrip, found 3 hours ago
$361
Roundtrip
found 3 hours ago
Select Delta flight, departing Fri, Dec 5 from St. Louis to Augusta, returning Sun, Dec 7, priced at $361 found 3 hours ago
Delta
Fri, Dec 19 - Fri, Jan 2
STL
St. Louis
AGS
Augusta
$364 Roundtrip, found 1 day ago
$364
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Dec 19 from St. Louis to Augusta, returning Fri, Jan 2, priced at $364 found 1 day ago
Delta
Sat, Nov 8 - Mon, Nov 10
STL
St. Louis
AGS
Augusta
$367 Roundtrip, found 22 hours ago
$367
Roundtrip
found 22 hours ago
Select Delta flight, departing Sat, Nov 8 from St. Louis to Augusta, returning Mon, Nov 10, priced at $367 found 22 hours ago
Delta
Mon, Nov 24 - Tue, Dec 9
STL
St. Louis
AGS
Augusta
$369 Roundtrip, found 3 days ago
$369
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Nov 24 from St. Louis to Augusta, returning Tue, Dec 9, priced at $369 found 3 days ago
Delta
Fri, Dec 5 - Sun, Dec 7
STL
St. Louis
AGS
Augusta
$371 Roundtrip, found 3 hours ago
$371
Roundtrip
found 3 hours ago
Select Delta flight, departing Fri, Dec 5 from St. Louis to Augusta, returning Sun, Dec 7, priced at $371 found 3 hours ago
Delta
Tue, Oct 28 - Fri, Oct 31
STL
St. Louis
AGS
Augusta
$372 Roundtrip, found 2 days ago
$372
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Oct 28 from St. Louis to Augusta, returning Fri, Oct 31, priced at $372 found 2 days ago
American Airlines
Fri, Oct 31 - Sun, Nov 2
STL
St. Louis
AGS
Augusta
$377 Roundtrip, found 2 days ago
$377
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Oct 31 from St. Louis to Augusta, returning Sun, Nov 2, priced at $377 found 2 days ago

Find the cheapest month to fly from St. Louis (STL) to Augusta (AGS)

February is typically the cheapest month to fly

From $256 - $662 per traveler.

Alternative airports near Augusta

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

Select flight to Augusta Regional AGS. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $393
AGS
Augusta Regional
CheapestClosest
Average driving time to city center13 min
Flights from $393

Frequently asked questions

How much does a flight from Lambert-St. Louis Intl. Airport (STL) to Augusta Regional Airport (AGS) cost?
Lock in a cheap one-way flight from $176 or cheap return flight from $351 from Lambert-St. Louis Intl. Airport (STL) to Augusta Regional Airport (AGS) 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 Augusta Regional Airport (AGS)?
December is the cheapest month to fly from STL to AGS. Traveling during quieter months is often the key to finding better fares.
What is the cheapest airline that flies from Lambert-St. Louis Intl. Airport (STL) to Augusta Regional Airport (AGS)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from STL to AGS. Then, sort your results by "Price (lowest to highest)" to snag a good deal.
How many flights per day from Lambert-St. Louis Intl. Airport (STL) to Augusta Regional Airport (AGS)?
There are no daily direct flights from Lambert-St. Louis Intl. Airport (STL) to Augusta Regional Airport (AGS). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way in no time.
What day of the week has the most flights from STL to AGS?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change depending on the time of year, carrier and other factors.*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 Augusta Regional Airport (AGS)?
To avoid possible delays on the Lambert-St. Louis Intl. Airport (STL) to Augusta Regional Airport (AGS) route, aim to fly 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 Lambert-St. Louis Intl. Airport (STL) to Augusta Regional Airport (AGS) last-minute?
Holding off until right before your break to book a flight from STL to AGS often results in higher prices. While you might find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open for a better chance of landing a bargain.
Is it cheaper to book a STL to AGS flight and hotel package?
Compared with arranging flights and hotels separately, booking a STL to AGS flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the stress out of planning your trip. Just pick your flights and select from our extensive range of stays, then tailor your trip with other add-ons like tours, car rentals and activities.
Can I cancel or change the date of my flight from Lambert-St. Louis Intl. Airport (STL) to Augusta Regional Airport (AGS)?
Typically, you're able to reschedule or cancel your STL to AGS flight. However, there may be additional fees, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you need further information, visit our Customer Service portal.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Augusta Regional
Airlines serving
American Airlines, Delta
Roundtrip price
$350
Distance
597 mi

Book with confidence

St. Louis to Augusta Flights

The cheapest times to fly from St. Louis to Augusta

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

 

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

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

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 Augusta in 2025. You can also book with separate airlines for your outbound and return journeys, from $176 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 Augusta 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 Augusta 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 Augusta Flights

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*Available to One Key members.