CA $79 Cheap Flights from St. Louis (STL) to Atlanta (ATL)

View CA $79 flight on Fri, Aug. 15, 2025Opens in a new window

Popular airlines from Lambert-St. Louis International Airport (STL) to Hartsfield-Jackson Atlanta International Airport (ATL)

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Cheap flights from St. Louis (STL) to Atlanta (ATL)

Prices were available within the past 7 days and start at CA $79 for one-way flights and CA $200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Sep. 29 - Mon, Oct. 13
STL
St. Louis
ATL
Atlanta
CA $200 Roundtrip, found 3 days ago
CA $200
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Sep. 29 from St. Louis to Atlanta, returning Mon, Oct. 13, priced at CA $200 found 3 days ago
Delta
Fri, Aug. 22 - Thu, Sep. 11
STL
St. Louis
ATL
Atlanta
CA $214 Roundtrip, found 3 days ago
CA $214
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Aug. 22 from St. Louis to Atlanta, returning Thu, Sep. 11, priced at CA $214 found 3 days ago
Delta
Sat, Sep. 27 - Mon, Oct. 13
STL
St. Louis
ATL
Atlanta
CA $221 Roundtrip, found 3 days ago
CA $221
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep. 27 from St. Louis to Atlanta, returning Mon, Oct. 13, priced at CA $221 found 3 days ago
Spirit Airlines
Fri, Aug. 15 - Sun, Aug. 17
STL
St. Louis
ATL
Atlanta
CA $233 Roundtrip, found 3 days ago
CA $233
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Fri, Aug. 15 from St. Louis to Atlanta, returning Sun, Aug. 17, priced at CA $233 found 3 days ago
Delta
Fri, Aug. 22 - Sat, Sep. 6
STL
St. Louis
ATL
Atlanta
CA $234 Roundtrip, found 3 days ago
CA $234
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Aug. 22 from St. Louis to Atlanta, returning Sat, Sep. 6, priced at CA $234 found 3 days ago
Delta
Sat, Sep. 27 - Sat, Oct. 11
STL
St. Louis
ATL
Atlanta
CA $241 Roundtrip, found 3 days ago
CA $241
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Sep. 27 from St. Louis to Atlanta, returning Sat, Oct. 11, priced at CA $241 found 3 days ago
Delta
Fri, Sep. 26 - Mon, Oct. 13
STL
St. Louis
ATL
Atlanta
CA $250 Roundtrip, found 3 days ago
CA $250
Roundtrip
found 3 days ago
Select Delta flight, departing Fri, Sep. 26 from St. Louis to Atlanta, returning Mon, Oct. 13, priced at CA $250 found 3 days ago
Spirit Airlines
Fri, Aug. 15 - Sun, Aug. 17
STL
St. Louis
ATL
Atlanta
CA $251 Roundtrip, found 3 days ago
CA $251
Roundtrip
found 3 days ago
Select Spirit Airlines flight, departing Fri, Aug. 15 from St. Louis to Atlanta, returning Sun, Aug. 17, priced at CA $251 found 3 days ago
American Airlines
Mon, Sep. 1 - Sat, Sep. 13
STL
St. Louis
ATL
Atlanta
CA $336 Roundtrip, found 3 days ago
CA $336
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep. 1 from St. Louis to Atlanta, returning Sat, Sep. 13, priced at CA $336 found 3 days ago
United
Fri, Aug. 15 - Sun, Aug. 17
STL
St. Louis
ATL
Atlanta
CA $574 Roundtrip, found 3 days ago
CA $574
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug. 15 from St. Louis to Atlanta, returning Sun, Aug. 17, priced at CA $574 found 3 days ago

Find the cheapest month to fly from St. Louis (STL) to Atlanta (ATL)

July is typically the cheapest month to fly

From CA $128 - CA $532 per traveller.

Graph displaying average flight prices per month

Flight from St. Louis to Atlanta (STL - ATL) route information
Origin airport
Lambert-St. Louis Intl.
Destination airport
Hartsfield-Jackson Atlanta Intl.
Roundtrip price
CA $200
Distance
772 km
Average flight time
2 hours 35 mins

St. Louis to Atlanta Flights

The easy way to book your flights from St. Louis to Atlanta 

With Expedia, it’s simple to find and book flights to Atlanta from St. Louis whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Hartsfield-Jackson Atlanta Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from St. Louis to Atlanta today, tomorrow, or this week.  

 

Save dollars with cheap flights from Lambert-St. Louis Intl., STL to Hartsfield-Jackson Atlanta Intl., ATL 

Sort your search results by price to find great deals on your flight from St. Louis to Atlanta—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Atlanta from St. Louis currently is just CA $200 rising to CA $574.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Atlanta  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Atlanta from St. Louis 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Atlanta with Expedia today.

Frequently asked questions

How much is a flight from STL to Atlanta Airport?
Start packing your bags, because round-trip flights between Lambert-St. Louis Intl. Airport (STL) and Atlanta Airport start from CA $200. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book today to nab the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Lambert Field to ATL?
Most flights can be cancelled online, but every air carrier has different terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Hartsfield–Jackson Atlanta International Airport that have flexible change policies?
Plenty of carriers offer the option to reschedule your flight without a change fee. All you pay is the cost difference between the two flights. When looking for Lambert-St. Louis Intl. Airport (STL) to Atlanta Airport flights, you'll find a "No change fees" box for you to pick.
How many hours is the flight from STL to Atlanta Airport?
Get comfortable, select an in-flight movie and 1 hour and 38 minutes will pass by in a jiffy. That's how long it takes to reach ATL from Lambert-St. Louis Intl. Airport (STL).
How far is the flight from STL to Hartsfield–Jackson Atlanta International Airport?
With a flight distance of 780 kilometres, it's only a short hop from STL to Atlanta Airport. It might be a quick flight, but it's still worth bringing something to read.
Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to ATL?
Delta (DL) is the preferred option for many travellers. It operates 152 flights from Lambert Field to Hartsfield–Jackson Atlanta International Airport each month. Operating 100 flights a month on this route, Southwest Airlines (WN) is another top pick.
Are Lambert Field to ATL flight tickets cheaper when they're purchased at the last minute?
Booking your trip from STL to Atlanta Airport last minute could be your ticket to a fantastic deal. However, it might cost you a whole lot more! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to 12 months in advance. If your preferred carrier hasn't released tickets yet, check back regularly as deals are updated all the time on Expedia.

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