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Uncover the best deals on Atlanta to St Louis flights by comparing fares from hundreds of airlines and agencies.
Good to Know: Cheapest and Fastest ATL - STL Flights
Useful information for finding best airline tickets from Hartsfield Jackson Atlanta International to Lambert St Louis International on your next trip.
Cheapest Round Trip Flight
$379
Frontier Airlines
• 1 stop
• 13h 52m
Oct 12 – Oct 19
The cheapest round trip flight from Atlanta to St Louis (ATL-STL-ATL) is currently $379
Cheapest Direct Flight
$431
Frontier Airlines
• nonstop
• 2h 29m
Oct 12
The cheapest nonstop flight from Atlanta to St Louis (ATL-STL) is currently $431
Fastest Flight
2h 20m
The fastest nonstop flight from Atlanta to St Louis (ATL-STL) takes 2h 20m
Top Airlines Flying from Atlanta to St Louis
Latest Flight Deals from Atlanta (ATL) to St Louis (STL)
Compare and book low fare round-trip air tickets from Atlanta to St Louis. Ideal for travelers with confirmed return itineraries.
Oct 12 - Oct 19, Economy
Atlanta → St Louis
13h 52m
3:41 PM - 11:13 PM • 1 stop
Atlanta → St Louis
2h 39m
6:35 PM - 9:34 PM • nonstop
Frontier Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
29h 3m
6:30 AM - 11:13 PM • 1 stop
Atlanta → St Louis
29h 5m
4:30 PM - 11:15 AM • 1 stop
Frontier Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
2h 26m
10:05 AM - 10:51 AM • nonstop
Atlanta → St Louis
2h 19m
5:35 PM - 8:14 PM • nonstop
Delta Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
12h 35m
12:10 PM - 7:05 PM • 1 stop
Atlanta → St Louis
2h 10m
10:20 AM - 12:50 PM • nonstop
Southwest Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
15h 45m
10:55 PM - 7:40 AM • 1 stop
Atlanta → St Louis
2h 10m
7:50 PM - 10:20 PM • nonstop
Southwest Airlines
Flying to St Louis soon? We've surfaced some of the most affordable last-minute flights from Atlanta to St Louis, ideal for urgent plans or spontaneous trips.
Oct 12 - Oct 19, Economy
Atlanta → St Louis
13h 52m
3:41 PM - 11:13 PM • 1 stop
Atlanta → St Louis
2h 39m
6:35 PM - 9:34 PM • nonstop
Frontier Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
29h 3m
6:30 AM - 11:13 PM • 1 stop
Atlanta → St Louis
29h 5m
4:30 PM - 11:15 AM • 1 stop
Frontier Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
2h 26m
10:05 AM - 10:51 AM • nonstop
Atlanta → St Louis
2h 19m
5:35 PM - 8:14 PM • nonstop
Delta Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
12h 35m
12:10 PM - 7:05 PM • 1 stop
Atlanta → St Louis
2h 10m
10:20 AM - 12:50 PM • nonstop
Southwest Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
15h 45m
10:55 PM - 7:40 AM • 1 stop
Atlanta → St Louis
2h 10m
7:50 PM - 10:20 PM • nonstop
Southwest Airlines
Looking for the fastest way to St Louis? These direct flight options from ATL to STL offer both convenience and value—no layovers, just straight to your destination.
Oct 12 - Oct 19, Economy
Atlanta → St Louis
2h 29m
4:51 PM - 5:40 PM • nonstop
Atlanta → St Louis
2h 39m
6:35 PM - 9:34 PM • nonstop
Frontier Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
2h 26m
10:05 AM - 10:51 AM • nonstop
Atlanta → St Louis
2h 19m
5:35 PM - 8:14 PM • nonstop
Delta Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
2h 20m
7:05 AM - 7:45 AM • nonstop
Atlanta → St Louis
2h 10m
10:20 AM - 12:50 PM • nonstop
Southwest Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
2h 23m
8:40 PM - 9:23 PM • nonstop
Atlanta → St Louis
2h 15m
2:25 PM - 5:00 PM • nonstop
Delta Airlines
Oct 12 - Oct 19, Economy
Atlanta → St Louis
2h 20m
12:40 PM - 1:20 PM • nonstop
Atlanta → St Louis
2h 18m
6:00 AM - 8:38 AM • nonstop
Delta Airlines
FAQs on Atlanta to St Louis Flights
What are the airports in Atlanta?
ATL
What’s the most popular airline flying from ATL to STL?
The most popular airline flying from Atlanta to St Louis are
Can I fly from ATL to STL non-stop?
Yes, you can fly ATL to STL non-stop on
Which airlines fly nonstop between Atlanta and St Louis?
The non-stop flights between Atlanta and St Louis are .
What’s the earliest departure time from ATL to STL Airport?
The earliest flight leaves ATL at 6:30 am and lands in STL - Lambert St Louis International
What are the airports in St Louis?
STL
Can I make changes to my Atlanta to St Louis flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ATL to STL?
Read the fare rules of the Atlanta to St Louis air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Atlanta and St Louis?
operate flights between Atlanta and St Louis
How long does a flight from Atlanta to St Louis take?
It takes approximately 2 hour to fly non-stop from ATL to STL, which is 484.03 miles by air.
Which airlines provide the cheapest flights from Atlanta (ATL) to St Louis (STL) ?
In the past couple of days, the cheapest tickets to STL from ATL were found on F9 : USD 397
Do I need a passport to fly between ATL and STL?
No
What’s the latest departure time from ATL to STL ?
The last flight leaves ATL at 10:55 pm
Atlanta (ATL) to St Louis (STL): Airport Information
| Origin Airport | Hartsfield Jackson Atlanta International , Atlanta, US |
| Destination Airport | Lambert St Louis International , St Louis, US |
| Distance | 484 miles |
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