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Cheap flights from St Louis to Atlanta Hartsfield-Jackson

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Flight deals from St Louis to Atlanta Hartsfield-Jackson

Looking for a cheap last-minute deal or the best round-trip flight from St Louis to Atlanta Hartsfield-Jackson? Find the lowest prices on one-way and round-trip tickets right here.
Atlanta.$120 per passenger.Departing Thu, Jun 12, returning Sun, Jun 15.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from St Louis on Thu, Jun 12, arriving in Atlanta Hartsfield-Jackson.Inbound direct flight with Frontier Airlines departing from Atlanta Hartsfield-Jackson on Sun, Jun 15, arriving in St Louis.Price includes taxes and charges.From $120, select.
Atlanta.$139 per passenger.Departing Thu, Jul 24, returning Thu, Jul 31.Round-trip flight with Frontier Airlines.Outbound direct flight with Frontier Airlines departing from St Louis on Thu, Jul 24, arriving in Atlanta Hartsfield-Jackson.Inbound direct flight with Frontier Airlines departing from Atlanta Hartsfield-Jackson on Thu, Jul 31, arriving in St Louis.Price includes taxes and charges.From $139, select.
Atlanta.$180 per passenger.Departing Mon, May 12, returning Thu, May 15.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from St Louis on Mon, May 12, arriving in Atlanta Hartsfield-Jackson.Inbound indirect flight with Frontier Airlines, departing from Atlanta Hartsfield-Jackson on Thu, May 15, arriving in St Louis.Price includes taxes and charges.From $180, select.
Atlanta.$181 per passenger.Departing Sun, May 18, returning Sat, Jun 21.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from St Louis on Sun, May 18, arriving in Atlanta Hartsfield-Jackson.Inbound indirect flight with Frontier Airlines, departing from Atlanta Hartsfield-Jackson on Sat, Jun 21, arriving in St Louis.Price includes taxes and charges.From $181, select.
Atlanta.$189 per passenger.Departing Sun, May 25, returning Tue, Jun 24.Round-trip flight with Southwest Airlines.Outbound direct flight with Southwest Airlines departing from St Louis on Sun, May 25, arriving in Atlanta Hartsfield-Jackson.Inbound direct flight with Southwest Airlines departing from Atlanta Hartsfield-Jackson on Tue, Jun 24, arriving in St Louis.Price includes taxes and charges.From $189, select.
Atlanta.$197 per passenger.Departing Fri, Oct 3, returning Sun, Oct 5.Round-trip flight with Spirit Airlines.Outbound indirect flight with Spirit Airlines, departing from St Louis on Fri, Oct 3, arriving in Atlanta Hartsfield-Jackson.Inbound indirect flight with Spirit Airlines, departing from Atlanta Hartsfield-Jackson on Sun, Oct 5, arriving in St Louis.Price includes taxes and charges.From $197, select.
Atlanta.$197 per passenger.Departing Fri, Aug 22, returning Sun, Aug 24.Round-trip flight with Delta.Outbound direct flight with Delta departing from St Louis on Fri, Aug 22, arriving in Atlanta Hartsfield-Jackson.Inbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Sun, Aug 24, arriving in St Louis.Price includes taxes and charges.From $197, select.
Atlanta.$198 per passenger.Departing Mon, Jun 23, returning Sun, Jul 6.Round-trip flight with Delta.Outbound direct flight with Delta departing from St Louis on Mon, Jun 23, arriving in Atlanta Hartsfield-Jackson.Inbound direct flight with Delta departing from Atlanta Hartsfield-Jackson on Sun, Jul 6, arriving in St Louis.Price includes taxes and charges.From $198, select.

Find the cheapest month to fly from St Louis to Atlanta Hartsfield-Jackson

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like St Louis to Atlanta Hartsfield-Jackson flights are currently cheapest in June.
May
from $180
Jun
from $120
Jul
from $139
Aug
from $197
Sep
Find prices
Oct
from $197
Nov
from $198
Dec
from $312
Jan
from $310
Feb
Find prices
Mar
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Apr
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Direct flights from St Louis to Atlanta Hartsfield-Jackson

St Louis to Atlanta Hartsfield-Jackson: Alternative routes

Compare routes from St Louis to Atlanta below. You may find an airport to fly into that's cheaper, faster, or easier than Atlanta Hartsfield-Jackson.

St Louis to Atlanta: Flight information

The things to know before you go.
Cheapest flight found$120
Cheapest month to flyJune
Average flight time1 hr, 39 mins
Most popular airlineLATAM Airlines
Average flights per week349

Finding cheap flights from St Louis to Atlanta Hartsfield-Jackson: Frequently asked questions

The best price we found for a round-trip flight from St Louis to Atlanta Hartsfield-Jackson is $120. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
1 hour and 39 minutes is the average flight time from St Louis to Atlanta Hartsfield-Jackson.
LATAM Airlines, WestJet and Southwest Airlines fly direct from St Louis to Atlanta Hartsfield-Jackson.
There are 349 flights per week flying from St Louis to Atlanta Hartsfield-Jackson, as of May 2025.
The cheapest month to fly from St Louis to Atlanta Hartsfield-Jackson is usually May 2025.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from St Louis Airport to Atlanta Hartsfield-Jackson Airport on Thursday, June 12, 2025.
Yes – the average flight time is 1 hour and 39 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Atlanta Hartsfield-Jackson but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Atlanta is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Frontier Airlines offers the cheapest flight tickets to Atlanta Hartsfield-Jackson.

Flying from Lambert-St. Louis International Airport (STL) to Hartsfield-Jackson Atlanta International Airport (ATL): what you need to know

  • Jump on a direct flight from Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport and you'll be traveling for an average of 1 hour 35 minutes.

  • Atlanta is one hour ahead of St Louis and observes the UTC-4 timezone.

  • Flights from STL to ATL start at 05:00 — the earliest with Southwest Airlines. The last departure is at 21:25 with Southwest Airlines. Overall, there are 82 weekly Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport flights.

  • For a smooth journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to catch your STL to ATL flight.

  • Be prepared for longer lines during popular months such as July. Arriving up to four hours ahead of international flights and two hours for domestic departures is a smart move.

  • Getting to Atlanta (and then exploring more of United States!) is a snap with Delta Air Lines. This popular airline offers direct flights from Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport.

  • The majority of passengers choose to fly with Delta Air Lines on this route.

  • Delta Air Lines is the most punctual carrier offering STL to ATL flights. A reliable 84.72% of its services on this route land on time.

  • If you'd like to split up your journey, simply deselect 'Direct flights only' when searching for your ticket from Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport. Here are the top stopovers between STL and ATL:

    • Nashville International Airport

    • Chicago Midway International Airport

    • Bill and Hillary Clinton National Airport

How to find the cheapest flights from Lambert-St. Louis International Airport (STL) to Hartsfield-Jackson Atlanta International Airport (ATL)

  • At the moment, $69 is the lowest price we've found for a one-way Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport flight. The best price for a return ticket is $120. Bear in mind that fares can change due to availability at the time of booking.

  • Score cheap tickets from STL to ATL by booking six months ahead. Based on our research, that's the sweet spot for bagging a bargain.

  • Plan your trip for May. That's the cheapest month for flights from Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport. If you're flexible on when you fly, use the 'Whole month' tool to find the cheapest price across each month.

  • Finding cheap flights from STL to ATL is easy with Price Alerts. Simply create one of these automatic alerts and we'll let you know when a new deal comes up.

  • Tailor your flights using filters. Select your ideal departure and arrival times, total journey duration and airlines. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport.

Handy information about Lambert-St. Louis International Airport (STL)

  • You'll find STL at 10701 Lambert International Blvd..

  • When it comes to Lambert-St. Louis International Airport's on-time performance, data shows 78.04% of flights stick to their scheduled arrival time.

  • To reach Lambert-St. Louis International Airport from central St Louis, it takes around 20 minutes if you're traveling by car. Of course, this depends on traffic conditions. It's approximately 26 kilometers from the airport to the city center.

  • You can expect a trip time of roughly 35 minutes on public transport.

  • Catching an early flight from Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport? Avoid the last-minute rush to the airport (and sneak in some extra precious sleep) by picking one of these hotels near STL:

Arriving at Hartsfield-Jackson Atlanta International Airport (ATL)

Getting from Hartsfield-Jackson Atlanta International Airport (ATL) to central Atlanta

  • ATL is located at 6000 N Terminal Parkway.

  • Hartsfield-Jackson Atlanta International Airport to the center of Atlanta has a drive time of around 15 minutes. It's approximately 18 kilometers away.

  • If you're using public transport, expect a journey time of roughly 1 hour 10 minutes.

When to fly to Hartsfield-Jackson Atlanta International Airport (ATL)

  • It's time to pick your dates for your flight from Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport. July is the busiest month to visit Atlanta. If you want a more laid-back vibe, go in February.

  • The warmest month in Atlanta is July, with temperatures ranging between 19ºC (66ºF) and 34ºC (93ºF). Lock in your flights from Lambert-St. Louis International Airport to Hartsfield-Jackson Atlanta International Airport in this month if this is the type of weather you like.

  • January sees average temperatures of between -3ºC (27ºF) and 14ºC (57ºF). Search for cheap tickets from STL to ATL sometime around then if you like cooler conditions.

Explore more of United States

  • Jacksonville is just one of the many cities in United States waiting to be explored after you've experienced Atlanta. Around 467 kilometers away to the south-east, its top attractions include Jacksonville Zoo and Gardens, The Cummer Museum of Art & Gardens and Friendship Fountain.

  • Around 370 kilometers north-east of Atlanta, Charlotte is another essential stop in United States. Get a taste of what this destination has to offer at NASCAR Hall of Fame, Freedom Park and Carolinas Aviation Museum.

Plan the rest of your trip from St Louis to Atlanta

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.