How many flights depart from St. Louis to Atlanta on average per week?

150 flights are operational weekly from St. Louis to Atlanta as of October 2026. The most popular departure day for this route is Wed, with 29% of flights per week taking off on this day.

How many flights depart from St. Louis to Atlanta on average per day?

As of October 2026, there are 21 flights per day flying from St. Louis to Atlanta. The most common time of day flights depart is 10:00, with 51% of flights taking off in the afternoon.

What is the cheapest airline that flies from Lambert-St Louis to Atlanta Hartsfield-Jackson?

Delta and Southwest are the most popular carriers operating from Lambert-St Louis to Atlanta Hartsfield-Jackson

When did momondo last update prices for flights from Lambert-St Louis Airport to Atlanta Hartsfield-Jackson Airport?

Prices for flights from Lambert-St Louis Airport to Atlanta Hartsfield-Jackson Airport were last updated today.

How old do you have to be to fly from Lambert-St Louis Airport to Atlanta Hartsfield-Jackson Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Atlanta Hartsfield-Jackson Airport.

What documentation or ID do you need to fly to Atlanta Hartsfield-Jackson Airport?

The travel and health documents required for your trip to Atlanta Hartsfield-Jackson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Atlanta Hartsfield-Jackson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

R978 Cheap Flights from St. Louis to Atlanta in 2026/27

Find the cheapest flights from St. Louis to Atlanta

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

18:59 - 21:41STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 42mdirect

10:00 - 10:48ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 48mdirect

R1 939Delta

Tue, Jan 12 - Sat, Jan 16

14:25 - 17:00STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 35mdirect

17:33 - 18:15ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 42mdirect

R2 105Delta

Mon, Oct 26 - Tue, Oct 27

17:30 - 20:10STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 40mdirect

23:10 - 23:56ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 46mdirect

R2 271Delta

Thu, Nov 12 - Mon, Nov 16

8:30 - 16:10STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

6h 40m2 stops Milwaukee-Mitchell Baltimore/Washington

7:00 - 7:40ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R2 354Southwest

Tue, Oct 27 - Tue, Nov 3

17:25 - 19:55STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

7:00 - 7:45ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 45mdirect

R2 387Southwest

Tue, Jan 12 - Tue, Jan 19

11:25 - 18:35STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

6h 10m1 stop Baltimore/Washington

14:20 - 15:00ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R2 437Southwest

Wed, Oct 21 - Wed, Oct 28

14:30 - 17:00STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

7:00 - 7:40ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R2 453Southwest

Sat, Oct 31 - Sun, Nov 1

8:30 - 16:10STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

6h 40m2 stops Milwaukee-Mitchell Baltimore/Washington

20:15 - 20:55ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R2 520Southwest

Tue, Oct 27 - Thu, Oct 29

17:35 - 20:14STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 39mdirect

9:00 - 9:42ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 42mdirect

R2 553Delta

Fri, Oct 23 - Sat, Oct 24

5:50 - 10:35STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

3h 45m1 stop Chicago Midway

6:10 - 11:00ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

5h 50m1 stop Houston Hobby

R2 602Southwest

Wed, Oct 21 - Thu, Oct 22

Cheap last-minute flights

Enter your travel dates to find the best prices.

16:59 - 19:30STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 31mdirect

8:25 - 9:09ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 44mdirect

R10 028Delta

Fri, Oct 2 - Sun, Oct 11

14:20 - 16:50STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

13:40 - 14:20ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R12 349Southwest

Wed, Oct 7 - Thu, Oct 8

8:30 - 16:10STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

6h 40m2 stops Milwaukee-Mitchell Baltimore/Washington

7:50 - 13:00ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

6h 10m2 stops Baltimore/Washington Columbus

R12 846Southwest

Wed, Oct 7 - Sat, Oct 10

13:40 - 16:15STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 35mdirect

23:11 - 23:54ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 43mdirect

R13 078Delta

Sat, Oct 3 - Sat, Oct 10

10:20 - 12:50STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

18:55 - 23:55ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

6h 00m1 stop Baltimore/Washington

R13 244Southwest

Tue, Oct 6 - Sun, Oct 11

6:00 - 17:25STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

10h 25m2 stops Los Angeles Las Vegas Harry Reid Intl

7:05 - 7:45ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R13 261Southwest

Fri, Oct 2 - Mon, Oct 5

6:00 - 17:25STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

10h 25m2 stops Los Angeles Las Vegas Harry Reid Intl

10:35 - 14:55ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

5h 20m1 stop Kansas City

R13 426Southwest

Fri, Oct 2 - Mon, Oct 5

16:20 - 18:50STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

7:00 - 7:40ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R13 576Southwest

Fri, Oct 2 - Sun, Oct 4

15:13 - 17:45STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 32mdirect

23:01 - 23:42ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 41mdirect

R13 808Delta

Fri, Oct 2 - Sat, Oct 3

19:50 - 22:20STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

20:00 - 23:55ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

4h 55m1 stop Orlando

R13 974Southwest

Fri, Oct 2 - Sun, Oct 4

Cheap direct flights

Enter your travel dates to find the best prices.

18:59 - 21:41STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 42mdirect

10:00 - 10:48ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 48mdirect

R1 939Delta

Tue, Jan 12 - Sat, Jan 16

14:25 - 17:00STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 35mdirect

17:33 - 18:15ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 42mdirect

R2 105Delta

Mon, Oct 26 - Tue, Oct 27

17:30 - 20:10STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 40mdirect

23:10 - 23:56ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 46mdirect

R2 271Delta

Thu, Nov 12 - Mon, Nov 16

17:25 - 19:55STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

7:00 - 7:45ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 45mdirect

R2 387Southwest

Tue, Jan 12 - Tue, Jan 19

14:30 - 17:00STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

7:00 - 7:40ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R2 453Southwest

Sat, Oct 31 - Sun, Nov 1

17:35 - 20:14STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 39mdirect

9:00 - 9:42ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 42mdirect

R2 553Delta

Fri, Oct 23 - Sat, Oct 24

6:00 - 8:38STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 38mdirect

10:05 - 10:51ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 46mdirect

R2 602Delta

Sun, Oct 25 - Thu, Oct 29

19:50 - 22:20STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 30mdirect

7:00 - 7:40ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 40mdirect

R2 619Southwest

Thu, Oct 29 - Sun, Nov 1

6:00 - 8:38STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 38mdirect

8:25 - 9:09ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 44mdirect

R2 884Delta

Fri, Oct 23 - Sun, Oct 25

6:00 - 8:38STL Lambert-St Louis-ATL Atlanta Hartsfield-Jackson

1h 38mdirect

23:11 - 23:54ATL Atlanta Hartsfield-Jackson-STL Lambert-St Louis

1h 43mdirect

R2 934Delta

Thu, Oct 22 - Mon, Oct 26

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Delta flights from St. Louis to Atlanta

Our best Delta deals on St. Louis to Atlanta flight tickets

Delta

Jan 12

STL18:59Lambert-St Louis

1h 42m

ATL21:41Atlanta Hartsfield-Jackson

Jan 16

ATL10:00Atlanta Hartsfield-Jackson

1h 48m

STL10:48Lambert-St Louis

R1 939

Delta

Oct 26

STL14:25Lambert-St Louis

1h 35m

ATL17:00Atlanta Hartsfield-Jackson

Oct 27

ATL17:33Atlanta Hartsfield-Jackson

1h 42m

STL18:15Lambert-St Louis

R2 105

Delta

Nov 12

STL17:30Lambert-St Louis

1h 40m

ATL20:10Atlanta Hartsfield-Jackson

Nov 16

ATL23:10Atlanta Hartsfield-Jackson

1h 46m

STL23:56Lambert-St Louis

R2 271

Southwest flights from St. Louis to Atlanta

Our best Southwest deals on St. Louis to Atlanta flight tickets

Southwest

Oct 27

STL8:30Lambert-St Louis

6h 40m

2 stops

ATL16:10Atlanta Hartsfield-Jackson

Nov 3

ATL7:00Atlanta Hartsfield-Jackson

1h 40m

STL7:40Lambert-St Louis

R2 354

Southwest

Jan 12

STL17:25Lambert-St Louis

1h 30m

ATL19:55Atlanta Hartsfield-Jackson

Jan 19

ATL7:00Atlanta Hartsfield-Jackson

1h 45m

STL7:45Lambert-St Louis

R2 387

Southwest

Oct 21

STL11:25Lambert-St Louis

6h 10m

1 stop

ATL18:35Atlanta Hartsfield-Jackson

Oct 28

ATL14:20Atlanta Hartsfield-Jackson

1h 40m

STL15:00Lambert-St Louis

R2 437

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Tue 12/1

18:59-21:41

Nonstop1h 42m

Atlanta Hartsfield-Jackson

Sat 16/1

10:00-10:48

Nonstop1h 48m

R1 939

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Mon 26/10

14:25-17:00

Nonstop1h 35m

Atlanta Hartsfield-Jackson

Tue 27/10

17:33-18:15

Nonstop1h 42m

R2 105

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Thu 12/11

17:30-20:10

Nonstop1h 40m

Atlanta Hartsfield-Jackson

Mon 16/11

23:10-23:56

Nonstop1h 46m

R2 271

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Tue 27/10

8:30-16:10

2 stops6h 40m

Atlanta Hartsfield-Jackson

Tue 3/11

7:00-7:40

Nonstop1h 40m

R2 354

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Tue 12/1

17:25-19:55

Nonstop1h 30m

Atlanta Hartsfield-Jackson

Tue 19/1

7:00-7:45

Nonstop1h 45m

R2 387

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Wed 21/10

11:25-18:35

1 stop6h 10m

Atlanta Hartsfield-Jackson

Wed 28/10

14:20-15:00

Nonstop1h 40m

R2 437

Fastest return journey

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Sat 31/10

14:30-17:00

Nonstop1h 30m

Atlanta Hartsfield-Jackson

Sun 1/11

7:00-7:40

Nonstop1h 40m

R2 453

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Tue 27/10

8:30-16:10

2 stops6h 40m

Atlanta Hartsfield-Jackson

Thu 29/10

20:15-20:55

Nonstop1h 40m

R2 520

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Fri 23/10

17:35-20:14

Nonstop1h 39m

Atlanta Hartsfield-Jackson

Sat 24/10

9:00-9:42

Nonstop1h 42m

R2 553

St. LouisAtlanta

STL Lambert-St Louis - ATL Atlanta Hartsfield-Jackson

STLATL

Lambert-St Louis

Wed 21/10

5:50-10:35

1 stop3h 45m

Atlanta Hartsfield-Jackson

Thu 22/10

6:10-11:00

1 stop5h 50m

R2 602

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Atlanta

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the typical price of a round-trip flight between St. Louis and Atlanta?

Prices are currently low for flights on this route.

Typical prices usually range from R2 221 to R4 243.
The lowest price recently found on this route was R1 939.

What is the cheapest month to fly to Atlanta?

The month of August is, on average, the cheapest month to fly to Atlanta from St. Louis, with most prices found around R2 801. If you aren’t able to travel during the month of August, then book flights to Atlanta from St. Louis during June instead. Flights to Atlanta in June, while not as cheap as those in August, still average around R2 934.

What is the cheapest Lambert-St Louis to Atlanta Hartsfield-Jackson flight route?

Fly from Lambert-St Louis to Atlanta Hartsfield-Jackson for the best Lambert-St Louis - Atlanta Hartsfield-Jackson flight prices

How far in advance should I book a flight from St. Louis to Atlanta?

You are more likely to see cheaper flights to Atlanta from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Atlanta for around R3 553 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Atlanta from St. Louis for as low as R2 122 on momondo.

What cabin class options are available on St. Louis to Atlanta flights?

There is only 1 cabin class available to choose from on St. Louis to Atlanta flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have St. Louis to Atlanta flight prices changed over time?

As of October 2026, prices for St. Louis to Atlanta flights are approximately 66% cheaper when compared to flights at the same time last year.

When to book flights from St. Louis to Atlanta

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Atlanta according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap St. Louis to Atlanta (STL to ATL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Atlanta

Best price found	R978
Direct flights	Every day
Airports in Atlanta	1 airport

The best one-way flight to Atlanta from St. Louis in the past 72 hours is R978. The best return flight deal from St. Louis to Atlanta found on momondo in the last 72 hours is R1 939.

Direct flights go from St. Louis to Atlanta every day.

There is 1 airport in Atlanta. From St. Louis there are direct flights to Atlanta Hartsfield-Jackson (ATL).

Search flight deals

Frequently asked questions about flying from St. Louis to Atlanta

How far is Lambert-St Louis to Atlanta Hartsfield-Jackson by plane?
A flight from Lambert-St Louis to Atlanta Hartsfield-Jackson will travel around 750,9 km.
When did momondo last update prices for flights from Lambert-St Louis Airport to Atlanta Hartsfield-Jackson Airport?
Prices for flights from Lambert-St Louis Airport to Atlanta Hartsfield-Jackson Airport were last updated today.
How old do you have to be to fly from Lambert-St Louis Airport to Atlanta Hartsfield-Jackson Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Atlanta Hartsfield-Jackson Airport.
What documentation or ID do you need to fly to Atlanta Hartsfield-Jackson Airport?
The travel and health documents required for your trip to Atlanta Hartsfield-Jackson Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Atlanta Hartsfield-Jackson Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from St. Louis to Atlanta?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from St. Louis to Atlanta is Boeing 737 MAX 8 (20,56% of total bookings). The next most popular plane models are Boeing 737-900 (18,76%), Boeing 737-800 Passenger/BBJ2 (winglets) (18,47%), and Airbus A321neo (9,69%).

Newnan

Cartersville

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Atlanta?

Finding the right flight to Atlanta from St. Louis is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Atlanta quick and easy, saving you time and money.

Can I find flights from St. Louis to Atlanta with flexible booking policies on momondo?

All flight searches from St. Louis to Atlanta on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from St. Louis to Atlanta?

Once you have performed a search for St. Louis to Atlanta flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from St. Louis to Atlanta right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Atlanta from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.