Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Atlanta to St. Louis from R1 137

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Atlanta to St. Louis

Cheap return flights

Enter your travel dates to find the best prices.
Delta Logo
22:10 - 22:53ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
1h 43mdirect
Delta Logo
7:03 - 9:43STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
1h 40mdirect
R2 258Delta
Thu, Nov 26 - Tue, Dec 1
Southwest Logo
17:30 - 22:00ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
5h 30m1 stop Chicago Midway
Southwest Logo
18:15 - 20:55STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
1h 40mdirect
R2 422Southwest
Wed, Dec 2 - Fri, Dec 4
Southwest Logo
6:50 - 13:05ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
7h 15m1 stop Houston Hobby
Southwest Logo
13:35 - 19:50STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
5h 15m1 stop Kansas City
R2 587Southwest
Wed, Dec 16 - Wed, Dec 23
Southwest Logo
7:00 - 7:40ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
1h 40mdirect
Southwest Logo
20:00 - 22:35STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
1h 35mdirect
R2 703Southwest
Wed, Dec 23 - Tue, Dec 29
Southwest Logo
7:10 - 16:15ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
10h 05m2 stops Dallas Love Field Kansas City
Southwest Logo
7:20 - 12:25STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
4h 05m1 stop Nashville Intl
R2 769Southwest
Sat, Dec 5 - Tue, Dec 8
Southwest Logo
8:05 - 11:05ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
4h 00m1 stop Chicago Midway
Southwest Logo
20:00 - 22:35STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
1h 35mdirect
R2 867Southwest
Tue, Dec 22 - Tue, Dec 29
Delta Logo
17:29 - 18:13ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
1h 44mdirect
Delta Logo
17:31 - 20:12STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
1h 41mdirect
R3 082Delta
Fri, Dec 4 - Sun, Dec 6
Southwest Logo
9:00 - 9:50ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
1h 50mdirect
Southwest Logo
19:55 - 22:30STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
1h 35mdirect
R3 164Southwest
Sat, Dec 5 - Sun, Dec 6
Southwest Logo
9:40 - 15:25ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
6h 45m1 stop Kansas City
Southwest Logo
18:15 - 20:55STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
1h 40mdirect
R3 246Southwest
Tue, Nov 24 - Tue, Dec 1
Southwest Logo
13:30 - 14:10ATL  Atlanta Hartsfield-Jackson-STL Lambert-St Louis
1h 40mdirect
Southwest Logo
8:30 - 12:25STL  Lambert-St Louis-ATL Atlanta Hartsfield-Jackson
2h 55m1 stop Nashville Intl
R3 329Southwest
Sat, Dec 5 - Sun, Dec 6

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Atlanta to St. Louis

Our best United Airlines deals on Atlanta to St. Louis flight tickets
United Airlines
Dec 2
ATL13:20Atlanta Hartsfield-Jackson
4h 45m
1 stop
STL17:05Lambert-St Louis
Dec 5
STL15:25Lambert-St Louis
4h 57m
1 stop
ATL21:22Atlanta Hartsfield-Jackson
R4 960
United Airlines
Nov 16
ATL18:44Atlanta Hartsfield-Jackson
5h 40m
1 stop
STL23:24Lambert-St Louis
Nov 19
STL10:53Lambert-St Louis
5h 45m
1 stop
ATL17:38Atlanta Hartsfield-Jackson
R10 003
United Airlines
Nov 8
ATL15:32Atlanta Hartsfield-Jackson
7h 08m
1 stop
STL21:40Lambert-St Louis
Nov 13
STL17:34Lambert-St Louis
4h 41m
1 stop
ATL23:15Atlanta Hartsfield-Jackson
R11 272

Delta flights from Atlanta to St. Louis

Our best Delta deals on Atlanta to St. Louis flight tickets
Delta
Nov 26
ATL22:10Atlanta Hartsfield-Jackson
1h 43m
STL22:53Lambert-St Louis
Dec 1
STL7:03Lambert-St Louis
1h 40m
ATL9:43Atlanta Hartsfield-Jackson
R2 258
Delta
Dec 4
ATL17:29Atlanta Hartsfield-Jackson
1h 44m
STL18:13Lambert-St Louis
Dec 6
STL17:31Lambert-St Louis
1h 41m
ATL20:12Atlanta Hartsfield-Jackson
R3 082
Delta
Dec 14
ATL10:40Atlanta Hartsfield-Jackson
1h 49m
STL11:29Lambert-St Louis
Dec 20
STL19:15Lambert-St Louis
1h 42m
ATL21:57Atlanta Hartsfield-Jackson
R3 658

momondo Fare Finder

 
Use the filters below to find and compare flights from Atlanta to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Thu 26/11

22:10-22:53

Nonstop1h 43m

Lambert-St Louis

Tue 1/12

7:03-9:43

Nonstop1h 40m

R2 258

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Wed 2/12

17:30-22:00

1 stop5h 30m

Lambert-St Louis

Fri 4/12

18:15-20:55

Nonstop1h 40m

R2 422

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Wed 16/12

6:50-13:05

1 stop7h 15m

Lambert-St Louis

Wed 23/12

13:35-19:50

1 stop5h 15m

R2 587
Fastest return journey

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Wed 23/12

7:00-7:40

Nonstop1h 40m

Lambert-St Louis

Tue 29/12

20:00-22:35

Nonstop1h 35m

R2 703

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Sat 5/12

7:10-16:15

2 stops10h 05m

Lambert-St Louis

Tue 8/12

7:20-12:25

1 stop4h 05m

R2 769

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Tue 22/12

8:05-11:05

1 stop4h 00m

Lambert-St Louis

Tue 29/12

20:00-22:35

Nonstop1h 35m

R2 867

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Fri 4/12

17:29-18:13

Nonstop1h 44m

Lambert-St Louis

Sun 6/12

17:31-20:12

Nonstop1h 41m

R3 082

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Sat 5/12

9:00-9:50

Nonstop1h 50m

Lambert-St Louis

Sun 6/12

19:55-22:30

Nonstop1h 35m

R3 164

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Tue 24/11

9:40-15:25

1 stop6h 45m

Lambert-St Louis

Tue 1/12

18:15-20:55

Nonstop1h 40m

R3 246

AtlantaSt. Louis

ATL Atlanta Hartsfield-Jackson - STL Lambert-St Louis

ATLSTL

Atlanta Hartsfield-Jackson

Sat 5/12

13:30-14:10

Nonstop1h 40m

Lambert-St Louis

Sun 6/12

8:30-12:25

1 stop2h 55m

R3 329

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to St. Louis from

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

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

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

Prices are currently typical for flights on this route.

Typical prices usually range from R2 126 to R5 175.
The lowest price recently found on this route was R2 258.

What is the cheapest month to fly to St. Louis?

In general, September is the cheapest month to fly from Atlanta to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around R2 686. If you aren’t able to travel to St. Louis during the month of September, then flying in June is also cheap. Prices for this month can be found on momondo for an average of R2 719.

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

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

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

You are more likely to see cheaper flights to St. Louis from Atlanta when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around R3 323 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Atlanta for as low as R2 291 on momondo.

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

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

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

As of November 2026, prices for Atlanta to St. Louis flights are approximately 70% cheaper when compared to flights at the same time last year.

When to book flights from Atlanta to St. Louis

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

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

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

Best price found

R1 137

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Atlanta in the past 72 hours is R1 137. The best return flight deal from Atlanta to St. Louis found on momondo in the last 72 hours is R2 258.
Direct flights go from Atlanta to St. Louis every day.
There is 1 airport in St. Louis. From Atlanta there are direct flights to Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Atlanta to St. Louis

  • How far is Atlanta Hartsfield-Jackson to Lambert-St Louis by plane?

    There are 750,9 km between Atlanta Hartsfield-Jackson and Lambert-St Louis.

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

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

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

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis 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 Lambert-St Louis 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 Atlanta to St. Louis?

Why use momondo?

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

It is quick and easy to find Atlanta to St. Louis flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to St. Louis that suits you.

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

Flights from Atlanta to St. Louis with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Atlanta to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to St. Louis, momondo offers a useful price alert feature which will track prices for flights to St. Louis from Atlanta and alert you when they change.

An easier way to manage your St. Louis trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 5/12
Sat 12/12
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Airports servicing Missouri

Kansas City Airport