To Atlanta

Cheap Flights from St. Louis to Atlanta

Browse current best options from St. Louis. Become a member to unlock all deals and get alerts when new deals appear.

Deals from

St. Louis

RatePunk searches hundreds of travel sites at once for deals on flights to Atlanta

Prices updated 24 days ago

486,190 searches this week

171 airlines compared

80%+ AI score for best value

Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)

Today’s best flight deals from St. Louis to Atlanta

Explore current cheapest deals departing from St. Louis to Atlanta

Round trip

Sort by: Cheapest

August 22 - August 29

Cheapest

Best

STL - Atlanta

$150

$71

Round trip

August 15 - August 19

Cheapest

Best

STL - Atlanta

$156

$71

Round trip

August 12 - August 29

Cheapest

STL - Atlanta

$129

$71

Round trip

August 18 - August 19

Best

STL - Atlanta

$158

$72

Round trip

August 5 - August 8

STL - Atlanta

$155

$72

Round trip

July 11 - July 18

STL - Atlanta

$126

$75

Round trip

July 7 - July 13

Earliest

STL - Atlanta

$128

$75

Round trip

July 16 - July 21

STL - Atlanta

$129

$75

Round trip

July 14 - July 18

STL - Atlanta

$132

$75

Round trip

July 18 - July 22

STL - Atlanta

$131

$75

Round trip

Unlock all 500+ flight deals to Atlanta and get alerts when great deals appear

Route Intelligence — 486,190 Searches this Week

Insights for flights from St. Louis to Atlanta

Most itineraries for flights from St. Louis to Atlanta connect at least once, with only 18.3% of recent fares being non-stop. For connecting itineraries, the typical number of stopovers is 2.

When considering cheap flights from St. Louis to Atlanta, fares typically range from $222–$777, with a median of $443. Right now, current fares are above the typical level. Approximately 15% of recent fares were classified as a good price. New deals appear almost daily, offering frequent opportunities for savings.

If you are looking for the cheapest time to fly from St. Louis to Atlanta, the most affordable months are typically May, with a median fare of $66, followed by April at $74, and March with a median fare of $125.

A typical journey from St. Louis to Atlanta takes approximately 15h 30m, including connections. This route covers a distance of 779 km, making it a short-haul flight.

How much is a round trip from St. Louis to Atlanta

Regular price: $110 - $218

Prices for flights from St. Louis to Atlanta are currently below the regular range.

The regular price range for flights from St. Louis to Atlanta is typically between $110 and $218. The current lowest deal is $71 with Frontier Airlines, for travel from Aug 22 to Aug 29.

now $71

Low $110

High $218

The cheapest time to fly from St. Louis to Atlanta

The cheapest month to fly from St. Louis to Atlanta is May, with a median price of $66. The most expensive month is June, with a median price of $539. Prices are generally lower from January to August.

May

Cheapest

Flights from $66

June

Most Expensive

Flights from $539

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Direct flights from St. Louis to Atlanta

Frontier Airlines

Last-minute flights going from St. Louis to Atlanta

Wed, Jun 24

⌛ Last-Minute

STL - Atlanta

St. Louis (STL) - Atlanta (ATL)

Frontier Airlines

$336

$105

One-way

Sat, Jun 27

⌛ Last-Minute

STL - Atlanta

St. Louis (STL) - Atlanta (ATL)

Frontier Airlines

$331

$105

One-way

Wed, Jul 1

⌛ Last-Minute

STL - Atlanta

St. Louis (STL) - Atlanta (ATL)

Frontier Airlines

$131

$76

One-way

Fri, Jul 3

⌛ Last-Minute

STL - Atlanta

St. Louis (STL) - Atlanta (ATL)

Frontier Airlines

$137

$76

One-way

Sat, Jul 4

⌛ Last-Minute

STL - Atlanta

St. Louis (STL) - Atlanta (ATL)

Frontier Airlines

$137

$76

One-way

Sat, Jul 4

⌛ Last-Minute

STL - Atlanta

St. Louis (STL) - Atlanta (ATL)

Frontier Airlines

$138

$76

One-way

Biggest price drops on these dates for flights from St. Louis to Atlanta

3 nights

Jun 24 - Jun 27

$336 → $105

69%

3 nights

Jun 27 - Jun 30

$331 → $105

68%

1 night

Aug 18 - Aug 19

$158 → $72

54%

4 nights

Aug 15 - Aug 19

$156 → $71

54%

Popular Airports to fly from St. Louis to Atlanta

St. Louis - Atlanta route insights

💸 Price insights

Recent fares are above the typical level.

Recent fares from St. Louis to Atlanta are above the typical level, with a median of $443.

📅 Best time to fly

May is historically the cheapest month to fly.

Historically, May is the cheapest month to fly from St. Louis to Atlanta, with a median price of $66.

⏱️ Flight duration

Flights typically take 15h 30m.

The median flight duration from St. Louis to Atlanta is 15h 30m.

✈️ Airlines & availability

Connecting flights are dominant on this route.

Connecting flights make up 81.7% of deals, with a median of 2 stopovers.

🏆 Airline highlight

Frontier Airlines offers direct flights.

Frontier Airlines is one of the airlines that historically offer direct flights on this route.

🎯 Booking tip

Deals appear frequently, about 1 per day.

Deals for flights from St. Louis to Atlanta appear frequently, about 1 per day.

St. Louis main airports to depart from

St. Louis Lambert International (STL)

Cheapest

St. Louis Lambert International Airport is a good choice for flights from St. Louis to Atlanta.

📍 ~20 km from St. Louis (reachable by car or train)

💸 Flights from ~$71

Atlanta main airports to arrive at

Hartsfield–Jackson Atlanta International (ATL)

Cheapest

Hartsfield–Jackson Atlanta International Airport is a primary gateway to Atlanta from St. Louis.

📍 ~15 km from city center (reachable by car)

💸 Flights from ~$71

Airports nearby Atlanta used as alternative

Birmingham-Shuttlesworth International (BHM)

Birmingham-Shuttlesworth International offers diverse carrier options and strong domestic network connectivity.

📍 ~230 km from Atlanta (reachable by car)

💸 Flights from ~$278

McGhee Tyson (TYS)

Cheapest

McGhee Tyson is a robust regional alternative with reliable operations and a full range of cabin classes.

📍 ~240 km from Atlanta (reachable by car)

💸 Flights from ~$220

Greenville–Spartanburg International (GSP)

Greenville–Spartanburg International provides modern facilities and strong regional connectivity along the I-85 corridor.

📍 ~230 km from Atlanta (reachable by car)

💸 Flights from ~$249

Chattanooga Metropolitan (CHA)

Chattanooga Metropolitan is the closest viable alternative with multi-class service and easier navigation.

📍 ~170 km from Atlanta (reachable by car)

💸 Flights from ~$263

Huntsville International (HSV)

Huntsville International is a reliable regional airport with consistent business-travel infrastructure and full cabin classes.

📍 ~260 km from Atlanta (reachable by car)

💸 Flights from ~$253

Business & First Class Flight Deals to Atlanta

43% AI deal score

$2,158

From STL

Elite

Aug 17

Atlanta, United States

39% AI deal score

$2,458

From STL

Elite

Aug 20

Atlanta, United States

38% AI deal score

$2,538

From STL

Elite

Sep 14

Atlanta, United States

38% AI deal score

$1,071

From STL

Elite

Nov 16

Atlanta, United States

37% AI deal score

$1,023

From STL

Elite

Aug 14

Atlanta, United States

36% AI deal score

$1,489

Frequently Asked Questions About Flights to Atlanta

Historically, the optimal booking window for flights from St. Louis to Atlanta has been within 0-6 days of departure. During this period, the average price was $313. Booking 28-59 days out also presented a favorable average price of $358. In contrast, purchasing tickets 7-13 days before departure typically resulted in a higher average price of $722 across the trailing quarter.

Across the trailing quarter, a good price for a flight from St. Louis to Atlanta was considered to be $222 or less. The median price for this route was $443. Prices typically ranged up to $777 for the higher end of fares in the trailing 90 days.

Historically, May has offered the cheapest flights from St. Louis to Atlanta, with a median price of $66. April also presented favorable pricing, with a median of $74. The annual median price for this route is $443, indicating that certain months can offer significant savings.

Related routes

Consider alternative routes from St. Louis

Flights from St. Louis to Amsterdam Flights from St. Louis to Athens Flights from St. Louis to Auckland Flights from St. Louis to Barcelona Flights from St. Louis to Beijing Flights from St. Louis to Belfast Flights from St. Louis to Berlin Flights from St. Louis to Canberra Flights from St. Louis to Cancún Flights from St. Louis to Chicago Flights from St. Louis to Copenhagen Flights from St. Louis to Denver