Southwest® flights from St. Louis to Atlanta from $115

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Low fares from St. Louis to Atlanta

$

St. Louis (STL)to

Atlanta (ATL)
Depart: 01/09/2027

One-way

Basic

From
$115
Seen: 21 hrs ago

St. Louis (STL)to

Atlanta (ATL)
Depart: 01/18/2027

One-way

Basic

From
$115
Seen: 22 hrs ago

St. Louis (STL)to

Atlanta (ATL)
Depart: 12/21/2026

One-way

Basic

From
$115
Seen: 13 hrs ago

St. Louis (STL)to

Atlanta (ATL)
Depart: 12/02/2026

One-way

Basic

From
$115
Seen: 13 hrs ago

St. Louis (STL)to

Atlanta (ATL)
Depart: 01/06/2027

One-way

Basic

From
$115
Seen: 12 hrs ago

St. Louis (STL)to

Atlanta (ATL)
Depart: 12/10/2026

One-way

Basic

From
$115
Seen: 9 hrs ago

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Explore flights from St. Louis to Atlanta

Nov 2026
From$247*
Seen: 3 hrs ago
One Way/Basic
Dec 2026
From$115*
Seen: 15 hrs ago
One Way/Basic
Jan 2027
From$115*
Seen: 10 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $115
cmp-daily-histogram-bars-legend-max-price-aria-label $432
Displaying fares for November-2026
  • STL–ATL, 11/12/2026: From $432
    12

    Thu

    NOV

  • STL–ATL, 11/13/2026: From $432
    13

    Fri

  • STL–ATL, 11/14/2026: From $432
    14

    Sat

  • STL–ATL, 11/15/2026: From $432
    15

    Sun

  • STL–ATL, 11/16/2026: From $432
    16

    Mon

  • STL–ATL, 11/17/2026: From $432
    17

    Tue

  • STL–ATL, 11/18/2026: From $388
    18

    Wed

  • STL–ATL, 11/19/2026: From $388
    19

    Thu

  • STL–ATL, 11/20/2026: From $388
    20

    Fri

  • STL–ATL, 11/21/2026: From $388
    21

    Sat

  • STL–ATL, 11/22/2026: From $388
    22

    Sun

  • STL–ATL, 11/23/2026: From $388
    23

    Mon

  • STL–ATL, 11/24/2026: From $313
    24

    Tue

  • STL–ATL, 11/25/2026: From $247
    25

    Wed

  • STL–ATL, 11/26/2026: From $247
    26

    Thu

  • STL–ATL, 11/27/2026: From $247
    27

    Fri

  • STL–ATL, 11/28/2026: From $277
    28

    Sat

  • STL–ATL, 11/29/2026: From $277
    29

    Sun

  • STL–ATL, 11/30/2026: From $277
    30

    Mon

  • STL–ATL: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    DEC

  • STL–ATL, 12/02/2026: From $115
    02

    Wed

  • STL–ATL, 12/03/2026: From $115
    03

    Thu

  • STL–ATL, 12/04/2026: From $159
    04

    Fri

  • STL–ATL, 12/05/2026: From $115
    05

    Sat

  • STL–ATL, 12/06/2026: From $159
    06

    Sun

  • STL–ATL, 12/07/2026: From $115
    07

    Mon

  • STL–ATL: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • STL–ATL, 12/09/2026: From $115
    09

    Wed

  • STL–ATL, 12/10/2026: From $115
    10

    Thu

  • STL–ATL, 12/11/2026: From $119
    11

    Fri

    • Range$115-$432

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    Lambert-St Louis Int'l Airport
    Arriving at:
    Hartsfield-Jackson Atlanta International Airport
    Average flight time:
    1 hour 31 minutes
    Distance:
    484 miles

    Questions we hear the most

    The average flight time from St. Louis to Atlanta is 1 hour 31 minutes.
    There are 156 weekly flights from St. Louis to Atlanta on Southwest Airlines.
    Yes, Southwest flies nonstop from St. Louis to Atlanta 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from St. Louis to Atlanta 2 times per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly St. Louis to Atlanta with Southwest, check out our Low Fare Calendar.
    You can rent a car at Hartsfield-Jackson Atlanta International Airport book yours with your flight.
    Yes! Flights from St. Louis to Atlanta—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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