Southwest® flights from Atlanta to Louisville from $139

Promo Code

Low fares from Atlanta to Louisville

$

Atlanta (ATL)to

Louisville (SDF)
Depart: 11/07/2026

One-way

Basic

From
$139
Seen: 20 hrs ago

Atlanta (ATL)to

Louisville (SDF)
Depart: 10/21/2026

One-way

Basic

From
$139
Seen: 20 hrs ago

Atlanta (ATL)to

Louisville (SDF)
Depart: 10/19/2026

One-way

Basic

From
$139
Seen: 20 hrs ago

Atlanta (ATL)to

Louisville (SDF)
Depart: 11/10/2026

One-way

Basic

From
$139
Seen: 15 hrs ago

Atlanta (ATL)to

Louisville (SDF)
Depart: 10/06/2026

One-way

Basic

From
$139
Seen: 13 hrs ago

Atlanta (ATL)to

Louisville (SDF)
Depart: 09/29/2026

One-way

Basic

From
$139
Seen: 15 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from Atlanta to Louisville

Aug 2026
From$269*
Seen: 20 hrs ago
One Way/Basic
Sep 2026
From$139*
Seen: 15 hrs ago
One Way/Basic
Oct 2026
From$139*
Seen: 19 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $139
cmp-daily-histogram-bars-legend-max-price-aria-label $314
Displaying fares for August-2026
  • ATL–SDF, 08/23/2026: From $314
    23

    Sun

    AUG

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    24

    Mon

  • ATL–SDF, 08/25/2026: From $314
    25

    Tue

  • ATL–SDF, 08/26/2026: From $314
    26

    Wed

  • ATL–SDF, 08/27/2026: From $314
    27

    Thu

  • ATL–SDF, 08/28/2026: From $314
    28

    Fri

  • ATL–SDF, 08/29/2026: From $269
    29

    Sat

  • ATL–SDF, 08/30/2026: From $269
    30

    Sun

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

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

    Tue

    SEP

  • ATL–SDF, 09/02/2026: From $269
    02

    Wed

  • ATL–SDF, 09/03/2026: From $269
    03

    Thu

  • ATL–SDF, 09/04/2026: From $269
    04

    Fri

  • ATL–SDF, 09/05/2026: From $234
    05

    Sat

  • ATL–SDF, 09/06/2026: From $234
    06

    Sun

  • ATL–SDF, 09/07/2026: From $239
    07

    Mon

  • ATL–SDF, 09/08/2026: From $234
    08

    Tue

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • ATL–SDF, 09/10/2026: From $234
    10

    Thu

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

  • ATL–SDF, 09/12/2026: From $139
    12

    Sat

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    13

    Sun

  • ATL–SDF, 09/14/2026: From $139
    14

    Mon

  • ATL–SDF, 09/15/2026: From $139
    15

    Tue

  • ATL–SDF, 09/16/2026: From $222
    16

    Wed

  • ATL–SDF, 09/17/2026: From $180
    17

    Thu

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    18

    Fri

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    19

    Sat

  • ATL–SDF, 09/20/2026: From $214
    20

    Sun

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

  • ATL–SDF: cmp-view-offers-disclaimer. Find Offers
    22

    Tue

    • Range$139-$314

    *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:
    Hartsfield-Jackson Atlanta International Airport
    Arriving at:
    Louisville International Airport
    Distance:
    321 miles

    Route Information

    112† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 112 weekly flights from Atlanta to Louisville on Southwest Airlines.
    To find the lowest fares by day and time to fly Atlanta to Louisville with Southwest, check out our Low Fare Calendar.
    You can rent a car at Louisville International Airport book yours with your flight.
    Yes! Flights from Atlanta to Louisville—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.

    Explore Flights from Other Popular Origins

    Popular Flights from Atlanta