Southwest® flights from Louisville to Austin from $164

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Low fares from Louisville to Austin

$

Louisville (SDF)to

Austin (AUS)
Depart: 09/10/2026

One-way

Basic

From
$164
Seen: 21 hrs ago

Louisville (SDF)to

Austin (AUS)
Depart: 11/02/2026

One-way

Basic

From
$176
Seen: 18 hrs ago

Louisville (SDF)to

Austin (AUS)
Depart: 09/30/2026

One-way

Basic

From
$176
Seen: 11 hrs ago

Louisville (SDF)to

Austin (AUS)
Depart: 11/04/2026

One-way

Basic

From
$176
Seen: 23 hrs ago

Louisville (SDF)to

Austin (AUS)
Depart: 10/08/2026

One-way

Basic

From
$176
Seen: 8 hrs ago

Louisville (SDF)to

Austin (AUS)
Depart: 08/22/2026

One-way

Basic

From
$176
Seen: 5 hrs ago

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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.

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Explore flights from Louisville to Austin

Aug 2026
From$176*
Seen: 14 hrs ago
One Way/Basic
Sep 2026
From$164*
Seen: 21 hrs ago
One Way/Basic
Oct 2026
From$176*
Seen: 5 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $176
cmp-daily-histogram-bars-legend-max-price-aria-label $499
Displaying fares for August-2026
  • SDF–AUS: cmp-view-offers-disclaimer. Find Offers
    02

    Sun

    AUG

  • SDF–AUS, 08/03/2026: From $499
    03

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    Wed

  • SDF–AUS, 08/06/2026: From $499
    06

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    07

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    11

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    12

    Wed

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    13

    Thu

  • SDF–AUS, 08/14/2026: From $394
    14

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    15

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    16

    Sun

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    17

    Mon

  • SDF–AUS, 08/18/2026: From $249
    18

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    19

    Wed

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    20

    Thu

  • SDF–AUS, 08/21/2026: From $193
    21

    Fri

  • SDF–AUS, 08/22/2026: From $176
    22

    Sat

  • SDF–AUS, 08/23/2026: From $235
    23

    Sun

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    24

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    26

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    27

    Thu

  • SDF–AUS, 08/28/2026: From $193
    28

    Fri

  • SDF–AUS, 08/29/2026: From $176
    29

    Sat

  • SDF–AUS, 08/30/2026: From $219
    30

    Sun

  • SDF–AUS, 08/31/2026: From $176
    31

    Mon

  • SDF–AUS, 09/01/2026: From $176
    01

    Tue

    SEP

    • Range$176-$499

    *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:
    Louisville International Airport
    Arriving at:
    Austin-Bergstrom International Airport
    Average flight time:
    2 hours 40 minutes
    Distance:
    876 miles

    Route Information

    146† Weekly flights
    • 1‡ Nonstop flight on Sunday

    † 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

    The average flight time from Louisville to Austin is 2 hours 40 minutes.
    There are 146 weekly flights from Louisville to Austin on Southwest Airlines.
    Yes, Southwest flies nonstop from Louisville to Austin once per day on Sundays.
    To find the lowest fares by day and time to fly Louisville to Austin with Southwest, check out our Low Fare Calendar.
    You can rent a car at Austin-Bergstrom International Airport book yours with your flight.
    Yes! Flights from Louisville to Austin—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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