Southwest® flights from San Antonio to Louisville from $134

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Low fares from San Antonio to Louisville

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San Antonio (SAT)to

Louisville (SDF)
Depart: 12/01/2026

One-way

Basic

From
$134
Seen: 17 hrs ago

San Antonio (SAT)to

Louisville (SDF)
Depart: 11/16/2026

One-way

Basic

From
$134
Seen: 7 hrs ago

San Antonio (SAT)to

Louisville (SDF)
Depart: 12/24/2026

One-way

Basic

From
$134
Seen: 9 hrs ago

San Antonio (SAT)to

Louisville (SDF)
Depart: 11/25/2026

One-way

Basic

From
$134
Seen: 12 hrs ago

San Antonio (SAT)to

Louisville (SDF)
Depart: 11/26/2026

One-way

Basic

From
$134
Seen: 12 hrs ago

San Antonio (SAT)to

Louisville (SDF)
Depart: 11/14/2026

One-way

Basic

From
$134
Seen: 25 minutes ago

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Explore flights from San Antonio to Louisville

Oct 2026
From$361*
Seen: 13 hrs ago
One Way/Basic
Nov 2026
From$134*
Seen: 12 hrs ago
One Way/Basic
Dec 2026
From$134*
Seen: 17 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $134
cmp-daily-histogram-bars-legend-max-price-aria-label $361
Displaying fares for October-2026
  • SAT–SDF: cmp-view-offers-disclaimer. Find Offers
    22

    Thu

    OCT

  • SAT–SDF, 10/23/2026: From $361
    23

    Fri

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    24

    Sat

  • SAT–SDF, 10/25/2026: From $361
    25

    Sun

  • SAT–SDF, 10/26/2026: From $361
    26

    Mon

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    27

    Tue

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    28

    Wed

  • SAT–SDF, 10/29/2026: From $361
    29

    Thu

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    30

    Fri

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    31

    Sat

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

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    NOV

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    02

    Mon

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    03

    Tue

  • SAT–SDF, 11/04/2026: From $269
    04

    Wed

  • SAT–SDF, 11/05/2026: From $274
    05

    Thu

  • SAT–SDF: cmp-view-offers-disclaimer. Find Offers
    06

    Fri

  • SAT–SDF: cmp-view-offers-disclaimer. Find Offers
    07

    Sat

  • SAT–SDF, 11/08/2026: From $269
    08

    Sun

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

    Mon

  • SAT–SDF: cmp-view-offers-disclaimer. Find Offers
    10

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

    Wed

  • SAT–SDF: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

  • SAT–SDF, 11/13/2026: From $188
    13

    Fri

  • SAT–SDF, 11/14/2026: From $134
    14

    Sat

  • SAT–SDF: cmp-view-offers-disclaimer. Find Offers
    15

    Sun

  • SAT–SDF, 11/16/2026: From $134
    16

    Mon

  • SAT–SDF: cmp-view-offers-disclaimer. Find Offers
    17

    Tue

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

    Wed

  • SAT–SDF, 11/19/2026: From $229
    19

    Thu

  • SAT–SDF, 11/20/2026: From $229
    20

    Fri

  • SAT–SDF, 11/21/2026: From $216
    21

    Sat

    • Range$134-$361

    *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:
    San Antonio International Airport
    Arriving at:
    Louisville International Airport
    Distance:
    942 miles

    Questions we hear the most

    There are 132 weekly flights from San Antonio to Louisville on Southwest Airlines.
    To find the lowest fares by day and time to fly San Antonio 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 San Antonio 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.

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