Southwest® flights from Milwaukee to Louisville from $125

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Low fares from Milwaukee to Louisville

$

Milwaukee (MKE)to

Louisville (SDF)
Depart: 10/08/2026

One-way

Basic

From
$125
Seen: 19 hrs ago

Milwaukee (MKE)to

Louisville (SDF)
Depart: 10/05/2026

One-way

Basic

From
$125
Seen: 5 hrs ago

Milwaukee (MKE)to

Louisville (SDF)
Depart: 10/19/2026

One-way

Basic

From
$125
Seen: 10 hrs ago

Milwaukee (MKE)to

Louisville (SDF)
Depart: 10/22/2026

One-way

Basic

From
$125
Seen: 2 hrs ago

Milwaukee (MKE)to

Louisville (SDF)
Depart: 11/19/2026

One-way

Basic

From
$125
Seen: 1 hour ago

Milwaukee (MKE)to

Louisville (SDF)
Depart: 10/15/2026

One-way

Basic

From
$125
Seen: 13 hrs ago

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Explore flights from Milwaukee to Louisville

Aug 2026
From$319*
Seen: 11 hrs ago
One Way/Basic
Sep 2026
From$135*
Seen: 23 hrs ago
One Way/Basic
Oct 2026
From$125*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $194
Displaying fares for August-2026
  • MKE–SDF, 08/21/2026: From $319
    21

    Fri

    AUG

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  • MKE–SDF, 08/23/2026: From $319
    23

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    26

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    27

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    28

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    29

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    30

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    31

    Mon

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    02

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    03

    Thu

  • MKE–SDF, 09/04/2026: From $234
    04

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    05

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  • MKE–SDF, 09/06/2026: From $208
    06

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    07

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    10

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    11

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    12

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    14

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    15

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    16

    Wed

  • MKE–SDF, 09/17/2026: From $194
    17

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    18

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    19

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    20

    Sun

    • Range$194-$319

    *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:
    General Mitchell Airport
    Arriving at:
    Louisville International Airport
    Distance:
    348 miles

    Route Information

    78† 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 78 weekly flights from Milwaukee to Louisville on Southwest Airlines.
    To find the lowest fares by day and time to fly Milwaukee 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 Milwaukee 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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