Southwest® flights from Louisville to Milwaukee from $125

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Low fares from Louisville to Milwaukee

$

Louisville (SDF)to

Milwaukee (MKE)
Depart: 09/06/2026

One-way

Basic

From
$125
Seen: 16 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 09/02/2026

One-way

Basic

From
$125
Seen: 5 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 08/26/2026

One-way

Basic

From
$125
Seen: 4 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 09/08/2026

One-way

Basic

From
$135
Seen: 16 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 09/07/2026

One-way

Basic

From
$135
Seen: 16 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 10/10/2026

One-way

Basic

From
$135
Seen: 10 hrs ago

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Explore flights from Louisville to Milwaukee

Aug 2026
From$125*
Seen: 4 hrs ago
One Way/Basic
Sep 2026
From$125*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$135*
Seen: 10 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $125
Displaying fares for August-2026
  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    03

    Mon

    AUG

  • SDF–MKE, 08/04/2026: From $299
    04

    Tue

  • SDF–MKE, 08/05/2026: From $299
    05

    Wed

  • SDF–MKE, 08/06/2026: From $319
    06

    Thu

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    07

    Fri

  • SDF–MKE, 08/08/2026: From $299
    08

    Sat

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    09

    Sun

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    10

    Mon

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    11

    Tue

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

    Wed

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

    Thu

  • SDF–MKE, 08/14/2026: From $309
    14

    Fri

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    15

    Sat

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    16

    Sun

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    17

    Mon

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    18

    Tue

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    19

    Wed

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    20

    Thu

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    21

    Fri

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

    Sat

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

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

    Mon

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    25

    Tue

  • SDF–MKE, 08/26/2026: From $125
    26

    Wed

  • SDF–MKE, 08/27/2026: From $135
    27

    Thu

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    28

    Fri

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    29

    Sat

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    30

    Sun

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    31

    Mon

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

    Tue

    SEP

  • SDF–MKE, 09/02/2026: From $125
    02

    Wed

    • Range$125-$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:
    Louisville International Airport
    Arriving at:
    General Mitchell Airport
    Distance:
    348 miles

    Route Information

    94† 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 94 weekly flights from Louisville to Milwaukee on Southwest Airlines.
    To find the lowest fares by day and time to fly Louisville to Milwaukee with Southwest, check out our Low Fare Calendar.
    You can rent a car at General Mitchell Airport book yours with your flight.
    Yes! Flights from Louisville to Milwaukee—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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