Southwest® flights from Louisville to Milwaukee from $125

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Low fares from Louisville to Milwaukee

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Louisville (SDF)to

Milwaukee (MKE)
Depart: 10/10/2026

One-way

Basic

From
$125
Seen: 18 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 09/14/2026

One-way

Basic

From
$125
Seen: 9 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 10/20/2026

One-way

Basic

From
$125
Seen: 3 minutes ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 10/14/2026

One-way

Basic

From
$125
Seen: 23 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 10/16/2026

One-way

Basic

From
$135
Seen: 11 hrs ago

Louisville (SDF)to

Milwaukee (MKE)
Depart: 10/09/2026

One-way

Basic

From
$135
Seen: 5 hrs ago

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Explore flights from Louisville to Milwaukee

Aug 2026
From$299*
Seen: 8 hrs ago
One Way/Basic
Sep 2026
From$125*
Seen: 9 hrs ago
One Way/Basic
Oct 2026
From$125*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $125
cmp-daily-histogram-bars-legend-max-price-aria-label $319
Displaying fares for August-2026
  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    23

    Sun

    AUG

  • SDF–MKE, 08/24/2026: From $319
    24

    Mon

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

    Tue

  • SDF–MKE, 08/26/2026: From $299
    26

    Wed

  • SDF–MKE, 08/27/2026: From $319
    27

    Thu

  • SDF–MKE, 08/28/2026: From $319
    28

    Fri

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

    Sat

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    30

    Sun

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

    Mon

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

    Tue

    SEP

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    02

    Wed

  • SDF–MKE, 09/03/2026: From $309
    03

    Thu

  • SDF–MKE, 09/04/2026: From $309
    04

    Fri

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    05

    Sat

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

    Sun

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

    Mon

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

    Tue

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

    Wed

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

    Thu

  • SDF–MKE, 09/11/2026: From $208
    11

    Fri

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

    Sat

  • SDF–MKE, 09/13/2026: From $249
    13

    Sun

  • SDF–MKE, 09/14/2026: From $125
    14

    Mon

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

    Tue

  • SDF–MKE: cmp-view-offers-disclaimer. Find Offers
    16

    Wed

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

    Thu

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

    Fri

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

    Sat

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

    Sun

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

    Mon

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

    Tue

    • 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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