Southwest® flights from Milwaukee to Austin from $149

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Low fares from Milwaukee to Austin

$

Milwaukee (MKE)to

Austin (AUS)
Depart: 10/05/2026

One-way

Basic

From
$149
Seen: 23 hrs ago

Milwaukee (MKE)to

Austin (AUS)
Depart: 10/26/2026

One-way

Basic

From
$149
Seen: 6 hrs ago

Milwaukee (MKE)to

Austin (AUS)
Depart: 10/02/2026

One-way

Basic

From
$149
Seen: 15 hrs ago

Milwaukee (MKE)to

Austin (AUS)
Depart: 11/09/2026

One-way

Basic

From
$149
Seen: 23 hrs ago

Milwaukee (MKE)to

Austin (AUS)
Depart: 08/21/2026

One-way

Basic

From
$149
Seen: 22 hrs ago

Milwaukee (MKE)to

Austin (AUS)
Depart: 09/11/2026

One-way

Basic

From
$149
Seen: 21 minutes ago

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Explore flights from Milwaukee to Austin

Aug 2026
From$149*
Seen: 9 hrs ago
One Way/Basic
Sep 2026
From$149*
Seen: 21 minutes ago
One Way/Basic
Oct 2026
From$149*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $149
cmp-daily-histogram-bars-legend-max-price-aria-label $313
Displaying fares for August-2026
  • MKE–AUS, 08/01/2026: From $313
    01

    Sat

    AUG

  • MKE–AUS, 08/02/2026: From $313
    02

    Sun

  • MKE–AUS, 08/03/2026: From $239
    03

    Mon

  • MKE–AUS: cmp-view-offers-disclaimer. Find Offers
    04

    Tue

  • MKE–AUS, 08/05/2026: From $239
    05

    Wed

  • MKE–AUS, 08/06/2026: From $239
    06

    Thu

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

    Fri

  • MKE–AUS: cmp-view-offers-disclaimer. Find Offers
    08

    Sat

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

    Sun

  • MKE–AUS, 08/10/2026: From $290
    10

    Mon

  • MKE–AUS, 08/11/2026: From $239
    11

    Tue

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

    Wed

  • MKE–AUS, 08/13/2026: From $239
    13

    Thu

  • MKE–AUS, 08/14/2026: From $186
    14

    Fri

  • MKE–AUS, 08/15/2026: From $186
    15

    Sat

  • MKE–AUS, 08/16/2026: From $186
    16

    Sun

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

    Mon

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

    Tue

  • MKE–AUS, 08/19/2026: From $186
    19

    Wed

  • MKE–AUS, 08/20/2026: From $186
    20

    Thu

  • MKE–AUS, 08/21/2026: From $149
    21

    Fri

  • MKE–AUS, 08/22/2026: From $159
    22

    Sat

  • MKE–AUS, 08/23/2026: From $199
    23

    Sun

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    24

    Mon

  • MKE–AUS, 08/25/2026: From $159
    25

    Tue

  • MKE–AUS: cmp-view-offers-disclaimer. Find Offers
    26

    Wed

  • MKE–AUS, 08/27/2026: From $149
    27

    Thu

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

    Fri

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

    Sat

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    30

    Sun

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

    Mon

    • Range$149-$313

    *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:
    Austin-Bergstrom International Airport
    Average flight time:
    2 hours 44 minutes
    Distance:
    1032 miles

    Route Information

    153† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 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 Milwaukee to Austin is 2 hours 44 minutes.
    There are 153 weekly flights from Milwaukee to Austin on Southwest Airlines.
    Yes, Southwest flies nonstop from Milwaukee to Austin once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Milwaukee to Austin once per day on Sundays.
    To find the lowest fares by day and time to fly Milwaukee 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 Milwaukee 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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