Southwest® flights from San Diego to Milwaukee from $135

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Low fares from San Diego to Milwaukee

$

San Diego (SAN)to

Milwaukee (MKE)
Depart: 12/17/2026

One-way

Basic

From
$135
Seen: 16 hrs ago

San Diego (SAN)to

Milwaukee (MKE)
Depart: 11/10/2026

One-way

Basic

From
$135
Seen: 12 hrs ago

San Diego (SAN)to

Milwaukee (MKE)
Depart: 12/01/2026

One-way

Basic

From
$135
Seen: 4 hrs ago

San Diego (SAN)to

Milwaukee (MKE)
Depart: 12/08/2026

One-way

Basic

From
$135
Seen: 3 hrs ago

San Diego (SAN)to

Milwaukee (MKE)
Depart: 12/09/2026

One-way

Basic

From
$135
Seen: 1 hour ago

San Diego (SAN)to

Milwaukee (MKE)
Depart: 12/14/2026

One-way

Basic

From
$135
Seen: 43 minutes ago

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Explore flights from San Diego to Milwaukee

Oct 2026
From$305*
Seen: 7 hrs ago
One Way/Basic
Nov 2026
From$135*
Seen: 12 hrs ago
One Way/Basic
Dec 2026
From$135*
Seen: 6 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $135
cmp-daily-histogram-bars-legend-max-price-aria-label $315
Displaying fares for October-2026
  • SAN–MKE: cmp-view-offers-disclaimer. Find Offers
    21

    Wed

    OCT

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    22

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    23

    Fri

  • SAN–MKE, 10/24/2026: From $315
    24

    Sat

  • SAN–MKE, 10/25/2026: From $305
    25

    Sun

  • SAN–MKE, 10/26/2026: From $305
    26

    Mon

  • SAN–MKE: cmp-view-offers-disclaimer. Find Offers
    27

    Tue

  • SAN–MKE, 10/28/2026: From $305
    28

    Wed

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

    Thu

  • SAN–MKE, 10/30/2026: From $305
    30

    Fri

  • SAN–MKE, 10/31/2026: From $305
    31

    Sat

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

    Sun

    NOV

  • SAN–MKE, 11/02/2026: From $305
    02

    Mon

  • SAN–MKE, 11/03/2026: From $305
    03

    Tue

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

    Wed

  • SAN–MKE, 11/05/2026: From $305
    05

    Thu

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

    Fri

  • SAN–MKE, 11/07/2026: From $305
    07

    Sat

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

    Sun

  • SAN–MKE, 11/09/2026: From $135
    09

    Mon

  • SAN–MKE, 11/10/2026: From $135
    10

    Tue

  • SAN–MKE: cmp-view-offers-disclaimer. Find Offers
    11

    Wed

  • SAN–MKE, 11/12/2026: From $135
    12

    Thu

  • SAN–MKE, 11/13/2026: From $169
    13

    Fri

  • SAN–MKE: cmp-view-offers-disclaimer. Find Offers
    14

    Sat

  • SAN–MKE, 11/15/2026: From $209
    15

    Sun

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

    Mon

  • SAN–MKE, 11/17/2026: From $135
    17

    Tue

  • SAN–MKE, 11/18/2026: From $135
    18

    Wed

  • SAN–MKE, 11/19/2026: From $140
    19

    Thu

  • SAN–MKE, 11/20/2026: From $183
    20

    Fri

    • Range$135-$315

    *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 Diego International Airport
    Arriving at:
    General Mitchell Airport
    Average flight time:
    4 hours 1 minutes
    Distance:
    1739 miles

    Questions we hear the most

    The average flight time from San Diego to Milwaukee is 4 hours 1 minutes.
    There are 144 weekly flights from San Diego to Milwaukee on Southwest Airlines.
    Yes, Southwest flies nonstop from San Diego to Milwaukee once per day from Monday through Friday.
    Yes, Southwest flies nonstop from San Diego to Milwaukee once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly San Diego 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 San Diego 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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