Southwest® flights from St. Louis to Detroit from $169

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Low fares from St. Louis to Detroit

$

St. Louis (STL)to

Detroit (DTW)
Depart: 01/20/2027

One-way

Basic

From
$169
Seen: 23 hrs ago

St. Louis (STL)to

Detroit (DTW)
Depart: 01/16/2027

One-way

Basic

From
$174
Seen: 20 hrs ago

St. Louis (STL)to

Detroit (DTW)
Depart: 12/09/2026

One-way

Basic

From
$174
Seen: 22 hrs ago

St. Louis (STL)to

Detroit (DTW)
Depart: 12/15/2026

One-way

Basic

From
$174
Seen: 4 hrs ago

St. Louis (STL)to

Detroit (DTW)
Depart: 12/30/2026

One-way

Basic

From
$174
Seen: 9 hrs ago

St. Louis (STL)to

Detroit (DTW)
Depart: 12/23/2026

One-way

Basic

From
$174
Seen: 20 hrs ago

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Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

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Explore flights from St. Louis to Detroit

Nov 2026
From$263*
Seen: 8 hrs ago
One Way/Basic
Dec 2026
From$174*
Seen: 20 hrs ago
One Way/Basic
Jan 2027
From$169*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $174
cmp-daily-histogram-bars-legend-max-price-aria-label $452
Displaying fares for November-2026
  • STL–DTW, 11/11/2026: From $452
    11

    Wed

    NOV

  • STL–DTW, 11/12/2026: From $452
    12

    Thu

  • STL–DTW, 11/13/2026: From $452
    13

    Fri

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    14

    Sat

  • STL–DTW, 11/15/2026: From $452
    15

    Sun

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

  • STL–DTW, 11/17/2026: From $452
    17

    Tue

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    18

    Wed

  • STL–DTW, 11/19/2026: From $375
    19

    Thu

  • STL–DTW, 11/20/2026: From $375
    20

    Fri

  • STL–DTW, 11/21/2026: From $375
    21

    Sat

  • STL–DTW, 11/22/2026: From $375
    22

    Sun

  • STL–DTW, 11/23/2026: From $375
    23

    Mon

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    24

    Tue

  • STL–DTW, 11/25/2026: From $263
    25

    Wed

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    26

    Thu

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    27

    Fri

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    28

    Sat

  • STL–DTW, 11/29/2026: From $293
    29

    Sun

  • STL–DTW, 11/30/2026: From $293
    30

    Mon

  • STL–DTW, 12/01/2026: From $263
    01

    Tue

    DEC

  • STL–DTW, 12/02/2026: From $174
    02

    Wed

  • STL–DTW, 12/03/2026: From $194
    03

    Thu

  • STL–DTW, 12/04/2026: From $209
    04

    Fri

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    05

    Sat

  • STL–DTW: cmp-view-offers-disclaimer. Find Offers
    06

    Sun

  • STL–DTW, 12/07/2026: From $194
    07

    Mon

  • STL–DTW, 12/08/2026: From $174
    08

    Tue

  • STL–DTW, 12/09/2026: From $174
    09

    Wed

  • STL–DTW, 12/10/2026: From $194
    10

    Thu

    • Range$174-$452

    *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:
    Lambert-St Louis Int'l Airport
    Arriving at:
    Wayne County Airport
    Average flight time:
    1 hour 30 minutes
    Distance:
    440 miles

    Questions we hear the most

    The average flight time from St. Louis to Detroit is 1 hour 30 minutes.
    There are 135 weekly flights from St. Louis to Detroit on Southwest Airlines.
    Yes, Southwest flies nonstop from St. Louis to Detroit once per day from Monday through Friday.
    Yes, Southwest flies nonstop from St. Louis to Detroit once per day on Saturdays and 2 times per day on Sundays.
    To find the lowest fares by day and time to fly St. Louis to Detroit with Southwest, check out our Low Fare Calendar.
    You can rent a car at Wayne County Airport book yours with your flight.
    Yes! Flights from St. Louis to Detroit—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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