Southwest® flights from Miami to St. Louis from $123

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Low fares from Miami to St. Louis

$

Miami (MIA)to

St. Louis (STL)
Depart: 12/17/2026

One-way

Basic

From
$123
Seen: 23 hrs ago

Miami (MIA)to

St. Louis (STL)
Depart: 12/16/2026

One-way

Basic

From
$123
Seen: 22 hrs ago

Miami (MIA)to

St. Louis (STL)
Depart: 12/09/2026

One-way

Basic

From
$123
Seen: 17 hrs ago

Miami (MIA)to

St. Louis (STL)
Depart: 12/10/2026

One-way

Basic

From
$123
Seen: 22 hrs ago

Miami (MIA)to

St. Louis (STL)
Depart: 01/14/2027

One-way

Basic

From
$133
Seen: 17 hrs ago

Miami (MIA)to

St. Louis (STL)
Depart: 02/06/2027

One-way

Basic

From
$135
Seen: 12 hrs ago

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Explore flights from Miami to St. Louis

Nov 2026
From$209*
Seen: 23 hrs ago
One Way/Basic
Dec 2026
From$123*
Seen: 23 hrs ago
One Way/Basic
Jan 2027
From$133*
Seen: 17 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $123
cmp-daily-histogram-bars-legend-max-price-aria-label $281
Displaying fares for November-2026
  • MIA–STL, 11/11/2026: From $239
    11

    Wed

    NOV

  • MIA–STL, 11/12/2026: From $266
    12

    Thu

  • MIA–STL, 11/13/2026: From $266
    13

    Fri

  • MIA–STL, 11/14/2026: From $239
    14

    Sat

  • MIA–STL, 11/15/2026: From $281
    15

    Sun

  • MIA–STL, 11/16/2026: From $276
    16

    Mon

  • MIA–STL, 11/17/2026: From $239
    17

    Tue

  • MIA–STL, 11/18/2026: From $239
    18

    Wed

  • MIA–STL, 11/19/2026: From $266
    19

    Thu

  • MIA–STL, 11/20/2026: From $266
    20

    Fri

  • MIA–STL, 11/21/2026: From $219
    21

    Sat

  • MIA–STL, 11/22/2026: From $276
    22

    Sun

  • MIA–STL, 11/23/2026: From $266
    23

    Mon

  • MIA–STL, 11/24/2026: From $239
    24

    Tue

  • MIA–STL, 11/25/2026: From $239
    25

    Wed

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

    Thu

  • MIA–STL, 11/27/2026: From $209
    27

    Fri

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

    Sat

  • MIA–STL, 11/29/2026: From $266
    29

    Sun

  • MIA–STL: cmp-view-offers-disclaimer. Find Offers
    30

    Mon

  • MIA–STL, 12/01/2026: From $135
    01

    Tue

    DEC

  • MIA–STL, 12/02/2026: From $135
    02

    Wed

  • MIA–STL, 12/03/2026: From $155
    03

    Thu

  • MIA–STL: cmp-view-offers-disclaimer. Find Offers
    04

    Fri

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

    Sat

  • MIA–STL, 12/06/2026: From $276
    06

    Sun

  • MIA–STL, 12/07/2026: From $200
    07

    Mon

  • MIA–STL: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

  • MIA–STL, 12/09/2026: From $123
    09

    Wed

  • MIA–STL, 12/10/2026: From $123
    10

    Thu

    • Range$123-$281

    *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:
    Miami International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Average flight time:
    2 hours 53 minutes
    Distance:
    1068 miles

    Questions we hear the most

    The average flight time from Miami to St. Louis is 2 hours 53 minutes.
    There are 108 weekly flights from Miami to St. Louis on Southwest Airlines.
    Yes, Southwest flies nonstop from Miami to St. Louis once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Miami to St. Louis 2 times per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Miami to St. Louis with Southwest, check out our Low Fare Calendar.
    You can rent a car at Lambert-St Louis Int'l Airport book yours with your flight.
    Yes! Flights from Miami to St. Louis—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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