Southwest® flights from Memphis to St. Louis from $126

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Low fares from Memphis to St. Louis

$

Memphis (MEM)to

St. Louis (STL)
Depart: 11/16/2026

One-way

Basic

From
$126
Seen: 28 minutes ago

Memphis (MEM)to

St. Louis (STL)
Depart: 11/14/2026

One-way

Basic

From
$126
Seen: 26 minutes ago

Memphis (MEM)to

St. Louis (STL)
Depart: 11/30/2026

One-way

Basic

From
$138
Seen: 20 hrs ago

Memphis (MEM)to

St. Louis (STL)
Depart: 11/13/2026

One-way

Basic

From
$152
Seen: 10 hrs ago

Memphis (MEM)to

St. Louis (STL)
Depart: 11/16/2026

One-way

Choice

From
$165
Seen: 28 minutes ago

Memphis (MEM)to

St. Louis (STL)
Depart: 11/14/2026

One-way

Choice

From
$165
Seen: 26 minutes ago

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Explore flights from Memphis to St. Louis

Oct 2026
From$421*
Seen: 15 hrs ago
One Way/Basic
Nov 2026
From$126*
Seen: 28 minutes ago
One Way/Basic
Dec 2026
From$169*
Seen: 16 minutes ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $126
cmp-daily-histogram-bars-legend-max-price-aria-label $421
Displaying fares for October-2026
  • MEM–STL, 10/24/2026: From $421
    24

    Sat

    OCT

  • MEM–STL: cmp-view-offers-disclaimer. Find Offers
    25

    Sun

  • MEM–STL, 10/26/2026: From $421
    26

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    27

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    28

    Wed

  • MEM–STL, 10/29/2026: From $421
    29

    Thu

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    30

    Fri

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    31

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    01

    Sun

    NOV

  • MEM–STL, 11/02/2026: From $395
    02

    Mon

  • MEM–STL, 11/03/2026: From $395
    03

    Tue

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    04

    Wed

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    05

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    06

    Fri

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    07

    Sat

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    08

    Sun

  • MEM–STL, 11/09/2026: From $284
    09

    Mon

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    10

    Tue

  • MEM–STL: cmp-view-offers-disclaimer. Find Offers
    11

    Wed

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    12

    Thu

  • MEM–STL, 11/13/2026: From $152
    13

    Fri

  • MEM–STL, 11/14/2026: From $126
    14

    Sat

  • MEM–STL: cmp-view-offers-disclaimer. Find Offers
    15

    Sun

  • MEM–STL, 11/16/2026: From $126
    16

    Mon

  • MEM–STL: cmp-view-offers-disclaimer. Find Offers
    17

    Tue

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

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  • MEM–STL: cmp-view-offers-disclaimer. Find Offers
    19

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  • MEM–STL: cmp-view-offers-disclaimer. Find Offers
    20

    Fri

  • MEM–STL: cmp-view-offers-disclaimer. Find Offers
    21

    Sat

  • MEM–STL: cmp-view-offers-disclaimer. Find Offers
    22

    Sun

  • MEM–STL, 11/23/2026: From $169
    23

    Mon

    • Range$126-$421

    *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:
    Memphis International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Distance:
    256 miles

    Questions we hear the most

    There are 117 weekly flights from Memphis to St. Louis on Southwest Airlines.
    To find the lowest fares by day and time to fly Memphis 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 Memphis 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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