Southwest® flights from Charleston to St. Louis from $189

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Low fares from Charleston to St. Louis

$

Charleston (CHS)to

St. Louis (STL)
Depart: 01/09/2027

One-way

Basic

From
$189
Seen: 17 hrs ago

Charleston (CHS)to

St. Louis (STL)
Depart: 12/22/2026

One-way

Basic

From
$189
Seen: 15 hrs ago

Charleston (CHS)to

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

One-way

Basic

From
$189
Seen: 15 hrs ago

Charleston (CHS)to

St. Louis (STL)
Depart: 12/01/2026

One-way

Basic

From
$189
Seen: 20 hrs ago

Charleston (CHS)to

St. Louis (STL)
Depart: 12/02/2026

One-way

Basic

From
$189
Seen: 22 hrs ago

Charleston (CHS)to

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

One-way

Basic

From
$189
Seen: 11 hrs ago

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Explore flights from Charleston to St. Louis

Nov 2026
From$269*
Seen: 10 hrs ago
One Way/Basic
Dec 2026
From$189*
Seen: 22 hrs ago
One Way/Basic
Jan 2027
From$189*
Seen: 17 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $189
cmp-daily-histogram-bars-legend-max-price-aria-label $475
Displaying fares for November-2026
  • CHS–STL, 11/10/2026: From $475
    10

    Tue

    NOV

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

    Wed

  • CHS–STL: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

  • CHS–STL, 11/13/2026: From $475
    13

    Fri

  • CHS–STL, 11/14/2026: From $475
    14

    Sat

  • CHS–STL, 11/15/2026: From $475
    15

    Sun

  • CHS–STL, 11/16/2026: From $352
    16

    Mon

  • CHS–STL, 11/17/2026: From $352
    17

    Tue

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

    Wed

  • CHS–STL, 11/19/2026: From $352
    19

    Thu

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

    Fri

  • CHS–STL, 11/21/2026: From $352
    21

    Sat

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

    Sun

  • CHS–STL: cmp-view-offers-disclaimer. Find Offers
    23

    Mon

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

    Tue

  • CHS–STL, 11/25/2026: From $269
    25

    Wed

  • CHS–STL, 11/26/2026: From $274
    26

    Thu

  • CHS–STL, 11/27/2026: From $269
    27

    Fri

  • CHS–STL, 11/28/2026: From $340
    28

    Sat

  • CHS–STL, 11/29/2026: From $318
    29

    Sun

  • CHS–STL, 11/30/2026: From $278
    30

    Mon

  • CHS–STL, 12/01/2026: From $189
    01

    Tue

    DEC

  • CHS–STL, 12/02/2026: From $189
    02

    Wed

  • CHS–STL, 12/03/2026: From $204
    03

    Thu

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

    Fri

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

    Sat

  • CHS–STL, 12/06/2026: From $248
    06

    Sun

  • CHS–STL: cmp-view-offers-disclaimer. Find Offers
    07

    Mon

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

    Tue

  • CHS–STL, 12/09/2026: From $189
    09

    Wed

    • Range$189-$475

    *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:
    Charleston International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Average flight time:
    2 hours 15 minutes
    Distance:
    706 miles

    Questions we hear the most

    The average flight time from Charleston to St. Louis is 2 hours 15 minutes.
    There are 118 weekly flights from Charleston to St. Louis on Southwest Airlines.
    Yes, Southwest flies nonstop from Charleston to St. Louis once per day on Sundays.
    To find the lowest fares by day and time to fly Charleston 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 Charleston 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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