Southwest® flights from Charlotte to St. Louis from $99

Promo Code

Low fares from Charlotte to St. Louis

$

Charlotte (CLT)to

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

One-way

Basic

From
$99
Seen: 22 hrs ago

Charlotte (CLT)to

St. Louis (STL)
Depart: 10/21/2026

One-way

Basic

From
$99
Seen: 10 hrs ago

Charlotte (CLT)to

St. Louis (STL)
Depart: 11/12/2026

One-way

Basic

From
$99
Seen: 7 hrs ago

Charlotte (CLT)to

St. Louis (STL)
Depart: 10/27/2026

One-way

Basic

From
$99
Seen: 5 hrs ago

Charlotte (CLT)to

St. Louis (STL)
Depart: 10/29/2026

One-way

Basic

From
$99
Seen: 37 minutes ago

Charlotte (CLT)to

St. Louis (STL)
Depart: 11/17/2026

One-way

Basic

From
$99
Seen: 16 hrs ago

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Explore flights from Charlotte to St. Louis

Try alternate month or interact with individual days below in order to find offers.
Sep 2026
No result for this month.
Oct 2026
From$99*
Seen: 10 hrs ago
One Way/Basic
Nov 2026
From$99*
Seen: 7 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $99
cmp-daily-histogram-bars-legend-max-price-aria-label $297
Displaying fares for September-2026
  • CLT–STL: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

    SEP

  • CLT–STL, 10/01/2026: From $287
    01

    Thu

  • CLT–STL, 10/02/2026: From $287
    02

    Fri

  • CLT–STL: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

  • CLT–STL, 10/04/2026: From $287
    04

    Sun

  • CLT–STL, 10/05/2026: From $297
    05

    Mon

  • CLT–STL, 10/06/2026: From $243
    06

    Tue

  • CLT–STL, 10/07/2026: From $243
    07

    Wed

  • CLT–STL, 10/08/2026: From $287
    08

    Thu

  • CLT–STL, 10/09/2026: From $297
    09

    Fri

  • CLT–STL, 10/10/2026: From $253
    10

    Sat

  • CLT–STL, 10/11/2026: From $287
    11

    Sun

  • CLT–STL, 10/12/2026: From $287
    12

    Mon

  • CLT–STL: cmp-view-offers-disclaimer. Find Offers
    13

    Tue

  • CLT–STL, 10/14/2026: From $210
    14

    Wed

  • CLT–STL, 10/15/2026: From $210
    15

    Thu

  • CLT–STL, 10/16/2026: From $210
    16

    Fri

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

    Sat

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

    Sun

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

    Mon

  • CLT–STL, 10/20/2026: From $109
    20

    Tue

  • CLT–STL, 10/21/2026: From $99
    21

    Wed

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

    Thu

  • CLT–STL, 10/23/2026: From $148
    23

    Fri

  • CLT–STL, 10/24/2026: From $109
    24

    Sat

  • CLT–STL, 10/25/2026: From $220
    25

    Sun

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

    Mon

  • CLT–STL, 10/27/2026: From $99
    27

    Tue

  • CLT–STL, 10/28/2026: From $99
    28

    Wed

  • CLT–STL, 10/29/2026: From $99
    29

    Thu

    • Range$99-$297

    *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:
    Douglas Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Average flight time:
    2 hours
    Distance:
    575 miles

    Route Information

    103† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Sunday

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    The average flight time from Charlotte to St. Louis is 2 hours.
    There are 103 weekly flights from Charlotte to St. Louis on Southwest Airlines.
    Yes, Southwest flies nonstop from Charlotte to St. Louis once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Charlotte to St. Louis once per day on Sundays.
    To find the lowest fares by day and time to fly Charlotte 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 Charlotte 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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