Southwest® flights from St. Louis to Kansas City from $105

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Low fares from St. Louis to Kansas City

$

St. Louis (STL)to

Kansas City (MCI)
Depart: 12/08/2026

One-way

Basic

From
$105
Seen: 8 hrs ago

St. Louis (STL)to

Kansas City (MCI)
Depart: 12/16/2026

One-way

Basic

From
$105
Seen: 7 hrs ago

St. Louis (STL)to

Kansas City (MCI)
Depart: 01/12/2027

One-way

Basic

From
$105
Seen: 22 minutes ago

St. Louis (STL)to

Kansas City (MCI)
Depart: 12/22/2026

One-way

Basic

From
$105
Seen: 31 minutes ago

St. Louis (STL)to

Kansas City (MCI)
Depart: 12/30/2026

One-way

Basic

From
$105
Seen: 22 hrs ago

St. Louis (STL)to

Kansas City (MCI)
Depart: 12/09/2026

One-way

Basic

From
$105
Seen: 6 hrs ago

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Explore flights from St. Louis to Kansas City

Nov 2026
From$282*
Seen: 9 hrs ago
One Way/Basic
Dec 2026
From$105*
Seen: 7 hrs ago
One Way/Basic
Jan 2027
From$105*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $105
cmp-daily-histogram-bars-legend-max-price-aria-label $473
Displaying fares for November-2026
  • STL–MCI, 11/13/2026: From $473
    13

    Fri

    NOV

  • STL–MCI, 11/14/2026: From $473
    14

    Sat

  • STL–MCI, 11/15/2026: From $473
    15

    Sun

  • STL–MCI, 11/16/2026: From $473
    16

    Mon

  • STL–MCI, 11/17/2026: From $473
    17

    Tue

  • STL–MCI, 11/18/2026: From $473
    18

    Wed

  • STL–MCI, 11/19/2026: From $473
    19

    Thu

  • STL–MCI, 11/20/2026: From $412
    20

    Fri

  • STL–MCI, 11/21/2026: From $412
    21

    Sat

  • STL–MCI, 11/22/2026: From $412
    22

    Sun

  • STL–MCI, 11/23/2026: From $412
    23

    Mon

  • STL–MCI, 11/24/2026: From $412
    24

    Tue

  • STL–MCI, 11/25/2026: From $412
    25

    Wed

  • STL–MCI, 11/26/2026: From $412
    26

    Thu

  • STL–MCI, 11/27/2026: From $282
    27

    Fri

  • STL–MCI, 11/28/2026: From $307
    28

    Sat

  • STL–MCI, 11/29/2026: From $312
    29

    Sun

  • STL–MCI, 11/30/2026: From $312
    30

    Mon

  • STL–MCI, 12/01/2026: From $282
    01

    Tue

    DEC

  • STL–MCI, 12/02/2026: From $282
    02

    Wed

  • STL–MCI, 12/03/2026: From $282
    03

    Thu

  • STL–MCI, 12/04/2026: From $145
    04

    Fri

  • STL–MCI, 12/05/2026: From $125
    05

    Sat

  • STL–MCI, 12/06/2026: From $251
    06

    Sun

  • STL–MCI, 12/07/2026: From $125
    07

    Mon

  • STL–MCI, 12/08/2026: From $105
    08

    Tue

  • STL–MCI, 12/09/2026: From $105
    09

    Wed

  • STL–MCI, 12/10/2026: From $125
    10

    Thu

  • STL–MCI, 12/11/2026: From $145
    11

    Fri

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

    Sat

    • Range$105-$473

    *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:
    Kansas City International Airport
    Average flight time:
    1 hour 5 minutes
    Distance:
    237 miles

    Questions we hear the most

    The average flight time from St. Louis to Kansas City is 1 hour 5 minutes.
    There are 130 weekly flights from St. Louis to Kansas City on Southwest Airlines.
    Yes, Southwest flies nonstop from St. Louis to Kansas City 3 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from St. Louis to Kansas City 2 times per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly St. Louis to Kansas City with Southwest, check out our Low Fare Calendar.
    You can rent a car at Kansas City International Airport book yours with your flight.
    Yes! Flights from St. Louis to Kansas City—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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