Southwest® flights from St. Louis to Cincinnati from $152

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Low fares from St. Louis to Cincinnati

$

St. Louis (STL)to

Cincinnati (CVG)
Depart: 01/05/2027

One-way

Basic

From
$152
Seen: 23 hrs ago

St. Louis (STL)to

Cincinnati (CVG)
Depart: 12/22/2026

One-way

Basic

From
$152
Seen: 8 hrs ago

St. Louis (STL)to

Cincinnati (CVG)
Depart: 12/30/2026

One-way

Basic

From
$152
Seen: 10 hrs ago

St. Louis (STL)to

Cincinnati (CVG)
Depart: 12/15/2026

One-way

Basic

From
$152
Seen: 15 hrs ago

St. Louis (STL)to

Cincinnati (CVG)
Depart: 12/08/2026

One-way

Basic

From
$167
Seen: 21 hrs ago

St. Louis (STL)to

Cincinnati (CVG)
Depart: 12/15/2026

One-way

Choice

From
$187
Seen: 15 hrs ago

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Explore flights from St. Louis to Cincinnati

Nov 2026
From$260*
Seen: 6 hrs ago
One Way/Basic
Dec 2026
From$152*
Seen: 10 hrs ago
One Way/Basic
Jan 2027
From$152*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $167
cmp-daily-histogram-bars-legend-max-price-aria-label $414
Displaying fares for November-2026
  • STL–CVG, 11/09/2026: From $414
    09

    Mon

    NOV

  • STL–CVG: cmp-view-offers-disclaimer. Find Offers
    10

    Tue

  • STL–CVG, 11/11/2026: From $414
    11

    Wed

  • STL–CVG, 11/12/2026: From $414
    12

    Thu

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    13

    Fri

  • STL–CVG, 11/14/2026: From $414
    14

    Sat

  • STL–CVG, 11/15/2026: From $349
    15

    Sun

  • STL–CVG, 11/16/2026: From $349
    16

    Mon

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    17

    Tue

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    18

    Wed

  • STL–CVG, 11/19/2026: From $349
    19

    Thu

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    20

    Fri

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

    Sat

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    22

    Sun

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    23

    Mon

  • STL–CVG, 11/24/2026: From $260
    24

    Tue

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    25

    Wed

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

    Thu

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    27

    Fri

  • STL–CVG, 11/28/2026: From $290
    28

    Sat

  • STL–CVG: cmp-view-offers-disclaimer. Find Offers
    29

    Sun

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    30

    Mon

  • STL–CVG: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    DEC

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    02

    Wed

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    03

    Thu

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    04

    Fri

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    05

    Sat

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    06

    Sun

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    07

    Mon

  • STL–CVG, 12/08/2026: From $167
    08

    Tue

    • Range$167-$414

    *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:
    Cincinnati/Northern Kentucky Airport
    Distance:
    308 miles

    Questions we hear the most

    There are 89 weekly flights from St. Louis to Cincinnati on Southwest Airlines.
    To find the lowest fares by day and time to fly St. Louis to Cincinnati with Southwest, check out our Low Fare Calendar.
    You can rent a car at Cincinnati/Northern Kentucky Airport book yours with your flight.
    Yes! Flights from St. Louis to Cincinnati—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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