Southwest® flights from Jackson to St. Louis from $145

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Low fares from Jackson to St. Louis

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Jackson (JAN)to

St. Louis (STL)
Depart: 11/05/2026

One-way

Basic

From
$145
Seen: 6 hrs ago

Jackson (JAN)to

St. Louis (STL)
Depart: 11/05/2026

One-way

Choice

From
$180
Seen: 6 hrs ago

Jackson (JAN)to

St. Louis (STL)
Depart: 11/01/2026

One-way

Basic

From
$184
Seen: 11 hrs ago

Jackson (JAN)to

St. Louis (STL)
Depart: 10/23/2026

One-way

Basic

From
$199
Seen: 5 hrs ago

Jackson (JAN)to

St. Louis (STL)
Depart: 11/01/2026

One-way

Choice

From
$219
Seen: 11 hrs ago

Jackson (JAN)to

St. Louis (STL)
Depart: 10/23/2026

One-way

Choice

From
$234
Seen: 5 hrs ago

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Explore flights from Jackson to St. Louis

Sep 2026
From$235*
Seen: 1 hour ago
One Way/Basic
Oct 2026
From$199*
Seen: 5 hrs ago
One Way/Basic
Nov 2026
From$145*
Seen: 6 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $235
Displaying fares for September-2026
  • JAN–STL: cmp-view-offers-disclaimer. Find Offers
    09

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    SEP

  • JAN–STL, 09/10/2026: From $354
    10

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  • JAN–STL, 09/11/2026: From $359
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  • JAN–STL, 09/12/2026: From $312
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  • JAN–STL, 09/13/2026: From $354
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  • JAN–STL, 09/14/2026: From $324
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  • JAN–STL, 09/24/2026: From $235
    24

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  • JAN–STL, 09/25/2026: From $235
    25

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    • Range$235-$359

    *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:
    Jackson-Evers International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Distance:
    444 miles

    Route Information

    52† Weekly flights

    † 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

    There are 52 weekly flights from Jackson to St. Louis on Southwest Airlines.
    To find the lowest fares by day and time to fly Jackson 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 Jackson 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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