Southwest® flights from New Orleans to St. Louis from $190

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Low fares from New Orleans to St. Louis

$

New Orleans (MSY)to

St. Louis (STL)
Depart: 01/19/2027

One-way

Basic

From
$190
Seen: 9 hrs ago

New Orleans (MSY)to

St. Louis (STL)
Depart: 12/16/2026

One-way

Basic

From
$190
Seen: 6 hrs ago

New Orleans (MSY)to

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

One-way

Basic

From
$190
Seen: 21 hrs ago

New Orleans (MSY)to

St. Louis (STL)
Depart: 12/15/2026

One-way

Basic

From
$190
Seen: 9 hrs ago

New Orleans (MSY)to

St. Louis (STL)
Depart: 12/19/2026

One-way

Basic

From
$190
Seen: 8 hrs ago

New Orleans (MSY)to

St. Louis (STL)
Depart: 01/23/2027

One-way

Basic

From
$190
Seen: 11 hrs ago

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Explore flights from New Orleans to St. Louis

Nov 2026
From$284*
Seen: 5 hrs ago
One Way/Basic
Dec 2026
From$190*
Seen: 6 hrs ago
One Way/Basic
Jan 2027
From$190*
Seen: 11 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $190
cmp-daily-histogram-bars-legend-max-price-aria-label $510
Displaying fares for November-2026
  • MSY–STL, 11/11/2026: From $510
    11

    Wed

    NOV

  • MSY–STL, 11/12/2026: From $510
    12

    Thu

  • MSY–STL, 11/13/2026: From $510
    13

    Fri

  • MSY–STL, 11/14/2026: From $510
    14

    Sat

  • MSY–STL: cmp-view-offers-disclaimer. Find Offers
    15

    Sun

  • MSY–STL, 11/16/2026: From $401
    16

    Mon

  • MSY–STL, 11/17/2026: From $401
    17

    Tue

  • MSY–STL, 11/18/2026: From $401
    18

    Wed

  • MSY–STL, 11/19/2026: From $401
    19

    Thu

  • MSY–STL, 11/20/2026: From $401
    20

    Fri

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

    Sat

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

    Sun

  • MSY–STL, 11/23/2026: From $294
    23

    Mon

  • MSY–STL, 11/24/2026: From $289
    24

    Tue

  • MSY–STL, 11/25/2026: From $289
    25

    Wed

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

    Thu

  • MSY–STL, 11/27/2026: From $294
    27

    Fri

  • MSY–STL: cmp-view-offers-disclaimer. Find Offers
    28

    Sat

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

    Sun

  • MSY–STL, 11/30/2026: From $284
    30

    Mon

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

    Tue

    DEC

  • MSY–STL, 12/02/2026: From $190
    02

    Wed

  • MSY–STL, 12/03/2026: From $205
    03

    Thu

  • MSY–STL, 12/04/2026: From $215
    04

    Fri

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

    Sat

  • MSY–STL, 12/06/2026: From $259
    06

    Sun

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

    Mon

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

    Tue

  • MSY–STL, 12/09/2026: From $190
    09

    Wed

  • MSY–STL, 12/10/2026: From $205
    10

    Thu

    • Range$190-$510

    *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:
    Louis Armstrong International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Average flight time:
    1 hour 46 minutes
    Distance:
    604 miles

    Questions we hear the most

    The average flight time from New Orleans to St. Louis is 1 hour 46 minutes.
    There are 156 weekly flights from New Orleans to St. Louis on Southwest Airlines.
    Yes, Southwest flies nonstop from New Orleans to St. Louis 2 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from New Orleans to St. Louis once per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly New Orleans 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 New Orleans 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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