Southwest® flights from New York LaGuardia to St. Louis from $147

Promo Code

Low fares from New York LaGuardia to St. Louis

$

New York LaGuardia (LGA)to

St. Louis (STL)
Depart: 10/12/2026

One-way

Basic

From
$147
Seen: 19 hrs ago

New York LaGuardia (LGA)to

St. Louis (STL)
Depart: 10/13/2026

One-way

Basic

From
$147
Seen: 19 hrs ago

New York LaGuardia (LGA)to

St. Louis (STL)
Depart: 11/23/2026

One-way

Basic

From
$147
Seen: 23 hrs ago

New York LaGuardia (LGA)to

St. Louis (STL)
Depart: 12/03/2026

One-way

Basic

From
$147
Seen: 16 hrs ago

New York LaGuardia (LGA)to

St. Louis (STL)
Depart: 10/24/2026

One-way

Basic

From
$147
Seen: 19 hrs ago

New York LaGuardia (LGA)to

St. Louis (STL)
Depart: 12/09/2026

One-way

Basic

From
$147
Seen: 15 hrs ago

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Explore flights from New York LaGuardia to St. Louis

Sep 2026
From$237*
Seen: 11 hrs ago
One Way/Basic
Oct 2026
From$147*
Seen: 19 hrs ago
One Way/Basic
Nov 2026
From$147*
Seen: 18 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $187
cmp-daily-histogram-bars-legend-max-price-aria-label $295
Displaying fares for September-2026
  • LGA–STL, 09/12/2026: From $237
    12

    Sat

    SEP

  • LGA–STL, 09/13/2026: From $295
    13

    Sun

  • LGA–STL, 09/14/2026: From $295
    14

    Mon

  • LGA–STL, 09/15/2026: From $237
    15

    Tue

  • LGA–STL, 09/16/2026: From $237
    16

    Wed

  • LGA–STL, 09/17/2026: From $285
    17

    Thu

  • LGA–STL, 09/18/2026: From $285
    18

    Fri

  • LGA–STL, 09/19/2026: From $237
    19

    Sat

  • LGA–STL, 09/20/2026: From $285
    20

    Sun

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

    Mon

  • LGA–STL, 09/22/2026: From $237
    22

    Tue

  • LGA–STL, 09/23/2026: From $237
    23

    Wed

  • LGA–STL, 09/24/2026: From $285
    24

    Thu

  • LGA–STL, 09/25/2026: From $277
    25

    Fri

  • LGA–STL, 09/26/2026: From $237
    26

    Sat

  • LGA–STL, 09/27/2026: From $277
    27

    Sun

  • LGA–STL, 09/28/2026: From $277
    28

    Mon

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

    Tue

  • LGA–STL, 09/30/2026: From $237
    30

    Wed

  • LGA–STL, 10/01/2026: From $277
    01

    Thu

    OCT

  • LGA–STL, 10/02/2026: From $187
    02

    Fri

  • LGA–STL, 10/03/2026: From $187
    03

    Sat

  • LGA–STL, 10/04/2026: From $231
    04

    Sun

  • LGA–STL, 10/05/2026: From $187
    05

    Mon

  • LGA–STL, 10/06/2026: From $187
    06

    Tue

  • LGA–STL, 10/07/2026: From $187
    07

    Wed

  • LGA–STL, 10/08/2026: From $187
    08

    Thu

  • LGA–STL, 10/09/2026: From $219
    09

    Fri

  • LGA–STL, 10/10/2026: From $202
    10

    Sat

  • LGA–STL, 10/11/2026: From $220
    11

    Sun

    • Range$187-$295

    *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:
    La Guardia Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Average flight time:
    2 hours 48 minutes
    Distance:
    888 miles

    Route Information

    152† Weekly flights
    • 4‡ Nonstop flights per day Monday through Friday
    • 2‡ Nonstop flights on Saturday
    • 4‡ Nonstop flights 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 New York (LaGuardia) to St. Louis is 2 hours 48 minutes.
    There are 152 weekly flights from New York (LaGuardia) to St. Louis on Southwest Airlines.
    Yes, Southwest flies nonstop from New York (LaGuardia) to St. Louis 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from New York (LaGuardia) to St. Louis 2 times per day on Saturdays and 4 times per day on Sundays.
    To find the lowest fares by day and time to fly New York (LaGuardia) 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 York (LaGuardia) 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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