Southwest® flights from St. Louis to New York (LaGuardia) from $139

Promo Code

Low fares from St. Louis to New York (LaGuardia)

$

St. Louis (STL)to

New York (LaGuardia) (LGA)
Depart: 10/13/2026

One-way

Basic

From
$139
Seen: 13 hrs ago

St. Louis (STL)to

New York (LaGuardia) (LGA)
Depart: 10/29/2026

One-way

Basic

From
$139
Seen: 15 hrs ago

St. Louis (STL)to

New York (LaGuardia) (LGA)
Depart: 09/30/2026

One-way

Basic

From
$139
Seen: 22 hrs ago

St. Louis (STL)to

New York (LaGuardia) (LGA)
Depart: 11/09/2026

One-way

Basic

From
$139
Seen: 9 hrs ago

St. Louis (STL)to

New York (LaGuardia) (LGA)
Depart: 11/11/2026

One-way

Basic

From
$139
Seen: 7 hrs ago

St. Louis (STL)to

New York (LaGuardia) (LGA)
Depart: 09/29/2026

One-way

Basic

From
$139
Seen: 15 hrs ago

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Explore flights from St. Louis to New York (LaGuardia)

Aug 2026
From$223*
Seen: 1 hour ago
One Way/Basic
Sep 2026
From$139*
Seen: 15 hrs ago
One Way/Basic
Oct 2026
From$139*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $147
cmp-daily-histogram-bars-legend-max-price-aria-label $285
Displaying fares for August-2026
  • STL–LGA, 08/22/2026: From $227
    22

    Sat

    AUG

  • STL–LGA, 08/23/2026: From $275
    23

    Sun

  • STL–LGA, 08/24/2026: From $275
    24

    Mon

  • STL–LGA, 08/25/2026: From $227
    25

    Tue

  • STL–LGA, 08/26/2026: From $227
    26

    Wed

  • STL–LGA, 08/27/2026: From $275
    27

    Thu

  • STL–LGA, 08/28/2026: From $223
    28

    Fri

  • STL–LGA, 08/29/2026: From $252
    29

    Sat

  • STL–LGA, 08/30/2026: From $275
    30

    Sun

  • STL–LGA, 08/31/2026: From $275
    31

    Mon

  • STL–LGA, 09/01/2026: From $227
    01

    Tue

    SEP

  • STL–LGA, 09/02/2026: From $227
    02

    Wed

  • STL–LGA, 09/03/2026: From $275
    03

    Thu

  • STL–LGA, 09/04/2026: From $285
    04

    Fri

  • STL–LGA, 09/05/2026: From $227
    05

    Sat

  • STL–LGA, 09/06/2026: From $257
    06

    Sun

  • STL–LGA, 09/07/2026: From $257
    07

    Mon

  • STL–LGA, 09/08/2026: From $227
    08

    Tue

  • STL–LGA, 09/09/2026: From $185
    09

    Wed

  • STL–LGA, 09/10/2026: From $185
    10

    Thu

  • STL–LGA, 09/11/2026: From $185
    11

    Fri

  • STL–LGA, 09/12/2026: From $147
    12

    Sat

  • STL–LGA, 09/13/2026: From $211
    13

    Sun

  • STL–LGA, 09/14/2026: From $147
    14

    Mon

  • STL–LGA, 09/15/2026: From $147
    15

    Tue

  • STL–LGA, 09/16/2026: From $147
    16

    Wed

  • STL–LGA, 09/17/2026: From $147
    17

    Thu

  • STL–LGA, 09/18/2026: From $166
    18

    Fri

  • STL–LGA, 09/19/2026: From $147
    19

    Sat

  • STL–LGA, 09/20/2026: From $211
    20

    Sun

  • STL–LGA, 09/21/2026: From $147
    21

    Mon

    • Range$147-$285

    *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:
    La Guardia Airport
    Average flight time:
    2 hours 20 minutes
    Distance:
    888 miles

    Route Information

    151† 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 St. Louis to New York (LaGuardia) is 2 hours 20 minutes.
    There are 151 weekly flights from St. Louis to New York (LaGuardia) on Southwest Airlines.
    Yes, Southwest flies nonstop from St. Louis to New York (LaGuardia) 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from St. Louis to New York (LaGuardia) 2 times per day on Saturdays and 4 times per day on Sundays.
    To find the lowest fares by day and time to fly St. Louis to New York (LaGuardia) with Southwest, check out our Low Fare Calendar.
    You can rent a car at La Guardia Airport book yours with your flight.
    Yes! Flights from St. Louis to New York (LaGuardia)—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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