Southwest® flights from Los Angeles to St. Louis from $209

Promo Code

Low fares from Los Angeles to St. Louis

$

Los Angeles (LAX)to

St. Louis (STL)
Depart: 11/10/2026

One-way

Basic

From
$209
Seen: 19 hrs ago

Los Angeles (LAX)to

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

One-way

Basic

From
$209
Seen: 17 hrs ago

Los Angeles (LAX)to

St. Louis (STL)
Depart: 11/07/2026

One-way

Basic

From
$209
Seen: 21 hrs ago

Los Angeles (LAX)to

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

One-way

Basic

From
$209
Seen: 21 hrs ago

Los Angeles (LAX)to

St. Louis (STL)
Depart: 11/21/2026

One-way

Basic

From
$222
Seen: 10 hrs ago

Los Angeles (LAX)to

St. Louis (STL)
Depart: 10/21/2026

One-way

Basic

From
$222
Seen: 16 hrs ago

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Explore flights from Los Angeles to St. Louis

Sep 2026
From$305*
Seen: 18 hrs ago
One Way/Basic
Oct 2026
From$222*
Seen: 5 hrs ago
One Way/Basic
Nov 2026
From$209*
Seen: 21 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $244
cmp-daily-histogram-bars-legend-max-price-aria-label $356
Displaying fares for September-2026
  • LAX–STL, 09/12/2026: From $305
    12

    Sat

    SEP

  • LAX–STL, 09/13/2026: From $356
    13

    Sun

  • LAX–STL, 09/14/2026: From $346
    14

    Mon

  • LAX–STL, 09/15/2026: From $305
    15

    Tue

  • LAX–STL: cmp-view-offers-disclaimer. Find Offers
    16

    Wed

  • LAX–STL, 09/17/2026: From $346
    17

    Thu

  • LAX–STL, 09/18/2026: From $346
    18

    Fri

  • LAX–STL, 09/19/2026: From $305
    19

    Sat

  • LAX–STL, 09/20/2026: From $346
    20

    Sun

  • LAX–STL, 09/21/2026: From $346
    21

    Mon

  • LAX–STL, 09/22/2026: From $315
    22

    Tue

  • LAX–STL, 09/23/2026: From $305
    23

    Wed

  • LAX–STL, 09/24/2026: From $346
    24

    Thu

  • LAX–STL, 09/25/2026: From $346
    25

    Fri

  • LAX–STL, 09/26/2026: From $305
    26

    Sat

  • LAX–STL: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

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

    Mon

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

    Tue

  • LAX–STL, 09/30/2026: From $305
    30

    Wed

  • LAX–STL, 10/01/2026: From $346
    01

    Thu

    OCT

  • LAX–STL, 10/02/2026: From $244
    02

    Fri

  • LAX–STL, 10/03/2026: From $244
    03

    Sat

  • LAX–STL, 10/04/2026: From $290
    04

    Sun

  • LAX–STL, 10/05/2026: From $244
    05

    Mon

  • LAX–STL, 10/06/2026: From $244
    06

    Tue

  • LAX–STL, 10/07/2026: From $244
    07

    Wed

  • LAX–STL, 10/08/2026: From $244
    08

    Thu

  • LAX–STL, 10/09/2026: From $244
    09

    Fri

  • LAX–STL, 10/10/2026: From $244
    10

    Sat

  • LAX–STL, 10/11/2026: From $247
    11

    Sun

    • Range$244-$356

    *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:
    Los Angeles International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Average flight time:
    3 hours 39 minutes
    Distance:
    1592 miles

    Route Information

    156† Weekly flights
    • 2‡ Nonstop flights per day Monday through Friday
    • 2‡ Nonstop flights on Saturday
    • 3‡ 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 Los Angeles to St. Louis is 3 hours 39 minutes.
    There are 156 weekly flights from Los Angeles to St. Louis on Southwest Airlines.
    Yes, Southwest flies nonstop from Los Angeles to St. Louis 2 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Los Angeles to St. Louis 2 times per day on Saturdays and 3 times per day on Sundays.
    To find the lowest fares by day and time to fly Los Angeles 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 Los Angeles 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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