Southwest® flights from St. Louis to Houston Hobby from $121

Promo Code

Low fares from St. Louis to Houston Hobby

$

St. Louis (STL)to

Houston Hobby (HOU)
Depart: 01/05/2027

One-way

Basic

From
$121
Seen: 2 hrs ago

St. Louis (STL)to

Houston Hobby (HOU)
Depart: 11/26/2026

One-way

Basic

From
$121
Seen: 1 hour ago

St. Louis (STL)to

Houston Hobby (HOU)
Depart: 01/22/2027

One-way

Basic

From
$121
Seen: 1 hour ago

St. Louis (STL)to

Houston Hobby (HOU)
Depart: 12/18/2026

One-way

Basic

From
$121
Seen: 19 minutes ago

St. Louis (STL)to

Houston Hobby (HOU)
Depart: 11/12/2026

One-way

Basic

From
$121
Seen: 1 hour ago

St. Louis (STL)to

Houston Hobby (HOU)
Depart: 11/09/2026

One-way

Basic

From
$121
Seen: 3 hrs ago

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Explore flights from St. Louis to Houston Hobby

Oct 2026
From$366*
Seen: 4 hrs ago
One Way/Basic
Nov 2026
From$121*
Seen: 1 hour ago
One Way/Basic
Dec 2026
From$121*
Seen: 2 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $121
cmp-daily-histogram-bars-legend-max-price-aria-label $454
Displaying fares for October-2026
  • STL–HOU, 10/24/2026: From $454
    24

    Sat

    OCT

  • STL–HOU, 10/25/2026: From $454
    25

    Sun

  • STL–HOU, 10/26/2026: From $454
    26

    Mon

  • STL–HOU, 10/27/2026: From $454
    27

    Tue

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

    Wed

  • STL–HOU, 10/29/2026: From $454
    29

    Thu

  • STL–HOU, 10/30/2026: From $366
    30

    Fri

  • STL–HOU, 10/31/2026: From $366
    31

    Sat

  • STL–HOU, 11/01/2026: From $366
    01

    Sun

    NOV

  • STL–HOU, 11/02/2026: From $366
    02

    Mon

  • STL–HOU, 11/03/2026: From $366
    03

    Tue

  • STL–HOU, 11/04/2026: From $366
    04

    Wed

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

    Thu

  • STL–HOU, 11/06/2026: From $243
    06

    Fri

  • STL–HOU, 11/07/2026: From $243
    07

    Sat

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

    Sun

  • STL–HOU, 11/09/2026: From $121
    09

    Mon

  • STL–HOU, 11/10/2026: From $122
    10

    Tue

  • STL–HOU, 11/11/2026: From $122
    11

    Wed

  • STL–HOU, 11/12/2026: From $121
    12

    Thu

  • STL–HOU, 11/13/2026: From $121
    13

    Fri

  • STL–HOU, 11/14/2026: From $122
    14

    Sat

  • STL–HOU, 11/15/2026: From $366
    15

    Sun

  • STL–HOU, 11/16/2026: From $122
    16

    Mon

  • STL–HOU: cmp-view-offers-disclaimer. Find Offers
    17

    Tue

  • STL–HOU, 11/18/2026: From $121
    18

    Wed

  • STL–HOU, 11/19/2026: From $121
    19

    Thu

  • STL–HOU, 11/20/2026: From $187
    20

    Fri

  • STL–HOU, 11/21/2026: From $121
    21

    Sat

  • STL–HOU, 11/22/2026: From $122
    22

    Sun

  • STL–HOU, 11/23/2026: From $122
    23

    Mon

    • Range$121-$454

    *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:
    William P. Hobby Airport
    Average flight time:
    2 hours 4 minutes
    Distance:
    687 miles

    Questions we hear the most

    The average flight time from St. Louis to Houston (Hobby) is 2 hours 4 minutes.
    There are 156 weekly flights from St. Louis to Houston (Hobby) on Southwest Airlines.
    Yes, Southwest flies nonstop from St. Louis to Houston (Hobby) 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from St. Louis to Houston (Hobby) 3 times per day on Saturdays and 5 times per day on Sundays.
    To find the lowest fares by day and time to fly St. Louis to Houston (Hobby) with Southwest, check out our Low Fare Calendar.
    You can rent a car at William P. Hobby Airport book yours with your flight.
    Yes! Flights from St. Louis to Houston (Hobby)—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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