Southwest® flights from Sacramento to St. Louis from $230

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Low fares from Sacramento to St. Louis

$

Sacramento (SMF)to

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

One-way

Basic

From
$230
Seen: 10 minutes ago

Sacramento (SMF)to

St. Louis (STL)
Depart: 02/20/2027

One-way

Basic

From
$230
Seen: 15 hrs ago

Sacramento (SMF)to

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

One-way

Basic

From
$230
Seen: 22 hrs ago

Sacramento (SMF)to

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

One-way

Basic

From
$230
Seen: 3 hrs ago

Sacramento (SMF)to

St. Louis (STL)
Depart: 12/05/2026

One-way

Basic

From
$230
Seen: 1 hour ago

Sacramento (SMF)to

St. Louis (STL)
Depart: 01/05/2027

One-way

Basic

From
$235
Seen: 16 hrs ago

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Explore flights from Sacramento to St. Louis

Nov 2026
From$350*
Seen: 17 hrs ago
One Way/Basic
Dec 2026
From$230*
Seen: 10 minutes ago
One Way/Basic
Jan 2027
From$235*
Seen: 16 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $230
cmp-daily-histogram-bars-legend-max-price-aria-label $662
Displaying fares for November-2026
  • SMF–STL, 11/13/2026: From $662
    13

    Fri

    NOV

  • SMF–STL: cmp-view-offers-disclaimer. Find Offers
    14

    Sat

  • SMF–STL, 11/15/2026: From $657
    15

    Sun

  • SMF–STL, 11/16/2026: From $652
    16

    Mon

  • SMF–STL, 11/17/2026: From $652
    17

    Tue

  • SMF–STL, 11/18/2026: From $454
    18

    Wed

  • SMF–STL, 11/19/2026: From $459
    19

    Thu

  • SMF–STL: cmp-view-offers-disclaimer. Find Offers
    20

    Fri

  • SMF–STL, 11/21/2026: From $454
    21

    Sat

  • SMF–STL, 11/22/2026: From $459
    22

    Sun

  • SMF–STL, 11/23/2026: From $459
    23

    Mon

  • SMF–STL, 11/24/2026: From $459
    24

    Tue

  • SMF–STL, 11/25/2026: From $350
    25

    Wed

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

    Thu

  • SMF–STL, 11/27/2026: From $350
    27

    Fri

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

    Sat

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

    Sun

  • SMF–STL, 11/30/2026: From $380
    30

    Mon

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

    Tue

    DEC

  • SMF–STL: cmp-view-offers-disclaimer. Find Offers
    02

    Wed

  • SMF–STL: cmp-view-offers-disclaimer. Find Offers
    03

    Thu

  • SMF–STL, 12/04/2026: From $265
    04

    Fri

  • SMF–STL, 12/05/2026: From $230
    05

    Sat

  • SMF–STL, 12/06/2026: From $317
    06

    Sun

  • SMF–STL, 12/07/2026: From $250
    07

    Mon

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

    Tue

  • SMF–STL, 12/09/2026: From $230
    09

    Wed

  • SMF–STL, 12/10/2026: From $250
    10

    Thu

  • SMF–STL, 12/11/2026: From $265
    11

    Fri

  • SMF–STL, 12/12/2026: From $230
    12

    Sat

    • Range$230-$662

    *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:
    Sacramento International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Average flight time:
    3 hours 40 minutes
    Distance:
    1679 miles

    Questions we hear the most

    The average flight time from Sacramento to St. Louis is 3 hours 40 minutes.
    There are 156 weekly flights from Sacramento to St. Louis on Southwest Airlines.
    Yes, Southwest flies nonstop from Sacramento to St. Louis once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Sacramento to St. Louis once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Sacramento 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 Sacramento 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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