Southwest® flights from Minneapolis/St. Paul to St. Louis from $50

Promo Code

Low fares from Minneapolis/St. Paul to St. Louis

$

Minneapolis/St. Paul (MSP)to

St. Louis (STL)
Depart: 09/23/2026

One-way

Basic

From
$50
Seen: 3 hrs ago

Minneapolis/St. Paul (MSP)to

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

One-way

Basic

From
$59
Seen: 23 hrs ago

Minneapolis/St. Paul (MSP)to

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

One-way

Basic

From
$59
Seen: 23 hrs ago

Minneapolis/St. Paul (MSP)to

St. Louis (STL)
Depart: 11/14/2026

One-way

Basic

From
$59
Seen: 20 hrs ago

Minneapolis/St. Paul (MSP)to

St. Louis (STL)
Depart: 10/17/2026

One-way

Basic

From
$59
Seen: 16 hrs ago

Minneapolis/St. Paul (MSP)to

St. Louis (STL)
Depart: 11/16/2026

One-way

Basic

From
$59
Seen: 13 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from Minneapolis/St. Paul to St. Louis

Sep 2026
From$50*
Seen: 3 hrs ago
One Way/Basic
Oct 2026
From$59*
Seen: 23 hrs ago
One Way/Basic
Nov 2026
From$59*
Seen: 5 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $50
cmp-daily-histogram-bars-legend-max-price-aria-label $414
Displaying fares for September-2026
  • MSP–STL, 09/02/2026: From $414
    02

    Wed

    SEP

  • MSP–STL, 09/03/2026: From $414
    03

    Thu

  • MSP–STL, 09/04/2026: From $414
    04

    Fri

  • MSP–STL, 09/05/2026: From $414
    05

    Sat

  • MSP–STL, 09/06/2026: From $414
    06

    Sun

  • MSP–STL, 09/07/2026: From $414
    07

    Mon

  • MSP–STL, 09/08/2026: From $317
    08

    Tue

  • MSP–STL, 09/09/2026: From $317
    09

    Wed

  • MSP–STL, 09/10/2026: From $317
    10

    Thu

  • MSP–STL: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

  • MSP–STL: cmp-view-offers-disclaimer. Find Offers
    12

    Sat

  • MSP–STL: cmp-view-offers-disclaimer. Find Offers
    13

    Sun

  • MSP–STL, 09/14/2026: From $317
    14

    Mon

  • MSP–STL, 09/15/2026: From $216
    15

    Tue

  • MSP–STL, 09/16/2026: From $216
    16

    Wed

  • MSP–STL, 09/17/2026: From $226
    17

    Thu

  • MSP–STL, 09/18/2026: From $216
    18

    Fri

  • MSP–STL, 09/19/2026: From $216
    19

    Sat

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

    Sun

  • MSP–STL, 09/21/2026: From $216
    21

    Mon

  • MSP–STL, 09/22/2026: From $59
    22

    Tue

  • MSP–STL, 09/23/2026: From $50
    23

    Wed

  • MSP–STL, 09/24/2026: From $136
    24

    Thu

  • MSP–STL: cmp-view-offers-disclaimer. Find Offers
    25

    Fri

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

    Sat

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

    Sun

  • MSP–STL, 09/28/2026: From $69
    28

    Mon

  • MSP–STL, 09/29/2026: From $59
    29

    Tue

  • MSP–STL: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

  • MSP–STL, 10/01/2026: From $69
    01

    Thu

    OCT

    • Range$50-$414

    *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:
    Minneapolis-St Paul International Airport
    Arriving at:
    Lambert-St Louis Int'l Airport
    Average flight time:
    1 hour 29 minutes
    Distance:
    448 miles

    Route Information

    138† Weekly flights
    • 2‡ Nonstop flights per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 2‡ 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 Minneapolis/St. Paul to St. Louis is 1 hour 29 minutes.
    There are 138 weekly flights from Minneapolis/St. Paul to St. Louis on Southwest Airlines.
    Yes, Southwest flies nonstop from Minneapolis/St. Paul to St. Louis 2 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from Minneapolis/St. Paul to St. Louis once per day on Saturdays and 2 times per day on Sundays.
    To find the lowest fares by day and time to fly Minneapolis/St. Paul 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 Minneapolis/St. Paul 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.

    Explore Flights from Other Popular Origins

    Popular Flights from Minneapolis/St. Paul