Popular flights to St. Louis on Southwest Airlines
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flight_land
$
Fare Type Select...
Chicago (Midway) (MDW)to
St. Louis (STL)
Depart: 02/28/2026
From
$40*
Seen: 58 minutes ago
One-way
/
Basic
Orlando (MCO)to
St. Louis (STL)
Depart: 02/26/2026
From
$79*
Seen: 11 hrs ago
One-way
/
Basic
Dallas (Love Field) (DAL)to
St. Louis (STL)
Depart: 02/21/2026
From
$80*
Seen: 2 hrs ago
One-way
/
Basic
Miami (MIA)to
St. Louis (STL)
Depart: 02/28/2026
From
$95*
Seen: 2 hrs ago
One-way
/
Basic
Nashville (BNA)to
St. Louis (STL)
Depart: 02/26/2026
From
$96*
Seen: 23 hrs ago
One-way
/
Basic
Washington, D.C. (Reagan National) (DCA)to
St. Louis (STL)
Depart: 02/21/2026
From
$98*
Seen: 2 hrs ago
One-way
/
Basic
Denver (DEN)to
St. Louis (STL)
Depart: 02/28/2026
From
$99*
Seen: 8 hrs ago
One-way
/
Basic
Las Vegas (LAS)to
St. Louis (STL)
Depart: 02/28/2026
From
$108*
Seen: 3 hrs ago
One-way
/
Basic
New York (LaGuardia) (LGA)to
St. Louis (STL)
Depart: 02/21/2026
From
$109*
Seen: 3 hrs ago
One-way
/
Basic
Atlanta (ATL)to
St. Louis (STL)
Depart: 03/02/2026
From
$119*
Seen: 13 hrs ago
One-way
/
Basic
Tampa (TPA)to
St. Louis (STL)
Depart: 02/28/2026
From
$123*
Seen: 3 hrs ago
One-way
/
Basic
Austin (AUS)to
St. Louis (STL)
Depart: 03/02/2026
From
$125*
Seen: 10 hrs ago
One-way
/
Basic
Phoenix (PHX)to
St. Louis (STL)
Depart: 02/21/2026
From
$128*
Seen: 3 hrs ago
One-way
/
Basic
Los Angeles (LAX)to
St. Louis (STL)
Depart: 02/28/2026
From
$133*
Seen: 2 hrs ago
One-way
/
Basic
Boston (BOS)to
St. Louis (STL)
Depart: 02/28/2026
From
$144*
Seen: 21 hrs ago
One-way
/
Basic
Fort Lauderdale (FLL)to
St. Louis (STL)
Depart: 02/28/2026
From
$150*
Seen: 2 hrs ago
One-way
/
Basic
San Diego (SAN)to
St. Louis (STL)
Depart: 02/21/2026
From
$159*
Seen: 23 hrs ago
One-way
/
Basic
Fort Myers/Naples (RSW)to
St. Louis (STL)
Depart: 03/03/2026
From
$160*
Seen: 11 hrs ago
One-way
/
Basic
Baltimore/Washington (BWI)to
St. Louis (STL)
Depart: 02/21/2026
From
$171*
Seen: 8 hrs ago
One-way
/
Basic
Houston (Hobby) (HOU)to
St. Louis (STL)
Depart: 02/15/2026
From
$188*
Seen: 8 hrs ago
One-way
/
Basic
*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.
Visit St. Louis
Don't-miss Attractions in St. Louis
Gateway Arch: Travel to the top of the iconic 630-foot monument for sweeping views of the city and Mississippi River
Forest Park: Wander this massive urban park featuring the St. Louis Zoo, Art Museum, and Science Center
City Museum: Visit this unique interactive museum with art installations, slides, and caves
Top Things to Do in St. Louis
Missouri Botanical Garden: Stroll these beautiful gardens, visit the butterfly house, and admire historic architecture
Soulard District: Explore historic markets, catch live music, and dine at local eateries
Best Restaurants in St. Louis
The Hill: Renowned for Italian cuisine, from pasta to St. Louis-style pizza
Central West End: Trendy spots for brunch, coffee, and more
Delmar Loop: Diverse dining options, from BBQ to international flavors
Outdoor Activities in St. Louis
Tower Grove Park: Explore this historic park studded with Victorian pavilions that hosts weekly farmers markets
Grant’s Farm: Bring the kids to this family-friendly farm and wildlife preserve featuring tram rides and animal encounters
Great Rivers Greenway: Enjoy biking and walking trails boasting scenic river views
Two happy travellers riding a scooter at sunset, promoting low-fare flights.
Got flexible travel plans?
Use our Low Fare Calendar to find the lowest fares on flights to Cancun available inside your travel window.
Cities with daily nonstop flights Monday through Friday from STL:
47‡
Cities with daily nonstop flights Saturday through Sunday from STL:
97§
† Weekly flights based on DOT published scheduled average flights Monday through Sunday between 10/1/2025 and 10/31/2025. Note: route may not operate every day of the week.
‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 10/1/2025 and 10/31/2025.
Find cheap flights to St. Louis
flight_takeoff
flight_land
$
Fare Type Select...
Chicago (Midway) (MDW)to
St. Louis (STL)
Depart: 03/28/2026
One-way
/
Basic
From
$40*
Seen: 49 minutes ago
Minneapolis/St. Paul (MSP)to
St. Louis (STL)
Depart: 04/14/2026
One-way
/
Basic
From
$49*
Seen: 21 hrs ago
Oklahoma City (OKC)to
St. Louis (STL)
Depart: 04/29/2026
One-way
/
Basic
From
$59*
Seen: 22 hrs ago
Tulsa (TUL)to
St. Louis (STL)
Depart: 03/10/2026
One-way
/
Basic
From
$59*
Seen: 22 hrs ago
Chicago (O'Hare) (ORD)to
St. Louis (STL)
Depart: 04/14/2026
One-way
/
Choice
From
$59*
Seen: 23 hrs ago
Nashville (BNA)to
St. Louis (STL)
Depart: 04/07/2026
One-way
/
Basic
From
$66*
Seen: 14 hrs ago
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