Southwest Airlines flights from CMH to STL
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from CMH to STL. Southwest Airlines operates 1-4 flights daily flights on this route.• Flight Duration: 1h 25m - 1h 45m (average flight time)• Distance: 411 miles (661 km) (air miles between airports)• Daily Flights: 1-4 flights (scheduled departures per day)
CMH
STL
FLIGHT TIME
1h 25m - 1h 45m
FLIGHT DISTANCE
411 miles (661 km)
1h 30m - 1h 35m
08:35
21:20
411 miles (661 km)
March
1 (Show)
15
Southwest Airlines Flight Schedule from CMH to STL
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN1342 |  Southwest Airlines | 08:35 | 09:05:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN5101 | Southwest Airlines | 13:55 | 14:30:00 | Boeing 737MAX 8 Passenger |
WN2054 | Southwest Airlines | 21:20 | 21:50:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
Southwest Airlines Monthly Flight Calendar
December 2025
Route Insights
Duration variability: Flight duration on this route can vary based on aircraft type, wind conditions, and airline scheduling. Average duration is 1h 25m - 1h 45m.
Pricing patterns: March typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 8:00, 13:00, 21:00, offering more flight options and potentially better connections.
CMH - STL flight price statistics
$399
ApproximateThe numbers are average prices found based on user searches for direct flights between the airports. It's calculated from the cheapest prices found per month for a round-trip with 1 adult and can vary depending on the amount of data we have for this particular route.
$267
Jan$282
Feb$252
Mar$492
Apr$252
May$457
Jun$413
Jul$495
Aug$609
Sep$300
Oct$490
Nov$480
DecSouthwest Airlines Terminal Information
Terminal information for Southwest Airlines on this route is currently being updated. Please check back soon or contact the airports directly for terminal details.
Frequently Asked Questions about Southwest Airlines Flights
How many Southwest Airlines flights operate from CMH to STL?
Southwest Airlines operates 3 flights from CMH to STL.
What city does STL airport serve?
STL airport serves Saint Louis.
How long is the Southwest Airlines flight from CMH to STL?
The flight duration is approximately 1h 25m - 1h 45m.
What is the distance from CMH to STL?
The distance is 411 miles (661 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737MAX 8 Passenger on this route.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 08:35 and the latest departs at 21:20.
What is the cheapest month to fly Southwest Airlines from CMH to STL?
March is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from CMH to STL?
The average price for a round-trip Southwest Airlines flight on this route is approximately $399. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 15 flights per week from CMH to STL.