Southwest Airlines flights from MCI to STL
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from MCI to STL. Southwest Airlines operates 1-5 flights daily flights on this route.• Flight Duration: 1h 00m - 1h 15m (average flight time)• Daily Flights: 1-5 flights (scheduled departures per day)
MCI
STL
FLIGHT TIME
1h 00m - 1h 15m
1h 5m - 1h 10m
05:45
18:40
1 (Show)
7
Southwest Airlines Flight Schedule from MCI to STL
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN1003 |  Southwest Airlines | 05:45 | 06:55:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN3391 | Southwest Airlines | 11:30 | 12:35:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN3552 | Southwest Airlines | 18:40 | 19:45:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
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 00m - 1h 15m.
Best departure times: Peak departure times are 5:00, 11:00, 18:00, offering more flight options and potentially better connections.
MCI - STL flight price statistics
$1028
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.
$358
Jan$237
Feb$543
Mar$543
Apr$835
May$512
Jun$531
Jul$7120
Aug$128
Sep$502
Oct$512
Nov$512
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 MCI to STL?
Southwest Airlines operates 3 flights from MCI to STL.
What city does STL airport serve?
STL airport serves Saint Louis.
How long is the Southwest Airlines flight from MCI to STL?
The flight duration is approximately 1h 00m - 1h 15m.
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737-800 (winglets) Passenger/BBJ2 on this route.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 05:45 and the latest departs at 18:40.
What is the average price for a Southwest Airlines flight from MCI to STL?
The average price for a round-trip Southwest Airlines flight on this route is approximately $1028. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 7 flights per week from MCI to STL.