Southwest Airlines flights from STL to MDW
Find comprehensive Southwest Airlines flight information, schedules, and booking details for direct flights from STL to MDW. Southwest Airlines operates 2-9 flights daily flights on this route.• Flight Duration: 1h 05m - 1h 10m (average flight time)• Distance: 252 miles (405 km) (air miles between airports)• Daily Flights: 2-9 flights (scheduled departures per day)
STL
MDW
FLIGHT TIME
1h 05m - 1h 10m
FLIGHT DISTANCE
252 miles (405 km)
1h 5m - 1h 10m
05:40
20:35
252 miles (405 km)
October
1 (Show)
36
Southwest Airlines Flight Schedule from STL to MDW
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN1517 |  Southwest Airlines | 05:40 | 06:50:00 | Boeing 737MAX 8 Passenger |
WN3721 | Southwest Airlines | 08:55 | 10:05:00 | Boeing 737MAX 8 Passenger |
WN4438 | Southwest Airlines | 14:15 | 15:20:00 | Boeing 737MAX 8 Passenger |
WN1253 | Southwest Airlines | 18:30 | 19:40:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN2818 | Southwest Airlines | 20:35 | 21:45:00 | 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 05m - 1h 10m.
Pricing patterns: October typically offers lower prices due to reduced demand outside peak travel seasons.
Best departure times: Peak departure times are 5:00, 8:00, 14:00, offering more flight options and potentially better connections.
STL - MDW flight price statistics
$871
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.
$663
Jan$387
Feb$212
Mar$225
Apr$339
May$6505
Jun$235
Jul$388
Aug$388
Sep$184
Oct$460
Nov$460
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 STL to MDW?
Southwest Airlines operates 5 flights from STL to MDW.
What city does MDW airport serve?
MDW airport serves Chicago.
How long is the Southwest Airlines flight from STL to MDW?
The flight duration is approximately 1h 05m - 1h 10m.
What is the distance from STL to MDW?
The distance is 252 miles (405 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737MAX 8 Passenger, 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 05:40 and the latest departs at 20:35.
What is the cheapest month to fly Southwest Airlines from STL to MDW?
October is typically the cheapest month to fly Southwest Airlines on this route.
What is the average price for a Southwest Airlines flight from STL to MDW?
The average price for a round-trip Southwest Airlines flight on this route is approximately $871. Prices can vary based on booking time and demand.
How many Southwest Airlines flights operate per week on this route?
Southwest Airlines operates approximately 36 flights per week from STL to MDW.