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Southwest Airlines flights from Chicago to St Louis

Southwest Airlines flies Chicago to St Louis nonstop 21 times a week, departures from 06:30 to 11:10, 1h 10m in the air. Tickets from $72 (the route's cheapest fare is $70).

Flights from Chicago to St Louis

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Prices by day: Chicago to St Louis

Lowest one-way price in dollars from recent searches, cheap days in green. Press a day to see flights and exact prices.

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Southwest Airlines on Chicago to St Louis at a glance

flights a week
21
days of operation
Daily
first and last departure
06:30 - 11:10
flight time
1h 10m - 13h 40m
aircraft
Boeing 737, Boeing 737-800
cheapest fare, 9 January
$72
cheapest fare on the route
$70

Southwest Airlines Chicago to St Louis schedule

21 flights a week. Departure and arrival times are local.

FlightDepartsArrivesDurationDaysAircraft
WN 3042
Southwest Airlines
06:30 Chicago Midway International
07:45 Lambert-St. Louis International, terminal 2
1h 15m
Mon, Thu, Fri, Sun
Boeing 737
WN 3042
Southwest Airlines
06:35 Chicago Midway International
07:55 Lambert-St. Louis International, terminal 2
1h 20m
Sat
Boeing 737
WN 3042
Southwest Airlines
07:35 Chicago Midway International
08:50 Lambert-St. Louis International, terminal 2
1h 15m
Mon, Tue, Wed, Thu
Boeing 737
WN 3002
Southwest Airlines
07:50 Chicago Midway International
09:10 Lambert-St. Louis International, terminal 2
1h 20m
Sat
Boeing 737
WN 845
Southwest Airlines
08:45 Chicago Midway International
10:05 Lambert-St. Louis International, terminal 2
1h 20m
Mon, Thu, Fri, Sun
WN 1089
Southwest Airlines
09:40 Chicago Midway International
11:00 Lambert-St. Louis International, terminal 2
1h 20m
Mon, Tue, Wed, Thu
WN 727
Southwest Airlines
10:25 Chicago Midway International
11:40 Lambert-St. Louis International, terminal 2
1h 15m
Sat
WN 459
Southwest Airlines
11:10 Chicago Midway International
12:20 Lambert-St. Louis International, terminal 2
1h 10m
Mon, Thu, Fri, Sun
Boeing 737

Seasonal and one-off flights

Not operating in the next two weeks. The first of them is on 24 November.

FlightDepartsArrivesDurationDaysAircraft
WN 3042
Southwest Airlines
08:00 Chicago Midway International
09:25 Lambert-St. Louis International, terminal 2
1h 25m
Seasonal
WN 3043
Southwest Airlines
09:50 Chicago Midway International
11:05 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
Boeing 737
WN 762
Southwest Airlines
05:40 Chicago Midway International
06:55 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
Boeing 737-800
WN 2510
Southwest Airlines
05:50 Chicago Midway International
07:10 Lambert-St. Louis International, terminal 2
1h 20m
Seasonal
Boeing 737
WN 1523
Southwest Airlines
09:45 Chicago Midway International
11:00 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
WN 2767
Southwest Airlines
08:05 Chicago Midway International
09:30 Lambert-St. Louis International, terminal 2
1h 25m
Seasonal
WN 800
Southwest Airlines
10:05 Chicago Midway International
11:20 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
Boeing 737
WN 2767
Southwest Airlines
06:35 Chicago Midway International
07:55 Lambert-St. Louis International, terminal 2
1h 20m
Seasonal
WN 1221
Southwest Airlines
10:20 Chicago Midway International
13:10 Lambert-St. Louis International, terminal 2
2h 50m
Seasonal
WN 2767
Southwest Airlines
08:00 Chicago Midway International
09:25 Lambert-St. Louis International, terminal 2
1h 25m
Seasonal
WN 2767
Southwest Airlines
06:30 Chicago Midway International
07:50 Lambert-St. Louis International, terminal 2
1h 20m
Seasonal
WN 391
Southwest Airlines
09:15 Chicago Midway International
10:30 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
WN 972
Southwest Airlines
11:00 Chicago Midway International
12:15 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
Boeing 737
WN 4215
Southwest Airlines
10:10 Chicago Midway International
11:30 Lambert-St. Louis International, terminal 2
1h 20m
Seasonal
WN 339
Southwest Airlines
07:55 Chicago Midway International
09:20 Lambert-St. Louis International, terminal 2
1h 25m
Seasonal
Boeing 737
WN 2985
Southwest Airlines
07:10 Chicago Midway International
08:25 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
WN 2986
Southwest Airlines
09:10 Chicago Midway International
10:25 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
Boeing 737
WN 2985
Southwest Airlines
08:00 Chicago Midway International
09:15 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
Boeing 737-800
WN 1699
Southwest Airlines
11:20 Chicago Midway International
12:30 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
Boeing 737
WN 2986
Southwest Airlines
10:15 Chicago Midway International
11:35 Lambert-St. Louis International, terminal 2
1h 20m
Seasonal
Boeing 737
WN 4773
Southwest Airlines
08:15 Chicago Midway International
09:25 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
WN 705
Southwest Airlines
05:15 Chicago Midway International
18:55 Lambert-St. Louis International, terminal 2
13h 40m
Seasonal
WN 4773
Southwest Airlines
06:55 Chicago Midway International
08:10 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
Boeing 737
WN 1147
Southwest Airlines
08:45 Chicago Midway International
10:00 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
WN 4773
Southwest Airlines
06:25 Chicago Midway International
07:35 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
Boeing 737
WN 1147
Southwest Airlines
10:10 Chicago Midway International
11:25 Lambert-St. Louis International, terminal 2
1h 15m
Seasonal
Boeing 737
WN 4773
Southwest Airlines
08:05 Chicago Midway International
09:15 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
WN 1582
Southwest Airlines
09:45 Chicago Midway International
10:55 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
Boeing 737
WN 2766
Southwest Airlines
08:00 Chicago Midway International
09:10 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
Boeing 737
WN 4187
Southwest Airlines
09:05 Chicago Midway International
10:15 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
WN 2766
Southwest Airlines
06:20 Chicago Midway International
07:30 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
WN 2766
Southwest Airlines
08:20 Chicago Midway International
09:30 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
WN 4187
Southwest Airlines
09:50 Chicago Midway International
11:00 Lambert-St. Louis International, terminal 2
1h 10m
Seasonal
Boeing 737

Days of the week are taken from the schedule for the next 14 days; schedules change by season.

Other airlines flying Chicago to St Louis

Nonstop flights by the current schedule

United Airlines American Airlines All flights Chicago to St Louis

Frequently asked questions

How many Southwest Airlines flights are there from Chicago to St Louis?
21 nonstop flights a week, 26 flight numbers in the schedule: Daily.
How long is the Southwest Airlines flight from Chicago to St Louis?
From 1 hour 10 minutes to 13 hours 40 minutes nonstop, depending on the flight.
Which aircraft does Southwest Airlines fly from Chicago to St Louis?
Boeing 737 and Boeing 737-800.
Which terminals does Southwest Airlines use between Chicago and St Louis?
Southwest Airlines departs from Chicago Midway International and arrives at Lambert-St. Louis International, terminal 2.
How much is a Southwest Airlines ticket from Chicago to St Louis?
The cheapest Southwest Airlines nonstop fare found recently is $72 for 9 January; the cheapest fare on the route with any airline is $70. The search shows the price for your date.