Southwest Airlines WN4169 Landed STL St. Louis → MDW Chicago 45m 404km / 249mi 01. Sep 2018 DEPARTURE 12:54 CDT 17:54 UTC 12:45 +9 minutes ARRIVAL 13:40 CDT 18:40 UTC 13:45 -4 minutes Boeing B737-700 N738CB AIRLINE Southwest Airlines WN / SWA FLIGHTS/WEEK 40 PUNCTUALITY 38%