Southwest Airlines WN440 Landed STL St. Louis → DAL Dallas 1h 17m 879km / 542mi 22. Mar 2018 DEPARTURE 10:42 CDT 15:42 UTC 10:30 +12 minutes ARRIVAL 11:59 CDT 16:59 UTC 12:10 -10 minutes Boeing B737-800 N8552Z AIRLINE Southwest Airlines WN / SWA FLIGHTS/WEEK 41 PUNCTUALITY 79%