Southwest Airlines WN9022 Landed STL St. Louis → HOU Houston 1h 43m 1,109km / 684mi 31. May 2019 DEPARTURE 21:42 CDT 02:42 UTC 21:30 +12 minutes ARRIVAL 23:26 CDT 04:26 UTC 23:21 +5 minutes Boeing B737-700 N439WN AIRLINE Southwest Airlines WN / SWA FLIGHTS/WEEK 30 PUNCTUALITY 81%