Southwest Airlines WN401 Landed BOS Boston → STL St. Louis 2h 25m 1,682km / 1,038mi 05. Jun 2018 DEPARTURE 10:23 EDT 14:23 UTC 10:10 +13 minutes ARRIVAL 11:49 CDT 16:49 UTC 12:15 -25 minutes Boeing B737-700 N287WN AIRLINE Southwest Airlines WN / SWA FLIGHTS/WEEK 34 PUNCTUALITY 85%