Southwest Airlines WN440 Landed BOS Boston → STL St. Louis 2h 40m 1,682km / 1,038mi 19. Mar 2018 DEPARTURE 07:40 EDT 11:40 UTC 07:25 +15 minutes ARRIVAL 09:21 CDT 14:21 UTC 09:40 -18 minutes Boeing B737-800 N8635F AIRLINE Southwest Airlines WN / SWA FLIGHTS/WEEK 34 PUNCTUALITY 83%