Southwest Airlines WN3617 Landed BWI Baltimore → BUF Buffalo 47m 453km / 279mi 04. Sep 2018 DEPARTURE 09:53 EDT 13:53 UTC 09:35 +18 minutes ARRIVAL 10:41 EDT 14:41 UTC 10:45 -3 minutes Boeing B737-700 N278WN AIRLINE Southwest Airlines WN / SWA FLIGHTS/WEEK 33 PUNCTUALITY 27%