Southwest Airlines WN4448 Landed BUF Buffalo → BWI Baltimore 51m 453km / 279mi 01. Jul 2018 DEPARTURE 06:37 EDT 10:37 UTC 06:30 +7 minutes ARRIVAL 07:28 EDT 11:28 UTC 07:40 -11 minutes Boeing B737-700 N439WN AIRLINE Southwest Airlines WN / SWA FLIGHTS/WEEK 33 PUNCTUALITY 65%