Delta Air Lines DL4986 Landed BOS Boston → ORD Chicago 2h 9m 1,392km / 859mi 29. Oct 2018 DEPARTURE 20:26 EDT 00:26 UTC 19:00 +86 minutes ARRIVAL 21:36 CDT 02:36 UTC 20:45 +51 minutes Embraer E175 (long-wing) N274SY AIRLINE Delta Air Lines DL / DAL FLIGHTS/WEEK 139 PUNCTUALITY 80%