American Airlines AA1239 Landed BOS Boston → ORD Chicago 2h 16m 1,392km / 859mi 28. Sep 2021 DEPARTURE 08:41 EDT 12:41 UTC 08:34 +7 minutes TERMINAL: B GATE: B19 ARRIVAL 09:57 CDT 14:57 UTC 10:34 -36 minutes TERMINAL: 3 GATE: H4 Boeing B737-800 N997NN AIRLINE American Airlines AA / AAL FLIGHTS/WEEK 143 PUNCTUALITY 80%