QR 8154 then AA 4739 at O'Hare
Milan → Chicago → Knoxville
Timetable, Chicago time
07:50QR 8154 from Milan at the gate
21:05AA 4739 to Knoxville leaves the gate
13 h 15 apart on the timetable
AA 4739 leaves 13 h 15 after QR 8154 arrives on the timetable: more than half a day, so not a connection we count.