QR 31 then AA 537 at O'Hare
Milan → Chicago → Hartford
Timetable, Chicago time
11:14QR 31 from Milan at the gate
08:10AA 537 to Hartford leaves the gate
20 h 56 apart on the timetable, overnight
AA 537 leaves 20 h 56 after QR 31 arrives on the timetable: more than half a day, so not a connection we count.