QR 31 then AA 1012 at O'Hare
Milan → Chicago → Washington National
Timetable, Chicago time
11:14QR 31 from Milan at the gate
08:45AA 1012 to Washington National leaves the gate
21 h 31 apart on the timetable, overnight
AA 1012 leaves 21 h 31 after QR 31 arrives on the timetable: more than half a day, so not a connection we count.