AA 41 then DL 1865 at O'Hare
Barcelona → Chicago → New York LaGuardia
Timetable, Chicago time
14:05AA 41 from Barcelona at the gate
14:00DL 1865 to New York LaGuardia leaves the gate
23 h 55 apart on the timetable, overnight
DL 1865 leaves 23 h 55 after AA 41 arrives on the timetable: more than half a day, so not a connection we count.