QF 7550 then AA 6283 at O'Hare
New York JFK → Chicago → Des Moines
Timetable, Chicago time
20:00QF 7550 from New York JFK at the gate
11:54AA 6283 to Des Moines leaves the gate
15 h 54 apart on the timetable, overnight
AA 6283 leaves 15 h 54 after QF 7550 arrives on the timetable: more than half a day, so not a connection we count.