QF 7550 then AA 4160 at O'Hare
New York JFK → Chicago → Greenville-Spartanburg
Timetable, Chicago time
20:00QF 7550 from New York JFK at the gate
08:09AA 4160 to Greenville-Spartanburg leaves the gate
12 h 09 apart on the timetable, overnight
AA 4160 leaves 12 h 09 after QF 7550 arrives on the timetable: more than half a day, so not a connection we count.