QF 7554 then CX 807 at O'Hare
New York JFK → Chicago → Hong Kong
Timetable, Chicago time
17:30QF 7554 from New York JFK at the gate
14:10CX 807 to Hong Kong leaves the gate
20 h 40 apart on the timetable, overnight
CX 807 leaves 20 h 40 after QF 7554 arrives on the timetable: more than half a day, so not a connection we count.