AA 2154 then CK 226 at O'Hare
Charleston (South Carolina) → Chicago → Shanghai
Timetable, Chicago time
09:00AA 2154 from Charleston (South Carolina) at the gate
01:00CK 226 to Shanghai leaves the gate
16 h apart on the timetable, overnight
CK 226 leaves 16 h after AA 2154 arrives on the timetable: more than half a day, so not a connection we count.