DL 1665 then CA 3174 at O'Hare
Detroit → Chicago → Guangzhou
Timetable, Chicago time
20:17DL 1665 from Detroit at the gate
13:40CA 3174 to Guangzhou leaves the gate
17 h 23 apart on the timetable, overnight
CA 3174 leaves 17 h 23 after DL 1665 arrives on the timetable: more than half a day, so not a connection we count.