UA 5601 then CA 1018 at O'Hare
Columbus (Ohio) → Chicago → Shanghai
Timetable, Chicago time
20:27UA 5601 from Columbus (Ohio) at the gate
18:40CA 1018 to Shanghai leaves the gate
22 h 13 apart on the timetable, overnight
CA 1018 leaves 22 h 13 after UA 5601 arrives on the timetable: more than half a day, so not a connection we count.