AA 6424 then CA 8414 at O'Hare
Kansas City → Chicago → Shanghai
Timetable, Chicago time
21:22AA 6424 from Kansas City at the gate
20:45CA 8414 to Shanghai leaves the gate
23 h 23 apart on the timetable, overnight
CA 8414 leaves 23 h 23 after AA 6424 arrives on the timetable: more than half a day, so not a connection we count.