CZ 427 then AA 6493 at O'Hare
Anchorage → Chicago → Flint
Timetable, Chicago time
05:24CZ 427 from Anchorage at the gate
21:30AA 6493 to Flint leaves the gate
16 h 06 apart on the timetable
AA 6493 leaves 16 h 06 after CZ 427 arrives on the timetable: more than half a day, so not a connection we count.