CV 21 then AA 3566 at O'Hare
Anchorage → Chicago → Cleveland
Timetable, Chicago time
01:25CV 21 from Anchorage at the gate
21:20AA 3566 to Cleveland leaves the gate
19 h 55 apart on the timetable
AA 3566 leaves 19 h 55 after CV 21 arrives on the timetable: more than half a day, so not a connection we count.