CZ 427 then AA 4462 at O'Hare
Anchorage → Chicago → Madison
Timetable, Chicago time
05:24CZ 427 from Anchorage at the gate
23:00AA 4462 to Madison leaves the gate
17 h 36 apart on the timetable
AA 4462 leaves 17 h 36 after CZ 427 arrives on the timetable: more than half a day, so not a connection we count.