CZ 435 then AA 6438 at O'Hare
Anchorage → Chicago → Marion
Timetable, Chicago time
17:05CZ 435 from Anchorage at the gate
08:25AA 6438 to Marion leaves the gate
15 h 20 apart on the timetable, overnight
AA 6438 leaves 15 h 20 after CZ 435 arrives on the timetable: more than half a day, so not a connection we count.