CZ 427 then AA 4548 at O'Hare
Anchorage → Chicago → Des Moines
Timetable, Chicago time
05:24CZ 427 from Anchorage at the gate
22:53AA 4548 to Des Moines leaves the gate
17 h 29 apart on the timetable
AA 4548 leaves 17 h 29 after CZ 427 arrives on the timetable: more than half a day, so not a connection we count.