CZ 427 then AA 5095 at O'Hare
Anchorage → Chicago → Washington National
Timetable, Chicago time
05:24CZ 427 from Anchorage at the gate
18:00AA 5095 to Washington National leaves the gate
12 h 36 apart on the timetable
AA 5095 leaves 12 h 36 after CZ 427 arrives on the timetable: more than half a day, so not a connection we count.