ET 3608 then AA 3577 at O'Hare
Anchorage → Chicago → Columbia Regional
Timetable, Chicago time
07:16ET 3608 from Anchorage at the gate
20:40AA 3577 to Columbia Regional leaves the gate
13 h 24 apart on the timetable
AA 3577 leaves 13 h 24 after ET 3608 arrives on the timetable: more than half a day, so not a connection we count.