KJ 248 then AA 2809 at O'Hare
Anchorage → Chicago → Miami
Timetable, Chicago time
14:14KJ 248 from Anchorage at the gate
10:14AA 2809 to Miami leaves the gate
20 h apart on the timetable, overnight
AA 2809 leaves 20 h after KJ 248 arrives on the timetable: more than half a day, so not a connection we count.