AA 3673 then 5X 605 at O'Hare
Omaha → Chicago → Louisville
Timetable, Chicago time
10:30AA 3673 from Omaha at the gate
22:375X 605 to Louisville leaves the gate
12 h 07 apart on the timetable
5X 605 leaves 12 h 07 after AA 3673 arrives on the timetable: more than half a day, so not a connection we count.