F9 1760 then UA 3312 at Charlotte
Orlando → Charlotte → Louisville
Timetable, Charlotte time
08:37F9 1760 from Orlando at the gate
21:00UA 3312 to Louisville leaves the gate
12 h 23 apart on the timetable
UA 3312 leaves 12 h 23 after F9 1760 arrives on the timetable: more than half a day, so not a connection we count.