DL 1680 then DL 1323 at Atlanta
Cincinnati → Atlanta → Miami
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
14:02DL 1323 to Miami leaves the gate
16 h 19 apart on the timetable, overnight
DL 1323 leaves 16 h 19 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.