DL 1680 then DL 598 at Atlanta
Cincinnati → Atlanta → Cancún
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
11:02DL 598 to Cancún leaves the gate
13 h 19 apart on the timetable, overnight
DL 598 leaves 13 h 19 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.