DL 1963 then DL 5227 at Atlanta
Cancún → Atlanta → Roanoke
Timetable, Atlanta time
14:53DL 1963 from Cancún at the gate
13:23DL 5227 to Roanoke leaves the gate
22 h 30 apart on the timetable, overnight
DL 5227 leaves 22 h 30 after DL 1963 arrives on the timetable: more than half a day, so not a connection we count.