B6 1052 then DL 4946 at JFK
Cancún → New York → Cleveland
Timetable, New York time
20:26B6 1052 from Cancún at the gate
20:25DL 4946 to Cleveland leaves the gate
23 h 59 apart on the timetable, overnight
DL 4946 leaves 23 h 59 after B6 1052 arrives on the timetable: more than half a day, so not a connection we count.