DL 939 then DL 4946 at JFK
Los Angeles → New York → Cleveland
Timetable, New York time
20:59DL 939 from Los Angeles at the gate
20:25DL 4946 to Cleveland leaves the gate
23 h 26 apart on the timetable, overnight
DL 4946 leaves 23 h 26 after DL 939 arrives on the timetable: more than half a day, so not a connection we count.