DL 5765 then DL 675 at Boston
New York JFK → Boston → Kansas City
Timetable, Boston time
07:20DL 5765 from New York JFK at the gate
06:15DL 675 to Kansas City leaves the gate
22 h 55 apart on the timetable, overnight
DL 675 leaves 22 h 55 after DL 5765 arrives on the timetable: more than half a day, so not a connection we count.