AF 8 then DL 1859 at JFK
Paris Charles de Gaulle → New York → San Juan
Timetable, New York time
19:05AF 8 from Paris Charles de Gaulle at the gate
18:53DL 1859 to San Juan leaves the gate
23 h 48 apart on the timetable, overnight
DL 1859 leaves 23 h 48 after AF 8 arrives on the timetable: more than half a day, so not a connection we count.