B6 2904 then B6 185 at JFK
San Juan → New York → Raleigh-Durham
Timetable, New York time
09:33B6 2904 from San Juan at the gate
21:45B6 185 to Raleigh-Durham leaves the gate
12 h 12 apart on the timetable
B6 185 leaves 12 h 12 after B6 2904 arrives on the timetable: more than half a day, so not a connection we count.