DL 1946 then DL 2386 at Atlanta
San Juan → Atlanta → New York JFK
Timetable, Atlanta time
22:00DL 1946 from San Juan at the gate
03:11DL 2386 to New York JFK leaves the gate
5 h 11 apart on the timetable, overnight
The last days
DL 1946 and DL 2386 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.