AA 1900 then AA 1586 at Miami
Providenciales → Miami → New York JFK
Timetable, Miami time
15:07AA 1900 from Providenciales at the gate
18:25AA 1586 to New York JFK leaves the gate
3 h 18 apart on the timetable
The last days
AA 1900 and AA 1586 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.