MQ 4635 then DL 1811 at Miami
Nashville → Miami → New York JFK
Timetable, Miami time
14:43MQ 4635 from Nashville at the gate
19:50DL 1811 to New York JFK leaves the gate
5 h 07 apart on the timetable
The last days
MQ 4635 and DL 1811 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.