B6 1306 then B6 8446 at Boston
Nashville → Boston → New York JFK
Timetable, Boston time
00:35B6 1306 from Nashville at the gate
09:00B6 8446 to New York JFK leaves the gate
8 h 25 apart on the timetable
Boston’s board gives an arrival time for only about 58% of its flights, so many days show no gate time.
The last days
B6 1306 and B6 8446 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.