DL 9977 then G4 3473 at Boston
New York JFK → Boston → Fort Lauderdale
Timetable, Boston time
07:40DL 9977 from New York JFK at the gate
12:34G4 3473 to Fort Lauderdale leaves the gate
4 h 54 apart on the timetable
The last days
DL 9977 and G4 3473 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.