DL 5690 then DL 652 at Boston
Pittsburgh → Boston → Tampa
Timetable, Boston time
08:15DL 5690 from Pittsburgh at the gate
11:23DL 652 to Tampa leaves the gate
3 h 08 apart on the timetable
The last days
DL 5690 and DL 652 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.