DL 5064 then DL 3934 at Detroit
Buffalo → Detroit → Columbus (Ohio)
Timetable, Detroit time
13:30DL 5064 from Buffalo at the gate
17:40DL 3934 to Columbus (Ohio) leaves the gate
4 h 10 apart on the timetable
The last days
DL 5064 and DL 3934 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.