F9 3363 then DL 503 at Detroit
Orlando → Detroit → Atlanta
Timetable, Detroit time
08:52F9 3363 from Orlando at the gate
09:30DL 503 to Atlanta leaves the gate
38 min apart on the timetable
The last days
F9 3363 and DL 503 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.