AA 659 then DL 1954 at Charlotte
Seattle → Charlotte → Detroit
Timetable, Charlotte time
06:00AA 659 from Seattle at the gate
17:00DL 1954 to Detroit leaves the gate
11 h apart on the timetable
The last days
AA 659 and DL 1954 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.