DL 8839 then WN 971 at Detroit
Philadelphia → Detroit → Orlando
Timetable, Detroit time
02:33DL 8839 from Philadelphia at the gate
11:40WN 971 to Orlando leaves the gate
9 h 07 apart on the timetable
The last days
DL 8839 and WN 971 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.