F9 3990 then DL 5433 at Detroit
Dallas-Fort Worth → Detroit → Charleston (South Carolina)
Timetable, Detroit time
21:43F9 3990 from Dallas-Fort Worth at the gate
19:49DL 5433 to Charleston (South Carolina) leaves the gate
22 h 06 apart on the timetable, overnight
DL 5433 leaves 22 h 06 after F9 3990 arrives on the timetable: more than half a day, so not a connection we count.