F9 3363 then DL 159 at Detroit
Orlando → Detroit → Seoul
Timetable, Detroit time
17:49F9 3363 from Orlando at the gate
11:30DL 159 to Seoul leaves the gate
17 h 41 apart on the timetable, overnight
DL 159 leaves 17 h 41 after F9 3363 arrives on the timetable: more than half a day, so not a connection we count.