F9 3363 then DL 4688 at Detroit
Orlando → Detroit → Chicago Midway
Timetable, Detroit time
17:49F9 3363 from Orlando at the gate
12:30DL 4688 to Chicago Midway leaves the gate
18 h 41 apart on the timetable, overnight
DL 4688 leaves 18 h 41 after F9 3363 arrives on the timetable: more than half a day, so not a connection we count.