DL 17 then F9 4286 at Detroit
London → Detroit → Orlando
Timetable, Detroit time
15:04DL 17 from London at the gate
12:35F9 4286 to Orlando leaves the gate
21 h 31 apart on the timetable, overnight
F9 4286 leaves 21 h 31 after DL 17 arrives on the timetable: more than half a day, so not a connection we count.