F9 2713 then UA 6251 at Detroit
Orlando → Detroit → Houston
Timetable, Detroit time
17:02F9 2713 from Orlando at the gate
10:59UA 6251 to Houston leaves the gate
17 h 57 apart on the timetable, overnight
UA 6251 leaves 17 h 57 after F9 2713 arrives on the timetable: more than half a day, so not a connection we count.