UA 4749 then GB 397 at O'Hare
Detroit → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
11:29UA 4749 from Detroit at the gate
07:00GB 397 to Cincinnati Northern Kentucky leaves the gate
19 h 31 apart on the timetable, overnight
GB 397 leaves 19 h 31 after UA 4749 arrives on the timetable: more than half a day, so not a connection we count.