UA 4677 then GB 397 at O'Hare
Memphis → Chicago → Cincinnati Northern Kentucky
Timetable, Chicago time
11:59UA 4677 from Memphis at the gatealso UA 5672
07:00GB 397 to Cincinnati Northern Kentucky leaves the gate
19 h 01 apart on the timetable, overnight
GB 397 leaves 19 h 01 after UA 4677 arrives on the timetable: more than half a day, so not a connection we count.