OO 225 then UA 5378 at O'Hare
Richmond → Chicago → Green Bay
Timetable, Chicago time
11:48OO 225 from Richmond at the gate
11:29UA 5378 to Green Bay leaves the gate
23 h 41 apart on the timetable, overnight
UA 5378 leaves 23 h 41 after OO 225 arrives on the timetable: more than half a day, so not a connection we count.