G7 3375 then AA 4771 at O'Hare
St Louis → Chicago → Columbus (Ohio)
Timetable, Chicago time
08:23G7 3375 from St Louis at the gate
20:50AA 4771 to Columbus (Ohio) leaves the gate
12 h 27 apart on the timetable
AA 4771 leaves 12 h 27 after G7 3375 arrives on the timetable: more than half a day, so not a connection we count.