UA 3450 then AA 2140 at Charlotte
Chicago O'Hare → Charlotte → Minneapolis
Timetable, Charlotte time
13:42UA 3450 from Chicago O'Hare at the gate
12:55AA 2140 to Minneapolis leaves the gate
23 h 13 apart on the timetable, overnight
AA 2140 leaves 23 h 13 after UA 3450 arrives on the timetable: more than half a day, so not a connection we count.