UA 3902 then AA 3881 at O'Hare
Rio De Janeiro → Chicago → Albuquerque
Timetable, Chicago time
17:01UA 3902 from Rio De Janeiro at the gate
11:15AA 3881 to Albuquerque leaves the gate
18 h 14 apart on the timetable, overnight
AA 3881 leaves 18 h 14 after UA 3902 arrives on the timetable: more than half a day, so not a connection we count.