UA 3902 then AA 562 at O'Hare
Rio De Janeiro → Chicago → Portland (Oregon)
Timetable, Chicago time
17:01UA 3902 from Rio De Janeiro at the gate
09:45AA 562 to Portland (Oregon) leaves the gate
16 h 44 apart on the timetable, overnight
AA 562 leaves 16 h 44 after UA 3902 arrives on the timetable: more than half a day, so not a connection we count.