UA 3902 then UA 2137 at O'Hare
Rio De Janeiro → Chicago → Fort Myers
Timetable, Chicago time
17:01UA 3902 from Rio De Janeiro at the gate
10:43UA 2137 to Fort Myers leaves the gate
17 h 42 apart on the timetable, overnight
UA 2137 leaves 17 h 42 after UA 3902 arrives on the timetable: more than half a day, so not a connection we count.