UA 3902 then UA 5213 at O'Hare
Rio De Janeiro → Chicago → Lincoln
Timetable, Chicago time
17:01UA 3902 from Rio De Janeiro at the gate
12:29UA 5213 to Lincoln leaves the gate
19 h 28 apart on the timetable, overnight
UA 5213 leaves 19 h 28 after UA 3902 arrives on the timetable: more than half a day, so not a connection we count.