UA 6104 then AA 562 at O'Hare
YIP → Chicago → Portland (Oregon)
Timetable, Chicago time
20:00UA 6104 from YIP at the gate
09:45AA 562 to Portland (Oregon) leaves the gate
13 h 45 apart on the timetable, overnight
AA 562 leaves 13 h 45 after UA 6104 arrives on the timetable: more than half a day, so not a connection we count.