AA 519 then UA 5901 at O'Hare
Portland (Oregon) → Chicago → Syracuse
Timetable, Chicago time
05:07AA 519 from Portland (Oregon) at the gate
18:20UA 5901 to Syracuse leaves the gate
13 h 13 apart on the timetable
UA 5901 leaves 13 h 13 after AA 519 arrives on the timetable: more than half a day, so not a connection we count.