AA 525 then AA 5258 at Charlotte
Portland (Oregon) → Charlotte → Lexington
Timetable, Charlotte time
05:39AA 525 from Portland (Oregon) at the gate
18:11AA 5258 to Lexington leaves the gate
12 h 32 apart on the timetable
AA 5258 leaves 12 h 32 after AA 525 arrives on the timetable: more than half a day, so not a connection we count.