AA 580 then AS 2119 at Seattle
Charlotte → Seattle → Eugene
Timetable, Seattle time
10:03AA 580 from Charlotte at the gate
22:45AS 2119 to Eugene leaves the gate
12 h 42 apart on the timetable
AS 2119 leaves 12 h 42 after AA 580 arrives on the timetable: more than half a day, so not a connection we count.