AS 409 then DL 560 at Seattle
Washington → Seattle → Atlanta
Timetable, Seattle time
10:36AS 409 from Washington at the gate
23:40DL 560 to Atlanta leaves the gate
13 h 04 apart on the timetable
DL 560 leaves 13 h 04 after AS 409 arrives on the timetable: more than half a day, so not a connection we count.