DL 1680 then WN 586 at Atlanta
Cincinnati → Atlanta → Washington National
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
13:55WN 586 to Washington National leaves the gate
16 h 12 apart on the timetable, overnight
WN 586 leaves 16 h 12 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.