F9 9073 then DL 1309 at Atlanta
Northwest Arkansas → Atlanta → Washington
Timetable, Atlanta time
23:11F9 9073 from Northwest Arkansas at the gate
18:30DL 1309 to Washington leaves the gate
19 h 19 apart on the timetable, overnight
DL 1309 leaves 19 h 19 after F9 9073 arrives on the timetable: more than half a day, so not a connection we count.