DL 1680 then DL 672 at Atlanta
Cincinnati → Atlanta → San Francisco
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
10:15DL 672 to San Francisco leaves the gate
12 h 32 apart on the timetable, overnight
DL 672 leaves 12 h 32 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.