DL 1680 then AA 3270 at Atlanta
Cincinnati → Atlanta → Philadelphia
Timetable, Atlanta time
21:43DL 1680 from Cincinnati at the gate
10:00AA 3270 to Philadelphia leaves the gate
12 h 17 apart on the timetable, overnight
AA 3270 leaves 12 h 17 after DL 1680 arrives on the timetable: more than half a day, so not a connection we count.