DL 1223 then AC 8568 at Atlanta
Cincinnati → Atlanta → Montréal
Timetable, Atlanta time
16:33DL 1223 from Cincinnati at the gate
12:55AC 8568 to Montréal leaves the gate
20 h 22 apart on the timetable, overnight
AC 8568 leaves 20 h 22 after DL 1223 arrives on the timetable: more than half a day, so not a connection we count.