KE 35 then DL 2597 at Atlanta
Seoul → Atlanta → Montréal
Timetable, Atlanta time
10:05KE 35 from Seoul at the gate
09:00DL 2597 to Montréal leaves the gate
22 h 55 apart on the timetable, overnight
DL 2597 leaves 22 h 55 after KE 35 arrives on the timetable: more than half a day, so not a connection we count.