KE 901 then U2 4633 at Charles de Gaulle
Seoul → Paris → Berlin
Timetable, Paris time
18:35KE 901 from Seoul at the gate
12:40U2 4633 to Berlin leaves the gate
18 h 05 apart on the timetable, overnight
U2 4633 leaves 18 h 05 after KE 901 arrives on the timetable: more than half a day, so not a connection we count.