SK 1787 then DY 3640 at Copenhagen
Tallinn → Copenhagen → Nice
Timetable, Copenhagen time
11:45SK 1787 from Tallinn at the gate
08:00DY 3640 to Nice leaves the gate
20 h 15 apart on the timetable, overnight
DY 3640 leaves 20 h 15 after SK 1787 arrives on the timetable: more than half a day, so not a connection we count.