SK 668 then DY 2063 at Copenhagen
Stuttgart → Copenhagen → Riga
Timetable, Copenhagen time
16:45SK 668 from Stuttgart at the gate
11:55DY 2063 to Riga leaves the gate
19 h 10 apart on the timetable, overnight
DY 2063 leaves 19 h 10 after SK 668 arrives on the timetable: more than half a day, so not a connection we count.