SK 602 then DY 2063 at Copenhagen
Zurich → Copenhagen → Riga
Timetable, Copenhagen time
12:15SK 602 from Zurich at the gate
11:55DY 2063 to Riga leaves the gate
23 h 40 apart on the timetable, overnight
DY 2063 leaves 23 h 40 after SK 602 arrives on the timetable: more than half a day, so not a connection we count.