FR 80 then SK 603 at Copenhagen
Budapest → Copenhagen → Zurich
Timetable, Copenhagen time
13:50FR 80 from Budapest at the gate
12:30SK 603 to Zurich leaves the gate
22 h 40 apart on the timetable, overnight
SK 603 leaves 22 h 40 after FR 80 arrives on the timetable: more than half a day, so not a connection we count.