FR 80 then SN 2258 at Copenhagen
Budapest → Copenhagen → Brussels
Timetable, Copenhagen time
13:50FR 80 from Budapest at the gate
12:15SN 2258 to Brussels leaves the gate
22 h 25 apart on the timetable, overnight
SN 2258 leaves 22 h 25 after FR 80 arrives on the timetable: more than half a day, so not a connection we count.