FR 4586 then DY 3657 at Barcelona
Porto → Barcelona → Copenhagen
Timetable, Barcelona time
22:20FR 4586 from Porto at the gate
12:30DY 3657 to Copenhagen leaves the gate
14 h 10 apart on the timetable, overnight
DY 3657 leaves 14 h 10 after FR 4586 arrives on the timetable: more than half a day, so not a connection we count.