DY 3658 then IB 5376 at Barcelona
Copenhagen → Barcelona → Firenze
Timetable, Barcelona time
20:00DY 3658 from Copenhagen at the gate
18:45IB 5376 to Firenze leaves the gatealso LL 5376, VY 6076
22 h 45 apart on the timetable, overnight
IB 5376 leaves 22 h 45 after DY 3658 arrives on the timetable: more than half a day, so not a connection we count.