DY 3658 then IB 5414 at Barcelona
Copenhagen → Barcelona → London Gatwick
Timetable, Barcelona time
20:00DY 3658 from Copenhagen at the gate
15:05IB 5414 to London Gatwick leaves the gatealso LL 5414, VY 7618, BA 8072
19 h 05 apart on the timetable, overnight
IB 5414 leaves 19 h 05 after DY 3658 arrives on the timetable: more than half a day, so not a connection we count.