QR 3666 then IB 5482 at Barcelona
Salerno → Barcelona → Istanbul
Timetable, Barcelona time
00:30QR 3666 from Salerno at the gatealso LL 5953, VY 8359
12:50IB 5482 to Istanbul leaves the gatealso LL 5482, VY 8610
12 h 20 apart on the timetable
IB 5482 leaves 12 h 20 after QR 3666 arrives on the timetable: more than half a day, so not a connection we count.