QR 3767 then IB 5482 at Barcelona
Palermo → Barcelona → Istanbul
Timetable, Barcelona time
14:25QR 3767 from Palermo at the gate
12:50IB 5482 to Istanbul leaves the gatealso LL 5482, VY 8610
22 h 25 apart on the timetable, overnight
IB 5482 leaves 22 h 25 after QR 3767 arrives on the timetable: more than half a day, so not a connection we count.