FR 3181 then IB 5482 at Barcelona
Rome → Barcelona → Istanbul
Timetable, Barcelona time
15:05FR 3181 from Rome at the gate
12:50IB 5482 to Istanbul leaves the gatealso LL 5482, VY 8610
21 h 45 apart on the timetable, overnight
IB 5482 leaves 21 h 45 after FR 3181 arrives on the timetable: more than half a day, so not a connection we count.