FR 3181 then IB 5854 at Barcelona
Rome → Barcelona → Manchester
Timetable, Barcelona time
13:40FR 3181 from Rome at the gate
11:15IB 5854 to Manchester leaves the gatealso LL 5854, VY 7754, BA 8104
21 h 35 apart on the timetable, overnight
IB 5854 leaves 21 h 35 after FR 3181 arrives on the timetable: more than half a day, so not a connection we count.