FR 7538 then IB 5856 at Barcelona
Milan → Barcelona → Manchester
Timetable, Barcelona time
00:40FR 7538 from Milan at the gate
17:10IB 5856 to Manchester leaves the gatealso LL 5856, VY 7756, BA 8106
16 h 30 apart on the timetable
IB 5856 leaves 16 h 30 after FR 7538 arrives on the timetable: more than half a day, so not a connection we count.