EC 3749 then QR 3655 at Barcelona
Milan → Barcelona → Valletta
Timetable, Barcelona time
21:30EC 3749 from Milan at the gate
11:25QR 3655 to Valletta leaves the gatealso IB 5118, LL 5118
13 h 55 apart on the timetable, overnight
QR 3655 leaves 13 h 55 after EC 3749 arrives on the timetable: more than half a day, so not a connection we count.