EC 7154 then VY 1632 at Barcelona
Milan → Barcelona → Santiago de Compostela
Timetable, Barcelona time
23:15EC 7154 from Milan at the gate
20:05VY 1632 to Santiago de Compostela leaves the gatealso IB 5211, LL 5211
20 h 50 apart on the timetable, overnight
VY 1632 leaves 20 h 50 after EC 7154 arrives on the timetable: more than half a day, so not a connection we count.