EC 3749 then VY 1148 at Barcelona
Milan → Barcelona → Lisbon
Timetable, Barcelona time
21:30EC 3749 from Milan at the gate
15:50VY 1148 to Lisbon leaves the gate
18 h 20 apart on the timetable, overnight
VY 1148 leaves 18 h 20 after EC 3749 arrives on the timetable: more than half a day, so not a connection we count.