EC 7681 then W4 6316 at Barcelona
Lisbon → Barcelona → Milan
Timetable, Barcelona time
21:50EC 7681 from Lisbon at the gatealso U2 7681
13:10W4 6316 to Milan leaves the gate
15 h 20 apart on the timetable, overnight
W4 6316 leaves 15 h 20 after EC 7681 arrives on the timetable: more than half a day, so not a connection we count.