EC 7154 then A3 1722 at Barcelona
Milan → Barcelona → Lisbon
Timetable, Barcelona time
23:15EC 7154 from Milan at the gate
18:05A3 1722 to Lisbon leaves the gatealso EK 4861, MS 9545
18 h 50 apart on the timetable, overnight
A3 1722 leaves 18 h 50 after EC 7154 arrives on the timetable: more than half a day, so not a connection we count.