FR 776 then LA 5773 at Barcelona
Venezia → Barcelona → Lisbon
Timetable, Barcelona time
17:40FR 776 from Venezia at the gate
12:15LA 5773 to Lisbon leaves the gate
18 h 35 apart on the timetable, overnight
LA 5773 leaves 18 h 35 after FR 776 arrives on the timetable: more than half a day, so not a connection we count.