LL 5481 then W4 6022 at Barcelona
Nantes → Barcelona → Rome
Timetable, Barcelona time
17:20LL 5481 from Nantes at the gate
15:15W4 6022 to Rome leaves the gate
21 h 55 apart on the timetable, overnight
W4 6022 leaves 21 h 55 after LL 5481 arrives on the timetable: more than half a day, so not a connection we count.