V7 2164 then IB 5344 at Barcelona
Nantes → Barcelona → Rome
Timetable, Barcelona time
20:10V7 2164 from Nantes at the gate
17:20IB 5344 to Rome leaves the gatealso LL 5344, VY 6014
21 h 10 apart on the timetable, overnight
IB 5344 leaves 21 h 10 after V7 2164 arrives on the timetable: more than half a day, so not a connection we count.