SN 3697 then IB 5480 at Barcelona
Brussels → Barcelona → Nantes
Timetable, Barcelona time
11:25SN 3697 from Brussels at the gate
10:45IB 5480 to Nantes leaves the gatealso VY 8140
23 h 20 apart on the timetable, overnight
IB 5480 leaves 23 h 20 after SN 3697 arrives on the timetable: more than half a day, so not a connection we count.