SN 3703 then LA 5779 at Barcelona
Brussels → Barcelona → Marseille
Timetable, Barcelona time
16:50SN 3703 from Brussels at the gate
12:35LA 5779 to Marseille leaves the gate
19 h 45 apart on the timetable, overnight
LA 5779 leaves 19 h 45 after SN 3703 arrives on the timetable: more than half a day, so not a connection we count.