SN 3703 then LL 5506 at Barcelona
Brussels → Barcelona → Seville
Timetable, Barcelona time
16:50SN 3703 from Brussels at the gate
07:15LL 5506 to Seville leaves the gate
14 h 25 apart on the timetable, overnight
LL 5506 leaves 14 h 25 after SN 3703 arrives on the timetable: more than half a day, so not a connection we count.