SN 3812 then TB 1113 at Brussels
Porto → Brussels → Alicante
Timetable, Brussels time
16:15SN 3812 from Porto at the gate
15:45TB 1113 to Alicante leaves the gate
23 h 30 apart on the timetable, overnight
TB 1113 leaves 23 h 30 after SN 3812 arrives on the timetable: more than half a day, so not a connection we count.