FR 657 then IB 1300 at Brussels
Dublin → Brussels → Madrid
Timetable, Brussels time
15:50FR 657 from Dublin at the gate
15:30IB 1300 to Madrid leaves the gate
23 h 40 apart on the timetable, overnight
IB 1300 leaves 23 h 40 after FR 657 arrives on the timetable: more than half a day, so not a connection we count.