FR 10 then IB 415 at Madrid
Dublin → Madrid → Barcelona
Timetable, Madrid time
20:00FR 10 from Dublin at the gate
14:55IB 415 to Barcelona leaves the gatealso LA 1522, LL 3015, VY 5057, AV 6016, QR 6889, BA 7134, AA 8630
18 h 55 apart on the timetable, overnight
IB 415 leaves 18 h 55 after FR 10 arrives on the timetable: more than half a day, so not a connection we count.