IB 2604 then FR 3976 at Barcelona
Buenos Aires → Barcelona → Dublin
Timetable, Barcelona time
18:20IB 2604 from Buenos Aires at the gatealso LL 2604, AY 5354, QR 7244
12:55FR 3976 to Dublin leaves the gate
18 h 35 apart on the timetable, overnight
FR 3976 leaves 18 h 35 after IB 2604 arrives on the timetable: more than half a day, so not a connection we count.