IB 420 then AR 1133 at Madrid
Barcelona → Madrid → Buenos Aires
Timetable, Madrid time
20:20IB 420 from Barcelona at the gatealso IB 420S, LA 1586, LL 3020, VY 5090, AV 6153, QR 6895
19:05AR 1133 to Buenos Aires leaves the gate
22 h 45 apart on the timetable, overnight
AR 1133 leaves 22 h 45 after IB 420 arrives on the timetable: more than half a day, so not a connection we count.