IB 2604 then VY 1084 at Barcelona
Buenos Aires → Barcelona → Basel
Timetable, Barcelona time
12:15IB 2604 from Buenos Aires at the gatealso LL 2604, AY 5354, QR 7244
08:45VY 1084 to Basel leaves the gatealso QR 3771, IB 5036, LL 5036
20 h 30 apart on the timetable, overnight
VY 1084 leaves 20 h 30 after IB 2604 arrives on the timetable: more than half a day, so not a connection we count.