KL 1511 then VY 1084 at Barcelona
Amsterdam → Barcelona → Basel
Timetable, Barcelona time
10:25KL 1511 from Amsterdam at the gatealso MU 1839, KE 6405, DL 9188
09:40VY 1084 to Basel leaves the gatealso IB 5036, LL 5036
23 h 15 apart on the timetable, overnight
VY 1084 leaves 23 h 15 after KL 1511 arrives on the timetable: more than half a day, so not a connection we count.