CX 1750 then FB 1405 at Madrid
Buenos Aires → Madrid → Tenerife North
Timetable, Madrid time
05:30CX 1750 from Buenos Aires at the gatealso BA 4252, QR 6919
18:45FB 1405 to Tenerife North leaves the gatealso I2 1585, IB 1585, LA 1741, VY 5239, AV 6128, QR 6901, BA 7236, CX 7897, PC 7947
13 h 15 apart on the timetable
FB 1405 leaves 13 h 15 after CX 1750 arrives on the timetable: more than half a day, so not a connection we count.