CX 1750 then W4 3174 at Madrid
Buenos Aires → Madrid → Bucharest
Timetable, Madrid time
05:30CX 1750 from Buenos Aires at the gatealso BA 4252, QR 6919
18:35W4 3174 to Bucharest leaves the gate
13 h 05 apart on the timetable
W4 3174 leaves 13 h 05 after CX 1750 arrives on the timetable: more than half a day, so not a connection we count.