IB 1196 then CX 1751 at Madrid
Toulouse → Madrid → Buenos Aires
Timetable, Madrid time
23:00IB 1196 from Toulouse at the gatealso LA 1685, CX 1929, VY 5796, QR 8081, AA 8677
11:45CX 1751 to Buenos Aires leaves the gatealso BA 4255, AY 5375
12 h 45 apart on the timetable, overnight
CX 1751 leaves 12 h 45 after IB 1196 arrives on the timetable: more than half a day, so not a connection we count.