UX 1518 then IB 107 at Madrid
Munich → Madrid → Buenos Aires
Timetable, Madrid time
21:45UX 1518 from Munich at the gatealso EY 4376, MU 4957, AM 6848
12:20IB 107 to Buenos Aires leaves the gate
14 h 35 apart on the timetable, overnight
IB 107 leaves 14 h 35 after UX 1518 arrives on the timetable: more than half a day, so not a connection we count.