IB 1168 then AR 1133 at Madrid
Bilbao → Madrid → Buenos Aires
Timetable, Madrid time
20:45IB 1168 from Bilbao at the gatealso CX 1847, BT 5223, VY 5380, AV 6055
19:05AR 1133 to Buenos Aires leaves the gate
22 h 20 apart on the timetable, overnight
AR 1133 leaves 22 h 20 after IB 1168 arrives on the timetable: more than half a day, so not a connection we count.