OS 401 then IB 5810 at Barcelona
Vienna → Barcelona → Torino
Timetable, Barcelona time
09:10OS 401 from Vienna at the gatealso LA 5045
06:55IB 5810 to Torino leaves the gatealso LL 5810, VY 6128
21 h 45 apart on the timetable, overnight
IB 5810 leaves 21 h 45 after OS 401 arrives on the timetable: more than half a day, so not a connection we count.