FR 775 then IB 5414 at Barcelona
Torino → Barcelona → London Gatwick
Timetable, Barcelona time
17:20FR 775 from Torino at the gate
14:55IB 5414 to London Gatwick leaves the gatealso LL 5414, VY 7618
21 h 35 apart on the timetable, overnight
IB 5414 leaves 21 h 35 after FR 775 arrives on the timetable: more than half a day, so not a connection we count.