QR 3774 then AA 743 at Barcelona
Torino → Barcelona → Philadelphia
Timetable, Barcelona time
16:25QR 3774 from Torino at the gatealso IB 5811, LL 5811, VY 6129
12:00AA 743 to Philadelphia leaves the gatealso BA 1608, AY 3815, IB 4935
19 h 35 apart on the timetable, overnight
AA 743 leaves 19 h 35 after QR 3774 arrives on the timetable: more than half a day, so not a connection we count.