QR 3760 then BA 477 at Barcelona
Paris Orly → Barcelona → London Heathrow
Timetable, Barcelona time
18:20QR 3760 from Paris Orly at the gatealso IB 5445, LL 5445, VY 8019
12:30BA 477 to London Heathrow leaves the gate
18 h 10 apart on the timetable, overnight
BA 477 leaves 18 h 10 after QR 3760 arrives on the timetable: more than half a day, so not a connection we count.