QR 3731 then IB 5402 at Barcelona
Paris Orly → Barcelona → London Gatwick
Timetable, Barcelona time
12:15QR 3731 from Paris Orly at the gate
11:00IB 5402 to London Gatwick leaves the gatealso LL 5402, LA 5772, VY 7606, BA 8060
22 h 45 apart on the timetable, overnight
IB 5402 leaves 22 h 45 after QR 3731 arrives on the timetable: more than half a day, so not a connection we count.