QR 3755 then IB 5416 at Barcelona
Paris Orly → Barcelona → London Gatwick
Timetable, Barcelona time
23:30QR 3755 from Paris Orly at the gatealso IB 5879, LL 5879, VY 8029
17:35IB 5416 to London Gatwick leaves the gatealso LL 5416, VY 7620, BA 8074
18 h 05 apart on the timetable, overnight
IB 5416 leaves 18 h 05 after QR 3755 arrives on the timetable: more than half a day, so not a connection we count.