BA 494 then QR 3624 at Barcelona
London Heathrow → Barcelona → Bordeaux
Timetable, Barcelona time
19:50BA 494 from London Heathrow at the gatealso IB 3822, AA 6689, CX 7168, QR 8341, VY 9613
16:40QR 3624 to Bordeaux leaves the gatealso LL 5462, VY 8122
20 h 50 apart on the timetable, overnight
QR 3624 leaves 20 h 50 after BA 494 arrives on the timetable: more than half a day, so not a connection we count.