BA 494 then IB 5462 at Barcelona
London Heathrow → Barcelona → Bordeaux
Timetable, Barcelona time
19:50BA 494 from London Heathrow at the gate
16:40IB 5462 to Bordeaux leaves the gate
20 h 50 apart on the timetable, overnight
IB 5462 leaves 20 h 50 after BA 494 arrives on the timetable: more than half a day, so not a connection we count.