BA 487 then KL 1016 at Heathrow
Barcelona → London → Amsterdam
Timetable, London time
21:35BA 487 from Barcelona at the gate
20:25KL 1016 to Amsterdam leaves the gate
22 h 50 apart on the timetable, overnight
KL 1016 leaves 22 h 50 after BA 487 arrives on the timetable: more than half a day, so not a connection we count.