KL 1276 then BA 447 at Schiphol
Copenhagen → Amsterdam → London Heathrow
Timetable, Amsterdam time
20:50KL 1276 from Copenhagen at the gate
20:25BA 447 to London Heathrow leaves the gate
23 h 35 apart on the timetable, overnight
BA 447 leaves 23 h 35 after KL 1276 arrives on the timetable: more than half a day, so not a connection we count.