BA 438 then QR 274 at Schiphol
London Heathrow → Amsterdam → Doha
Timetable, Amsterdam time
15:15BA 438 from London Heathrow at the gate
15:05QR 274 to Doha leaves the gate
23 h 50 apart on the timetable, overnight
QR 274 leaves 23 h 50 after BA 438 arrives on the timetable: more than half a day, so not a connection we count.