DY 1718 then BA 459 at Madrid
Oslo → Madrid → London Heathrow
Timetable, Madrid time
19:15DY 1718 from Oslo at the gate
12:05BA 459 to London Heathrow leaves the gate
16 h 50 apart on the timetable, overnight
BA 459 leaves 16 h 50 after DY 1718 arrives on the timetable: more than half a day, so not a connection we count.