A3 600 then BA 470 at Heathrow
Athens → London → Palma de Mallorca
Timetable, London time
11:10A3 600 from Athens at the gate
08:00BA 470 to Palma de Mallorca leaves the gate
20 h 50 apart on the timetable, overnight
BA 470 leaves 20 h 50 after A3 600 arrives on the timetable: more than half a day, so not a connection we count.