EI 156 then BA 358 at Heathrow
Dublin → London → Lyon
Timetable, London time
10:10EI 156 from Dublin at the gate
09:25BA 358 to Lyon leaves the gate
23 h 15 apart on the timetable, overnight
BA 358 leaves 23 h 15 after EI 156 arrives on the timetable: more than half a day, so not a connection we count.