AI 111 then BA 668 at Heathrow
New Delhi → London → Marrakesh
Timetable, London time
11:30AI 111 from New Delhi at the gate
06:05BA 668 to Marrakesh leaves the gate
18 h 35 apart on the timetable, overnight
BA 668 leaves 18 h 35 after AI 111 arrives on the timetable: more than half a day, so not a connection we count.