AI 111 then BA 492 at Heathrow
New Delhi → London → Gibraltar
Timetable, London time
11:30AI 111 from New Delhi at the gate
08:10BA 492 to Gibraltar leaves the gate
20 h 40 apart on the timetable, overnight
BA 492 leaves 20 h 40 after AI 111 arrives on the timetable: more than half a day, so not a connection we count.