BA 1349 then MS 778 at Heathrow
Saint Helier → London → Cairo
Timetable, London time
16:20BA 1349 from Saint Helier at the gate
14:00MS 778 to Cairo leaves the gate
21 h 40 apart on the timetable, overnight
MS 778 leaves 21 h 40 after BA 1349 arrives on the timetable: more than half a day, so not a connection we count.