BA 893 then WY 102 at Heathrow
Sofia → London → Muscat
Timetable, London time
22:30BA 893 from Sofia at the gate
20:05WY 102 to Muscat leaves the gate
21 h 35 apart on the timetable, overnight
WY 102 leaves 21 h 35 after BA 893 arrives on the timetable: more than half a day, so not a connection we count.