A3 992 then DP 996 at Istanbul
Athens → Istanbul → Moscow Vnukovo
Timetable, Istanbul time
15:45A3 992 from Athens at the gate
14:40DP 996 to Moscow Vnukovo leaves the gate
22 h 55 apart on the timetable, overnight
DP 996 leaves 22 h 55 after A3 992 arrives on the timetable: more than half a day, so not a connection we count.