TK 402 then DP 1996 at Istanbul
St. Petersburg → Istanbul → Moscow Vnukovo
Timetable, Istanbul time
18:05TK 402 from St. Petersburg at the gate
17:00DP 1996 to Moscow Vnukovo leaves the gate
22 h 55 apart on the timetable, overnight
DP 1996 leaves 22 h 55 after TK 402 arrives on the timetable: more than half a day, so not a connection we count.