TK 1366 then JU 423 at Istanbul
Marseille → Istanbul → Belgrade
Timetable, Istanbul time
16:45TK 1366 from Marseille at the gate
16:40JU 423 to Belgrade leaves the gate
23 h 55 apart on the timetable, overnight
JU 423 leaves 23 h 55 after TK 1366 arrives on the timetable: more than half a day, so not a connection we count.