TK 2831 then TK 208 at Istanbul
Trabzon → Istanbul → Singapore
Timetable, Istanbul time
18:00TK 2831 from Trabzon at the gate
17:15TK 208 to Singapore leaves the gate
23 h 15 apart on the timetable, overnight
TK 208 leaves 23 h 15 after TK 2831 arrives on the timetable: more than half a day, so not a connection we count.