H7 421 then TK 2678 at Istanbul
Chişinău → Istanbul → Mardin
Timetable, Istanbul time
16:10H7 421 from Chişinău at the gate
15:05TK 2678 to Mardin leaves the gate
22 h 55 apart on the timetable, overnight
TK 2678 leaves 22 h 55 after H7 421 arrives on the timetable: more than half a day, so not a connection we count.