TK 2323 then TK 280 at Istanbul
Izmir → Istanbul → Shanghai
Timetable, Istanbul time
15:20TK 2323 from Izmir at the gate
14:50TK 280 to Shanghai leaves the gate
23 h 30 apart on the timetable, overnight
TK 280 leaves 23 h 30 after TK 2323 arrives on the timetable: more than half a day, so not a connection we count.