HY 271 then TK 1847 at Istanbul
Tashkent → Istanbul → Athens
Timetable, Istanbul time
11:00HY 271 from Tashkent at the gate
05:35TK 1847 to Athens leaves the gate
18 h 35 apart on the timetable, overnight
TK 1847 leaves 18 h 35 after HY 271 arrives on the timetable: more than half a day, so not a connection we count.