A3 313 then TK 1848 at Athens
Heraklion → Athens → Istanbul
Timetable, Athens time
07:20A3 313 from Heraklion at the gate
06:55TK 1848 to Istanbul leaves the gate
23 h 35 apart on the timetable, overnight
TK 1848 leaves 23 h 35 after A3 313 arrives on the timetable: more than half a day, so not a connection we count.