6H 563 then GQ 670 at Athens
Tel Aviv → Athens → Istanbul
Timetable, Athens time
12:256H 563 from Tel Aviv at the gate
07:00GQ 670 to Istanbul leaves the gate
18 h 35 apart on the timetable, overnight
GQ 670 leaves 18 h 35 after 6H 563 arrives on the timetable: more than half a day, so not a connection we count.