6H 567 then A3 994 at Athens
Tel Aviv → Athens → Istanbul
Timetable, Athens time
23:306H 567 from Tel Aviv at the gate
18:30A3 994 to Istanbul leaves the gate
19 h apart on the timetable, overnight
A3 994 leaves 19 h after 6H 567 arrives on the timetable: more than half a day, so not a connection we count.