A3 991 then BZ 703 at Athens
Istanbul → Athens → Tel Aviv
Timetable, Athens time
11:55A3 991 from Istanbul at the gate
11:30BZ 703 to Tel Aviv leaves the gate
23 h 35 apart on the timetable, overnight
BZ 703 leaves 23 h 35 after A3 991 arrives on the timetable: more than half a day, so not a connection we count.