TK 6902 then A3 995 at Istanbul
Barcelona → Istanbul → Athens
Timetable, Istanbul time
06:25TK 6902 from Barcelona at the gate
22:00A3 995 to Athens leaves the gate
15 h 35 apart on the timetable
A3 995 leaves 15 h 35 after TK 6902 arrives on the timetable: more than half a day, so not a connection we count.