QR 3522 then TK 1856 at Barcelona
Málaga → Barcelona → Istanbul
Timetable, Barcelona time
00:55QR 3522 from Málaga at the gate
18:30TK 1856 to Istanbul leaves the gate
17 h 35 apart on the timetable
TK 1856 leaves 17 h 35 after QR 3522 arrives on the timetable: more than half a day, so not a connection we count.