FR 3801 then TK 1468 at Barcelona
Birmingham (UK) → Barcelona → Istanbul
Timetable, Barcelona time
15:35FR 3801 from Birmingham (UK) at the gate
14:35TK 1468 to Istanbul leaves the gate
23 h apart on the timetable, overnight
TK 1468 leaves 23 h after FR 3801 arrives on the timetable: more than half a day, so not a connection we count.