EC 4427 then TK 1756 at Lisbon
Lyon → Lisbon → Istanbul
Timetable, Lisbon time
17:10EC 4427 from Lyon at the gate
11:35TK 1756 to Istanbul leaves the gate
18 h 25 apart on the timetable, overnight
TK 1756 leaves 18 h 25 after EC 4427 arrives on the timetable: more than half a day, so not a connection we count.