KL 3379 then ET 1423 at Madrid
Lanzarote → Madrid → Rome
Timetable, Madrid time
21:00KL 3379 from Lanzarote at the gatealso AF 4837, DL 6773, AM 6823, EY 7580, UX 9076
15:00ET 1423 to Rome leaves the gatealso EY 4364, MU 4958, AM 6927, AZ 7117, AD 7896
18 h apart on the timetable, overnight
ET 1423 leaves 18 h after KL 3379 arrives on the timetable: more than half a day, so not a connection we count.