EC 1703 then I2 1509 at Madrid
Nice → Madrid → Lanzarote
Timetable, Madrid time
20:40EC 1703 from Nice at the gate
15:45I2 1509 to Lanzarote leaves the gatealso IB 1509, LA 1672, CX 1866, BA 4292, VY 5429, QR 6555, PC 7809
19 h 05 apart on the timetable, overnight
I2 1509 leaves 19 h 05 after EC 1703 arrives on the timetable: more than half a day, so not a connection we count.