EC 1703 then IB 469 at Madrid
Nice → Madrid → Vigo
Timetable, Madrid time
20:40EC 1703 from Nice at the gate
15:45IB 469 to Vigo leaves the gatealso LA 1576, VY 5048, AT 5435, AV 6121, BA 7245, PC 7869
19 h 05 apart on the timetable, overnight
IB 469 leaves 19 h 05 after EC 1703 arrives on the timetable: more than half a day, so not a connection we count.