IB 260 then EC 1704 at Madrid
Santo Domingo → Madrid → Nice
Timetable, Madrid time
04:50IB 260 from Santo Domingo at the gatealso BA 4243
21:20EC 1704 to Nice leaves the gate
16 h 30 apart on the timetable
EC 1704 leaves 16 h 30 after IB 260 arrives on the timetable: more than half a day, so not a connection we count.