V7 2272 then IB 303 at Madrid
Nantes → Madrid → Mexico City
Timetable, Madrid time
11:45V7 2272 from Nantes at the gate
23:55IB 303 to Mexico City leaves the gatealso CX 1784
12 h 10 apart on the timetable
IB 303 leaves 12 h 10 after V7 2272 arrives on the timetable: more than half a day, so not a connection we count.