IB 338 then EC 4796 at Madrid
Miami → Madrid → Nantes
Timetable, Madrid time
13:05IB 338 from Miami at the gatealso AY 5642, EI 5864, QR 6859, BA 7260, AA 8740
12:45EC 4796 to Nantes leaves the gate
23 h 40 apart on the timetable, overnight
EC 4796 leaves 23 h 40 after IB 338 arrives on the timetable: more than half a day, so not a connection we count.