BA 4254 then EC 4390 at Madrid
Buenos Aires → Madrid → Lyon
Timetable, Madrid time
15:10BA 4254 from Buenos Aires at the gatealso QR 6974
13:05EC 4390 to Lyon leaves the gate
21 h 55 apart on the timetable, overnight
EC 4390 leaves 21 h 55 after BA 4254 arrives on the timetable: more than half a day, so not a connection we count.