QR 3579 then IB 402 at Barcelona
Santiago de Compostela → Barcelona → Madrid
Timetable, Barcelona time
09:15QR 3579 from Santiago de Compostela at the gate
08:50IB 402 to Madrid leaves the gatealso CX 1832, LL 3002, VY 5025, AV 6007, BA 7077, QR 8003, AA 8763
23 h 35 apart on the timetable, overnight
IB 402 leaves 23 h 35 after QR 3579 arrives on the timetable: more than half a day, so not a connection we count.