IB 417 then QR 4704 at Barcelona
Madrid → Barcelona → Porto
Timetable, Barcelona time
17:10IB 417 from Madrid at the gatealso LA 1683, LL 3017, OB 5004, VY 5058, AV 6076, QR 6894, BA 7135, AA 8824
08:35QR 4704 to Porto leaves the gate
15 h 25 apart on the timetable, overnight
QR 4704 leaves 15 h 25 after IB 417 arrives on the timetable: more than half a day, so not a connection we count.