IB 406 then W4 7543 at Madrid
Barcelona → Madrid → Seville
Timetable, Madrid time
11:10IB 406 from Barcelona at the gatealso LL 3006, VY 5038, LA 5436, AV 6001, QR 6850, BA 7079, AA 8680
10:35W4 7543 to Seville leaves the gate
23 h 25 apart on the timetable, overnight
W4 7543 leaves 23 h 25 after IB 406 arrives on the timetable: more than half a day, so not a connection we count.