IB 421 then VY 1396 at Barcelona
Madrid → Barcelona → Seville
Timetable, Barcelona time
19:15IB 421 from Madrid at the gatealso LL 3021, VY 5122, AV 6170, QR 6971
07:40VY 1396 to Seville leaves the gatealso QR 3750, IB 5506
12 h 25 apart on the timetable, overnight
VY 1396 leaves 12 h 25 after IB 421 arrives on the timetable: more than half a day, so not a connection we count.