IB 421 then FR 8631 at Barcelona
Madrid → Barcelona → Tangier
Timetable, Barcelona time
19:15IB 421 from Madrid at the gatealso IB 421S, LL 3021, VY 5122, AV 6170, QR 6971
15:45FR 8631 to Tangier leaves the gate
20 h 30 apart on the timetable, overnight
FR 8631 leaves 20 h 30 after IB 421 arrives on the timetable: more than half a day, so not a connection we count.