FR 6814 then IB 423 at Madrid
Manchester → Madrid → Barcelona
Timetable, Madrid time
19:30FR 6814 from Manchester at the gate
19:10IB 423 to Barcelona leaves the gatealso IB 423S, LA 1684, LL 3023, OB 5010, VY 5063, AV 6072, QR 6918
23 h 40 apart on the timetable, overnight
IB 423 leaves 23 h 40 after FR 6814 arrives on the timetable: more than half a day, so not a connection we count.