IB 546 then IB 2296 at Madrid
Porto → Madrid → Melilla
Timetable, Madrid time
14:45IB 546 from Porto at the gatealso LA 1686, CX 1854, VY 5307, AT 5486, DT 6093, BA 7101
12:35IB 2296 to Melilla leaves the gatealso VY 5696
21 h 50 apart on the timetable, overnight
IB 2296 leaves 21 h 50 after IB 546 arrives on the timetable: more than half a day, so not a connection we count.