IB 546 then FR 1206 at Madrid
Porto → Madrid → Venezia
Timetable, Madrid time
14:45IB 546 from Porto at the gatealso LA 1686, CX 1854, VY 5307, AT 5486, DT 6093, BA 7101
10:20FR 1206 to Venezia leaves the gate
19 h 35 apart on the timetable, overnight
FR 1206 leaves 19 h 35 after IB 546 arrives on the timetable: more than half a day, so not a connection we count.