IB 2319 then AZ 2427 at Madrid
Castellón → Madrid → Porto
Timetable, Madrid time
19:20IB 2319 from Castellón at the gate
19:05AZ 2427 to Porto leaves the gatealso AM 6918, SV 6974, EY 7513, AD 7866
23 h 45 apart on the timetable, overnight
AZ 2427 leaves 23 h 45 after IB 2319 arrives on the timetable: more than half a day, so not a connection we count.