AZ 2420 then IB 2240 at Madrid
Porto → Madrid → Strasbourg
Timetable, Madrid time
09:45AZ 2420 from Porto at the gatealso SV 4738, DL 6764, AM 6923, EY 7523, AD 7872, SK 8382, RO 9454
09:05IB 2240 to Strasbourg leaves the gatealso QR 5083, VY 5640
23 h 20 apart on the timetable, overnight
IB 2240 leaves 23 h 20 after AZ 2420 arrives on the timetable: more than half a day, so not a connection we count.