IB 5093 then FR 8215 at Barcelona
Porto → Barcelona → London Stansted
Timetable, Barcelona time
17:20IB 5093 from Porto at the gate
11:25FR 8215 to London Stansted leaves the gate
18 h 05 apart on the timetable, overnight
FR 8215 leaves 18 h 05 after IB 5093 arrives on the timetable: more than half a day, so not a connection we count.