FR 6875 then IB 5414 at Barcelona
Dublin → Barcelona → London Gatwick
Timetable, Barcelona time
19:20FR 6875 from Dublin at the gate
14:55IB 5414 to London Gatwick leaves the gatealso LL 5414, VY 7618
19 h 35 apart on the timetable, overnight
IB 5414 leaves 19 h 35 after FR 6875 arrives on the timetable: more than half a day, so not a connection we count.