IB 5225 then LL 5051 at Barcelona
Gran Canaria → Barcelona → Düsseldorf
Timetable, Barcelona time
18:40IB 5225 from Gran Canaria at the gate
18:00LL 5051 to Düsseldorf leaves the gate
23 h 20 apart on the timetable, overnight
LL 5051 leaves 23 h 20 after IB 5225 arrives on the timetable: more than half a day, so not a connection we count.