IB 5225 then LA 5758 at Barcelona
Gran Canaria → Barcelona → Rome
Timetable, Barcelona time
18:40IB 5225 from Gran Canaria at the gate
17:20LA 5758 to Rome leaves the gate
22 h 40 apart on the timetable, overnight
LA 5758 leaves 22 h 40 after IB 5225 arrives on the timetable: more than half a day, so not a connection we count.