IB 5407 then VY 3502 at Barcelona
London Gatwick → Barcelona → Ibiza
Timetable, Barcelona time
17:40IB 5407 from London Gatwick at the gatealso LL 5407, VY 7611, BA 8065
12:10VY 3502 to Ibiza leaves the gatealso QR 3535, IB 5246, LL 5246
18 h 30 apart on the timetable, overnight
VY 3502 leaves 18 h 30 after IB 5407 arrives on the timetable: more than half a day, so not a connection we count.