BA 486 then VY 8510 at Barcelona
London Heathrow → Barcelona → Marrakesh
Timetable, Barcelona time
18:30BA 486 from London Heathrow at the gate
17:10VY 8510 to Marrakesh leaves the gate
22 h 40 apart on the timetable, overnight
VY 8510 leaves 22 h 40 after BA 486 arrives on the timetable: more than half a day, so not a connection we count.