BA 488 then QR 3535 at Barcelona
London Heathrow → Barcelona → Santiago de Compostela
Timetable, Barcelona time
19:15BA 488 from London Heathrow at the gate
09:10QR 3535 to Santiago de Compostela leaves the gate
13 h 55 apart on the timetable, overnight
QR 3535 leaves 13 h 55 after BA 488 arrives on the timetable: more than half a day, so not a connection we count.