BA 8069 then QR 4702 at Barcelona
London Gatwick → Barcelona → Geneva
Timetable, Barcelona time
18:55BA 8069 from London Gatwick at the gate
15:15QR 4702 to Geneva leaves the gate
20 h 20 apart on the timetable, overnight
QR 4702 leaves 20 h 20 after BA 8069 arrives on the timetable: more than half a day, so not a connection we count.