VY 7616 then U2 8497 at Gatwick
Barcelona → London → Geneva
Timetable, London time
15:45VY 7616 from Barcelona at the gate
11:15U2 8497 to Geneva leaves the gate
19 h 30 apart on the timetable, overnight
U2 8497 leaves 19 h 30 after VY 7616 arrives on the timetable: more than half a day, so not a connection we count.