VY 7612 then U2 819 at Gatwick
Barcelona → London → Belfast International
Timetable, London time
14:45VY 7612 from Barcelona at the gate
08:40U2 819 to Belfast International leaves the gate
17 h 55 apart on the timetable, overnight
U2 819 leaves 17 h 55 after VY 7612 arrives on the timetable: more than half a day, so not a connection we count.