U2 820 then U2 847 at Gatwick
Belfast International → London → Inverness
Timetable, London time
15:35U2 820 from Belfast International at the gate
10:45U2 847 to Inverness leaves the gate
19 h 10 apart on the timetable, overnight
U2 847 leaves 19 h 10 after U2 820 arrives on the timetable: more than half a day, so not a connection we count.