U2 8720 then U2 8307 at Gatwick
Copenhagen → London → Milan
Timetable, London time
11:35U2 8720 from Copenhagen at the gate
11:20U2 8307 to Milan leaves the gate
23 h 45 apart on the timetable, overnight
U2 8307 leaves 23 h 45 after U2 8720 arrives on the timetable: more than half a day, so not a connection we count.