U2 8844 then U2 815 at Gatwick
Reykjavík → London → Edinburgh
Timetable, London time
21:45U2 8844 from Reykjavík at the gate
18:35U2 815 to Edinburgh leaves the gate
20 h 50 apart on the timetable, overnight
U2 815 leaves 20 h 50 after U2 8844 arrives on the timetable: more than half a day, so not a connection we count.