BY 2477 then U2 2259 at Manchester
Tenerife South → Manchester → Reykjavík
Timetable, Manchester time
18:35BY 2477 from Tenerife South at the gate
16:25U2 2259 to Reykjavík leaves the gate
21 h 50 apart on the timetable, overnight
U2 2259 leaves 21 h 50 after BY 2477 arrives on the timetable: more than half a day, so not a connection we count.