GQ 351 then U2 2060 at Athens
Santorini → Athens → Manchester
Timetable, Athens time
18:00GQ 351 from Santorini at the gate
13:45U2 2060 to Manchester leaves the gate
19 h 45 apart on the timetable, overnight
U2 2060 leaves 19 h 45 after GQ 351 arrives on the timetable: more than half a day, so not a connection we count.