U2 8181 then GQ 348 at Athens
London Gatwick → Athens → Santorini
Timetable, Athens time
13:50U2 8181 from London Gatwick at the gate
13:30GQ 348 to Santorini leaves the gate
23 h 40 apart on the timetable, overnight
GQ 348 leaves 23 h 40 after U2 8181 arrives on the timetable: more than half a day, so not a connection we count.