FR 7595 then A3 358 at Athens
Budapest → Athens → Santorini
Timetable, Athens time
00:30FR 7595 from Budapest at the gate
17:35A3 358 to Santorini leaves the gate
17 h 05 apart on the timetable
A3 358 leaves 17 h 05 after FR 7595 arrives on the timetable: more than half a day, so not a connection we count.