A3 115 then SK 778 at Athens
Thessaloniki → Athens → Copenhagen
Timetable, Athens time
14:00A3 115 from Thessaloniki at the gate
13:30SK 778 to Copenhagen leaves the gate
23 h 30 apart on the timetable, overnight
SK 778 leaves 23 h 30 after A3 115 arrives on the timetable: more than half a day, so not a connection we count.