LX 1830 then A3 876 at Athens
Zurich → Athens → Budapest
Timetable, Athens time
12:55LX 1830 from Zurich at the gate
11:00A3 876 to Budapest leaves the gate
22 h 05 apart on the timetable, overnight
A3 876 leaves 22 h 05 after LX 1830 arrives on the timetable: more than half a day, so not a connection we count.