A3 534 then LX 1622 at Zurich
Thessaloniki → Zurich → Milan
Timetable, Zurich time
19:35A3 534 from Thessaloniki at the gate
17:35LX 1622 to Milan leaves the gate
22 h apart on the timetable, overnight
LX 1622 leaves 22 h after A3 534 arrives on the timetable: more than half a day, so not a connection we count.