OU 450 then U2 5406 at Schiphol
Zagreb → Amsterdam → Milan Linate
Timetable, Amsterdam time
10:30OU 450 from Zagreb at the gate
09:40U2 5406 to Milan Linate leaves the gate
23 h 10 apart on the timetable, overnight
U2 5406 leaves 23 h 10 after OU 450 arrives on the timetable: more than half a day, so not a connection we count.