KL 1574 then U2 2172 at Schiphol
Porto → Amsterdam → Manchester
Timetable, Amsterdam time
19:50KL 1574 from Porto at the gate
14:55U2 2172 to Manchester leaves the gate
19 h 05 apart on the timetable, overnight
U2 2172 leaves 19 h 05 after KL 1574 arrives on the timetable: more than half a day, so not a connection we count.