KL 1818 then U2 7837 at Schiphol
Frankfurt am Main → Amsterdam → Edinburgh
Timetable, Amsterdam time
13:00KL 1818 from Frankfurt am Main at the gate
11:40U2 7837 to Edinburgh leaves the gate
22 h 40 apart on the timetable, overnight
U2 7837 leaves 22 h 40 after KL 1818 arrives on the timetable: more than half a day, so not a connection we count.