DL 256 then U2 3302 at Schiphol
Boston → Amsterdam → Edinburgh
Timetable, Amsterdam time
08:15DL 256 from Boston at the gate
21:55U2 3302 to Edinburgh leaves the gate
13 h 40 apart on the timetable
U2 3302 leaves 13 h 40 after DL 256 arrives on the timetable: more than half a day, so not a connection we count.