EW 9242 then SK 927 at Copenhagen
Düsseldorf → Copenhagen → Boston
Timetable, Copenhagen time
14:35EW 9242 from Düsseldorf at the gate
13:20SK 927 to Boston leaves the gate
22 h 45 apart on the timetable, overnight
SK 927 leaves 22 h 45 after EW 9242 arrives on the timetable: more than half a day, so not a connection we count.