DY 4156 then SK 81 at Arlanda
Copenhagen → Stockholm → Visby
Timetable, Stockholm time
11:00DY 4156 from Copenhagen at the gate
10:20SK 81 to Visby leaves the gate
23 h 20 apart on the timetable, overnight
SK 81 leaves 23 h 20 after DY 4156 arrives on the timetable: more than half a day, so not a connection we count.