SK 1842 then SK 34 at Arlanda
Rome → Stockholm → Umea
Timetable, Stockholm time
23:55SK 1842 from Rome at the gate
17:55SK 34 to Umea leaves the gate
18 h apart on the timetable, overnight
SK 34 leaves 18 h after SK 1842 arrives on the timetable: more than half a day, so not a connection we count.