SK 7 then DY 4015 at Arlanda
Lulea → Stockholm → Umea
Timetable, Stockholm time
20:25SK 7 from Lulea at the gate
17:45DY 4015 to Umea leaves the gate
21 h 20 apart on the timetable, overnight
DY 4015 leaves 21 h 20 after SK 7 arrives on the timetable: more than half a day, so not a connection we count.