SK 1768 then DY 2615 at Arlanda
Prague → Stockholm → Helsinki
Timetable, Stockholm time
21:15SK 1768 from Prague at the gate
20:25DY 2615 to Helsinki leaves the gate
23 h 10 apart on the timetable, overnight
DY 2615 leaves 23 h 10 after SK 1768 arrives on the timetable: more than half a day, so not a connection we count.