SK 1771 then SK 722 at Arlanda
Tallinn → Stockholm → Helsinki
Timetable, Stockholm time
07:20SK 1771 from Tallinn at the gate
19:30SK 722 to Helsinki leaves the gate
12 h 10 apart on the timetable
SK 722 leaves 12 h 10 after SK 1771 arrives on the timetable: more than half a day, so not a connection we count.