SK 705 then FR 4610 at Arlanda
Helsinki → Stockholm → Tallinn
Timetable, Stockholm time
11:25SK 705 from Helsinki at the gate
06:00FR 4610 to Tallinn leaves the gate
18 h 35 apart on the timetable, overnight
FR 4610 leaves 18 h 35 after SK 705 arrives on the timetable: more than half a day, so not a connection we count.