SK 749 then AY 818 at Arlanda
Tallinn → Stockholm → Helsinki
Timetable, Stockholm time
11:15SK 749 from Tallinn at the gate
21:05AY 818 to Helsinki leaves the gate
9 h 50 apart on the timetable
The last days
SK 749 and AY 818 weren’t both flown 15 min to 12 h apart in the last 21 days.
Statistics from past flights, not live flight information. Always check times and your connection with your airline, and don’t base travel or booking decisions on these numbers.