AY 74 then AY 551 at Helsinki
Tokyo Narita → Helsinki → Rovaniemi
Timetable, Helsinki time
05:00AY 74 from Tokyo Narita at the gate
11:20AY 551 to Rovaniemi leaves the gate
6 h 20 apart on the timetable
The last days
AY 74 and AY 551 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.