DY 749 then D8 2084 at Oslo
Trondheim → Oslo → Helsinki
Timetable, Oslo time
09:30DY 749 from Trondheim at the gate
16:10D8 2084 to Helsinki leaves the gate
6 h 40 apart on the timetable
The last days
DY 749 and D8 2084 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.