Search and book Trondheim to Helsinki flights

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Round-trip price per adult from
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Finnair flies direct from Trondheim to Helsinki March–October 2026.

Timetable for this route

Popular flights and flight offers from Trondheim to Helsinki

TRD – HEL
Trondheim - Helsinki
Thu 19 Mar 2026 – Sun 29 Mar 2026
From
2,290 NOK

Our cheapest flights from Trondheim to Helsinki

TRD – HEL
Trondheim - Helsinki
Thu 19 Mar 2026 – Sun 29 Mar 2026
From
2,290 NOK

Popular routes and flight deals

From Trondheim