Search and book Trondheim to Helsinki flights

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Finnair flies direct from Trondheim to Helsinki May–October 2025 and March–April 2026.

Timetable for this route

Popular flights and flight offers from Trondheim to Helsinki

TRD – HEL
Trondheim - Helsinki
Tue 10 Jun 2025 – Sun 15 Jun 2025
From
2,039 NOK

Our cheapest flights from Trondheim to Helsinki

TRD – HEL
Trondheim - Helsinki
Tue 10 Jun 2025 – Sun 15 Jun 2025
From
2,039 NOK
Book now
TRD – HEL
Trondheim - Helsinki
Tue 3 Jun 2025 – Sun 8 Jun 2025
From
2,085 NOK
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TRD – HEL
Trondheim - Helsinki
Sat 14 Jun 2025 – Fri 20 Jun 2025
From
2,140 NOK
Book now
TRD – HEL
Trondheim - Helsinki
Sat 7 Jun 2025 – Tue 10 Jun 2025
From
2,140 NOK
Book now

Popular routes and flight deals