Search and book Trondheim to Helsinki flights

Your journey starts here

Round-trip price per adult from
–

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

Timetable for this route

Popular flights and flight offers from Trondheim to Helsinki

TRD – HEL
Trondheim - Helsinki
Tue 3 Jun 2025 – Sun 8 Jun 2025
From
2,042 NOK

Our cheapest flights from Trondheim to Helsinki

TRD – HEL
Trondheim - Helsinki
Tue 3 Jun 2025 – Sun 8 Jun 2025
From
2,042 NOK
Book now
TRD – HEL
Trondheim - Helsinki
Tue 27 May 2025 – Tue 3 Jun 2025
From
2,059 NOK
Book now
TRD – HEL
Trondheim - Helsinki
Sun 1 Jun 2025 – Sun 8 Jun 2025
From
2,142 NOK
Book now
TRD – HEL
Trondheim - Helsinki
Sat 14 Jun 2025 – Fri 20 Jun 2025
From
2,142 NOK
Book now

Popular routes and flight deals

From Trondheim