Cheapest return flights from Oulu to Helsinki in May from $121

Best time to book flights for Oulu (OUL) to Helsinki (HEL) flights at AirHint

AirHint found the following cheapest return flights from Oulu (OUL) to Helsinki (HEL) in May 2025 (see full year).

Return flights

07 May - 09 May Finnair direct
20 May - 29 May Finnair direct
20 May - 22 May Finnair direct
30 May - 02 Jun Finnair direct
23 May - 25 May Finnair direct
30 May - 01 Jun Finnair direct
17 May - 18 May Finnair direct
02 May - 10 May Finnair direct
02 May - 04 May Finnair direct
02 May - 03 May Finnair direct
01 May - 04 May Finnair direct
27 May - 27 May Finnair direct

Also check the deals for one-way flights from Oulu to Helsinki in May.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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