Cheapest return flights from Helsinki to Oulu in May from 118€

AirHint found the following cheapest return flights from Helsinki (HEL) to Oulu (OUL) in May 2026 (see full year).

Return flights

21 May - 23 May Finnair direct
21 May - 24 May Finnair direct
13 May - 16 May Finnair direct
26 May - 28 May Finnair direct
20 May - 27 May Finnair direct
14 May - 16 May Finnair direct
17 May - 18 May Finnair direct
07 May - 09 May Finnair direct
09 May - 10 May Finnair direct
07 May - 10 May Finnair direct

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

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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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