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

Return flights

01 May - 04 May	airBaltic
23 May - 24 May	airBaltic
22 May - 26 May	airBaltic
08 May - 11 May	airBaltic
14 May - 15 May	airBaltic
29 May - 31 May	airBaltic
31 May - 07 Jun	Finnair
09 May - 10 May	Scandinavian Airlines
07 May - 10 May	KLM
07 May - 10 May	Finnair	direct
29 May - 31 May	Finnair	direct
31 May - 07 Jun	Finnair	direct

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

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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Cheapest return flights from Prague to Helsinki in May from 141€

Return flights