AirHint found the following cheapest return flights from Prague (PRG) to Helsinki (HEL) in December 2025 (see full year).

Return flights

22 Dec - 27 Dec	Eurowings
05 Dec - 07 Dec	Scandinavian Airlines
01 Dec - 02 Dec	airBaltic
22 Dec - 02 Jan	Norwegian Air Sweden AOC
15 Dec - 18 Dec	Air France
15 Dec - 21 Dec	Norwegian Air Sweden AOC
05 Dec - 07 Dec	Finnair	direct
15 Dec - 20 Dec	Air France
01 Dec - 02 Dec	Finnair	direct
30 Dec - 04 Jan	airBaltic
26 Dec - 28 Dec	airBaltic
29 Dec - 04 Jan	KLM
22 Dec - 27 Dec	Finnair	direct
25 Dec - 01 Jan	Finnair	direct
22 Dec - 02 Jan	Finnair	direct
30 Dec - 04 Jan	Finnair	direct
29 Dec - 04 Jan	Finnair	direct

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

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 December from 163€

Return flights