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

Return flights

31 Jan - 07 Feb	Ryanair
31 Jan - 04 Feb	Ryanair
22 Jan - 26 Jan	Air France
23 Jan - 30 Jan	Ryanair
30 Jan - 03 Feb	KLM
28 Jan - 01 Feb	KLM
24 Jan - 29 Jan	Ryanair
21 Jan - 24 Jan	KLM
23 Jan - 27 Jan	Air France
25 Jan - 02 Feb	Ryanair
23 Jan - 31 Jan	airBaltic
22 Jan - 25 Jan	KLM
24 Jan - 25 Jan	KLM
24 Jan - 31 Jan	KLM
26 Jan - 30 Jan	Ryanair
30 Jan - 01 Feb	Finnair	direct
29 Jan - 01 Feb	Finnair	direct
30 Jan - 03 Feb	Finnair	direct
29 Jan - 02 Feb	Finnair	direct
31 Jan - 04 Feb	Finnair	direct

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

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 January from 138€

Return flights