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

Return flights

23 Jan - 30 Jan	Ryanair
24 Jan - 26 Jan	Ryanair
28 Jan - 01 Feb	Scandinavian Airlines
29 Jan - 01 Feb	Ryanair
29 Jan - 02 Feb	Ryanair
18 Jan - 26 Jan	Ryanair
30 Jan - 02 Feb	Ryanair
15 Jan - 19 Jan	KLM
21 Jan - 27 Jan	KLM
15 Jan - 17 Jan	KLM
11 Jan - 19 Jan	KLM
23 Jan - 26 Jan	KLM
12 Jan - 19 Jan	KLM
15 Jan - 18 Jan	KLM
25 Jan - 02 Feb	KLM
29 Jan - 01 Feb	Finnair	direct
30 Jan - 01 Feb	Finnair	direct
30 Jan - 02 Feb	Finnair	direct
26 Jan - 01 Feb	Finnair	direct
25 Jan - 02 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 118€

Return flights