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

Return flights

31 Dec - 07 Jan	Ryanair
31 Dec - 10 Jan	Ryanair
18 Dec - 10 Jan	Ryanair
12 Dec - 17 Dec	Ryanair
11 Dec - 15 Dec	Air France
13 Dec - 15 Dec	KLM
13 Dec - 16 Dec	KLM
12 Dec - 14 Dec	Ryanair
10 Dec - 15 Dec	KLM
23 Dec - 31 Dec	airBaltic
10 Dec - 14 Dec	KLM
10 Dec - 17 Dec	airBaltic
12 Dec - 15 Dec	KLM
22 Dec - 11 Jan	Ryanair
30 Dec - 06 Jan	Ryanair
31 Dec - 01 Jan	Ryanair
29 Dec - 05 Jan	Ryanair
23 Dec - 05 Jan	airBaltic
31 Dec - 02 Jan	Ryanair
30 Dec - 04 Jan	Ryanair

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.

Book a cheap hotel in Helsinki

Cheap car rent in Helsinki

Cheapest return flights from Prague to Helsinki in December from 117€

Return flights