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

Return flights

15 Dec - 17 Dec	Finnair	direct
15 Dec - 16 Dec	Finnair	direct
16 Dec - 17 Dec	Finnair	direct
20 Dec - 20 Jan	Ryanair
15 Dec - 24 Dec	Ryanair
22 Dec - 07 Jan	Ryanair
18 Dec - 09 Jan	Ryanair
23 Dec - 01 Jan	Wizz Air
31 Dec - 01 Jan	Ryanair
20 Dec - 24 Dec	Wizz Air Malta
18 Dec - 19 Dec	Ryanair
15 Dec - 22 Dec	Ryanair
19 Dec - 23 Dec	Ryanair
31 Dec - 03 Jan	Aeroitalia
14 Dec - 22 Dec	Ryanair
21 Dec - 06 Jan	Ryanair
20 Dec - 23 Dec	Ryanair
31 Dec - 05 Jan	Ryanair
22 Dec - 06 Jan	Wizz Air
26 Dec - 08 Jan	Ryanair

Also check the deals for one-way flights from Rome 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 Rome to Helsinki in December from $252

Return flights