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

Return flights

01 Dec - 06 Dec	Ryanair
08 Dec - 14 Dec	Ryanair
08 Dec - 12 Dec	Ryanair
03 Dec - 06 Dec	Ryanair
02 Dec - 06 Dec	Lufthansa
03 Dec - 10 Dec	Ryanair
10 Dec - 14 Dec	Wizz Air Malta
06 Dec - 10 Dec	KLM
07 Dec - 10 Dec	Ryanair
08 Dec - 13 Dec	Ryanair
26 Dec - 05 Jan	Ryanair
30 Dec - 04 Jan	Wizz Air
30 Dec - 06 Jan	Wizz Air
27 Dec - 04 Jan	Wizz Air
31 Dec - 06 Jan	Ryanair
27 Dec - 03 Jan	Wizz Air

Also check the deals for one-way flights from Naples 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 Naples to Helsinki in December from 155€

Return flights