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

Return flights

03 Dec - 10 Dec	Ryanair
10 Dec - 08 Jan	Ryanair
10 Dec - 14 Dec	Wizz Air Malta
03 Dec - 11 Dec	Ryanair
03 Dec - 06 Dec	Ryanair
02 Dec - 06 Dec	Ryanair
10 Dec - 13 Dec	Ryanair
06 Dec - 13 Dec	Ryanair
01 Dec - 06 Dec	Ryanair
08 Dec - 11 Dec	Ryanair
08 Dec - 14 Dec	Ryanair
18 Dec - 09 Jan	Ryanair
31 Dec - 09 Jan	easyJet
21 Dec - 07 Jan	airBaltic
22 Dec - 10 Jan	Ryanair
25 Dec - 05 Jan	Finnair
25 Dec - 04 Jan	Wizz Air
31 Dec - 06 Jan	easyJet
31 Dec - 05 Jan	easyJet
30 Dec - 04 Jan	Wizz Air

Also check the deals for one-way flights from Madrid 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 Madrid to Helsinki in December from 153€

Return flights