Cheapest return flights from Helsinki to Buenos Aires in December from 1347€

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

Return flights

02 Dec - 09 Dec Finnair
14 Dec - 22 Jan LATAM Airlines Group
16 Dec - 07 Jan Finnair
25 Dec - 06 Jan Finnair
19 Dec - 31 Dec Ryanair
20 Dec - 27 Dec Ryanair
19 Dec - 25 Dec Finnair
25 Dec - 28 Dec airBaltic

Also check the deals for one-way flights from Helsinki to Buenos Aires in December.

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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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