AirHint found the following cheapest return flights from Stockholm (ARN) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

05 Dec - 30 Jan	British Airways
07 Dec - 31 Dec	Air France
06 Dec - 31 Dec	Air France
09 Dec - 31 Dec	Air France
13 Dec - 06 Jan	Ryanair
22 Dec - 28 Jan	Air France
13 Dec - 24 Jan	British Airways
10 Dec - 31 Dec	Air France
13 Dec - 27 Dec	KLM
13 Dec - 03 Jan	Ryanair
14 Dec - 27 Dec	Air France
23 Dec - 25 Jan	Air France
08 Dec - 31 Dec	KLM
12 Dec - 24 Jan	British Airways
18 Dec - 09 Jan	Ryanair
26 Dec - 15 Jan	Lufthansa
13 Dec - 04 Jan	Ryanair
12 Dec - 26 Dec	SWISS
13 Dec - 26 Dec	Lufthansa
14 Dec - 26 Dec	Lufthansa

Also check the deals for one-way flights from Stockholm to Buenos Aires 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 Stockholm to Buenos Aires in December from 1238€

Return flights