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

Return flights

01 Dec - 08 Dec	Delta
05 Dec - 22 Jan	Delta
01 Dec - 06 Dec	Delta
10 Dec - 28 Jan	Delta
29 Dec - 26 Jan	Delta
08 Dec - 26 Dec	Delta
06 Dec - 12 Jan	Delta
09 Dec - 12 Jan	Delta
08 Dec - 27 Dec	Delta
01 Dec - 14 Dec	Delta
14 Dec - 30 Jan	Delta
12 Dec - 19 Dec	British Airways
14 Dec - 18 Jan	Delta
23 Dec - 15 Jan	Delta
25 Dec - 13 Jan	British Airways
25 Dec - 18 Jan	British Airways
14 Dec - 21 Dec	British Airways
18 Dec - 25 Dec	Delta

Also check the deals for one-way flights from Zurich 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 Zurich to Buenos Aires in December from $907

Return flights