Cheapest return flights from Bilbao to Buenos Aires in December from $1195

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

Return flights

05 Dec - 13 Dec Iberia
01 Dec - 10 Dec Iberia
17 Dec - 24 Dec Vueling Airlines
20 Dec - 07 Jan Iberia
15 Dec - 10 Jan Iberia
24 Dec - 05 Jan Vueling Airlines
23 Dec - 28 Dec Vueling Airlines
24 Dec - 03 Jan Iberia
20 Dec - 08 Jan Iberia
17 Dec - 05 Jan Avianca
25 Dec - 03 Jan Iberia
19 Dec - 09 Jan ITA Airways
20 Dec - 04 Jan Iberia

Also check the deals for one-way flights from Bilbao 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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