Cheapest return flights from Bilbao to Buenos Aires in December from $1163

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

Return flights

04 Dec - 16 Dec Air France
04 Dec - 14 Dec LATAM Airlines Group
01 Dec - 18 Dec Air France
15 Dec - 16 Jan Air Europa
14 Dec - 21 Dec LATAM Airlines Group
02 Dec - 30 Dec Air France
14 Dec - 11 Jan LATAM Airlines Group
29 Dec - 06 Jan Air Europa
30 Dec - 06 Jan Iberia
31 Dec - 06 Jan Iberia
04 Dec - 13 Jan Iberia
12 Dec - 20 Dec LATAM Airlines Group
11 Dec - 18 Dec Iberia
25 Dec - 06 Jan Air Europa
28 Dec - 07 Jan Iberia
28 Dec - 06 Jan Iberia
27 Dec - 06 Jan Vueling Airlines
11 Dec - 20 Dec 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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