Cheapest one-way flights from Madrid to Buenos Aires in December from 420€

AirHint found the following cheapest one-way flights from Madrid (MAD) to Buenos Aires (EZE) in December 2025 (see full year).

One-Way flights

30 Dec Iberia
05 Dec Azul Airlines
09 Dec Azul Airlines
10 Dec Azul Airlines
01 Dec Azul Airlines
06 Dec Avianca
30 Dec Aerolineas Argentinas direct
31 Dec Boliviana de Aviacion
07 Dec Azul Airlines
08 Dec Azul Airlines

Also check the deals for return flights from Madrid to Buenos Aires in December.

Skyscanner

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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