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

One-Way flights

18 Jun	Avianca
15 Jun	Avianca
17 Jun	Avianca
30 Jun	Royal Air Maroc
20 Jun	Azul Airlines
26 Jun	Royal Air Maroc
19 Jun	Avianca
27 Jun	Royal Air Maroc
18 Jun	Aerolineas Argentinas	direct
25 Jun	Royal Air Maroc

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

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 one-way flights from Madrid to Buenos Aires in June from $568

One-Way flights