Cheapest return flights from Madrid to Buenos Aires in May from $759

AirHint found the following cheapest return flights from Madrid (MAD) to Buenos Aires (EZE) in May 2026 (see full year).

Return flights

15 May - 11 Jun Lufthansa
27 May - 11 Jun Lufthansa
13 May - 17 Jun Lufthansa
13 May - 18 May Air Canada
12 May - 18 May Air Canada
06 May - 18 May Air Canada
13 May - 27 May Air Canada
13 May - 30 May Air Canada
27 May - 28 Jun Lufthansa
07 May - 28 Jun Lufthansa
01 May - 27 Jun Lufthansa
06 May - 27 Jun Lufthansa
07 May - 27 Jun Lufthansa
02 May - 27 Jun Lufthansa
21 May - 17 Jun Lufthansa
23 May - 28 May Plus Ultra Lineas Aereas direct
27 May - 31 May Plus Ultra Lineas Aereas direct
23 May - 31 May Plus Ultra Lineas Aereas direct
15 May - 30 May Air Canada
08 May - 11 May Air Canada

Also check the deals for one-way flights from Madrid to Buenos Aires in May.

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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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