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

Return flights

01 Apr - 15 Apr	American Airlines
24 Apr - 24 May	Lufthansa
01 Apr - 29 Apr	Avianca
01 Apr - 30 Apr	Avianca
07 Apr - 26 Apr	Avianca
17 Apr - 23 Apr	Avianca
15 Apr - 27 Apr	Avianca
17 Apr - 25 Apr	Avianca
07 Apr - 07 May	Avianca
07 Apr - 15 Apr	Avianca
10 Apr - 26 Apr	Avianca
01 Apr - 18 Apr	Avianca
27 Apr - 12 May	Avianca
25 Apr - 29 May	Avianca
25 Apr - 08 May	Avianca
18 Apr - 01 May	Iberia
24 Apr - 03 May	Lufthansa
23 Apr - 02 May	Iberia
01 Apr - 01 May	Avianca
24 Apr - 03 May	Iberia	direct

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

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 return flights from Madrid to Buenos Aires in April from 822€

Return flights