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

Return flights

20 Apr - 28 Apr	Delta
14 Apr - 28 Apr	Delta
15 Apr - 20 May	Delta
17 Apr - 29 May	Lufthansa
14 Apr - 21 Apr	Delta
06 Apr - 15 Apr	Delta
13 Apr - 22 Apr	Delta
15 Apr - 22 Apr	Delta
19 Apr - 21 Apr	Delta
19 Apr - 28 May	Lufthansa
18 Apr - 26 Apr	Delta
07 Apr - 26 Apr	Delta
08 Apr - 26 Apr	Delta
26 Apr - 11 May	Delta
18 Apr - 11 May	Delta
20 Apr - 18 May	Delta
16 Apr - 18 May	Delta
22 Apr - 18 May	Delta
30 Apr - 20 May	Delta
20 Apr - 11 May	Delta

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 743€

Return flights