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

Return flights

16 Mar - 22 Mar	Avianca
05 Mar - 16 Mar	Air Canada
30 Mar - 13 Apr	Avianca
09 Mar - 16 Mar	Delta
04 Mar - 16 Mar	Delta
02 Mar - 16 Mar	Delta
12 Mar - 24 Mar	Avianca
13 Mar - 30 Mar	Turkish Airlines
17 Mar - 07 Apr	Avianca
13 Mar - 06 Apr	Turkish Airlines
08 Mar - 18 Mar	Avianca
01 Mar - 23 Mar	Delta
02 Mar - 23 Mar	Delta
17 Mar - 14 Apr	Avianca
16 Mar - 14 Apr	Avianca
16 Mar - 09 Apr	Avianca
08 Mar - 03 Apr	Avianca
16 Mar - 07 Apr	Avianca
16 Mar - 04 Apr	Avianca
12 Mar - 07 Apr	Avianca

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

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 March from 692€

Return flights