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

Return flights

29 Jan - 15 Feb	TAP
16 Jan - 30 Jan	ITA Airways
27 Jan - 06 Feb	TAP
24 Jan - 07 Feb	TAP
12 Jan - 26 Jan	ITA Airways
01 Jan - 17 Feb	Royal Air Maroc
30 Jan - 14 Feb	TAP
29 Jan - 10 Feb	TAP
31 Jan - 20 Feb	TAP
05 Jan - 09 Feb	Royal Air Maroc
26 Jan - 09 Feb	TAP
01 Jan - 29 Jan	Royal Air Maroc
01 Jan - 25 Jan	Royal Air Maroc
23 Jan - 06 Feb	TAP
03 Jan - 30 Jan	Royal Air Maroc
19 Jan - 31 Jan	Royal Air Maroc
10 Jan - 29 Jan	Royal Air Maroc
12 Jan - 25 Jan	Royal Air Maroc
05 Jan - 20 Jan	Royal Air Maroc
02 Jan - 20 Jan	Royal Air Maroc

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

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 January from 841€

Return flights