AirHint found the following cheapest one-way flights from Natal (NAT) to Buenos Aires (AEP) in December 2025 (see full year).

One-Way flights

11 Dec	GOL Linhas Aéreas
12 Dec	Aerolineas Argentinas
10 Dec	Aerolineas Argentinas
09 Dec	Aerolineas Argentinas
06 Dec	LATAM Airlines Group
07 Dec	LATAM Airlines Group
15 Dec	Aerolineas Argentinas
17 Dec	Aerolineas Argentinas
22 Dec	LATAM Airlines Group
25 Dec	LATAM Airlines Group

Also check the deals for return flights from Natal to Buenos Aires in December.

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 one-way flights from Natal to Buenos Aires in December from 131€

One-Way flights