Cheapest return flights from Natal to Buenos Aires in September from $579

Best time to book flights for Natal (NAT) to Buenos Aires (AEP) flights at AirHint

AirHint found the following cheapest return flights from Natal (NAT) to Buenos Aires (AEP) in September 2025 (see full year).

Return flights

09 Sep - 10 Oct LATAM Airlines Group
15 Sep - 22 Sep LATAM Airlines Group
06 Sep - 09 Sep LATAM Airlines Group
03 Sep - 06 Sep LATAM Airlines Group
01 Sep - 01 Sep LATAM Airlines Group
09 Sep - 16 Sep LATAM Airlines Group

Also check the deals for one-way flights from Natal to Buenos Aires in September.

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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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