Cheapest one-way flights from Austin to Buenos Aires in December from $263

AirHint found the following cheapest one-way flights from Austin (AUS) to Buenos Aires (EZE) in December 2025 (see full year).

One-Way flights

30 Dec United
14 Dec LATAM Airlines Group
18 Dec Frontier Airlines

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

Skyscanner

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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Cheap car rent in Buenos Aires

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