Cheapest return flights from Atlanta to Buenos Aires in December from $920

AirHint found the following cheapest return flights from Atlanta (ATL) to Buenos Aires (EZE) in December 2025 (see full year).

Return flights

28 Dec - 13 Jan Spirit Airlines
03 Dec - 20 Dec Spirit Airlines
05 Dec - 11 Jan Spirit Airlines
04 Dec - 21 Dec Spirit Airlines
03 Dec - 21 Dec Spirit Airlines
03 Dec - 21 Dec Delta direct
26 Dec - 04 Jan Spirit Airlines
13 Dec - 10 Jan Spirit Airlines
25 Dec - 02 Jan Frontier Airlines
25 Dec - 02 Jan Delta direct
18 Dec - 02 Jan Spirit Airlines
19 Dec - 03 Jan Spirit Airlines
26 Dec - 04 Jan Aerolineas Argentinas direct
18 Dec - 02 Jan Aerolineas Argentinas direct

Also check the deals for one-way flights from Atlanta to Buenos Aires in December.

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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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