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

Return flights

04 Dec - 13 Dec	Frontier Airlines
08 Dec - 15 Dec	Frontier Airlines
10 Dec - 17 Dec	Frontier Airlines
09 Dec - 16 Dec	Frontier Airlines
02 Dec - 09 Dec	Frontier Airlines
30 Dec - 11 Jan	Frontier Airlines
30 Dec - 12 Jan	Frontier Airlines
31 Dec - 12 Jan	Spirit Airlines
31 Dec - 13 Jan	Spirit Airlines
29 Dec - 10 Jan	Frontier Airlines
29 Dec - 11 Jan	Frontier Airlines
28 Dec - 10 Jan	Frontier Airlines
26 Dec - 13 Jan	Frontier Airlines
27 Dec - 09 Jan	Frontier Airlines
28 Dec - 09 Jan	Frontier Airlines

Also check the deals for one-way flights from Cleveland 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 return flights from Cleveland to Buenos Aires in December from 629€

Return flights