Cheapest return flights from Houston to Buenos Aires in December from 579€

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

Return flights

07 Dec - 08 Dec Spirit Airlines
05 Dec - 12 Dec Spirit Airlines
09 Dec - 25 Dec Spirit Airlines
19 Dec - 11 Jan Spirit Airlines
17 Dec - 27 Dec Spirit Airlines
23 Dec - 05 Jan Frontier Airlines
19 Dec - 06 Jan Spirit Airlines
12 Dec - 03 Jan Spirit Airlines
16 Dec - 04 Jan Spirit Airlines
18 Dec - 04 Jan Frontier Airlines
24 Dec - 29 Dec United direct
20 Dec - 03 Jan Frontier Airlines
25 Dec - 01 Jan United direct
12 Dec - 04 Jan Spirit Airlines
19 Dec - 11 Jan United direct

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

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