Cheapest return flights from Houston to Buenos Aires in December from $847

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

Return flights

08 Dec - 22 Dec Spirit Airlines
15 Dec - 22 Dec Viva
25 Dec - 06 Jan Spirit Airlines
16 Dec - 01 Jan Spirit Airlines
21 Dec - 28 Dec Spirit Airlines
24 Dec - 01 Jan Spirit Airlines
26 Dec - 31 Dec Spirit Airlines
17 Dec - 27 Dec Spirit Airlines
15 Dec - 22 Dec United direct
08 Dec - 22 Dec United direct
09 Dec - 25 Dec United direct
12 Dec - 04 Jan Spirit Airlines
19 Dec - 11 Jan Spirit Airlines
21 Dec - 05 Jan Spirit Airlines
25 Dec - 02 Jan Spirit Airlines
21 Dec - 28 Dec United direct
23 Dec - 30 Dec Avianca
24 Dec - 01 Jan United direct
25 Dec - 03 Jan Spirit Airlines
24 Dec - 03 Jan Spirit Airlines

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

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