Cheapest return flights from Houston to Santiago in December from 735€

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

Return flights

24 Dec - 31 Dec Frontier Airlines
25 Dec - 01 Jan Spirit Airlines
25 Dec - 10 Jan Spirit Airlines
25 Dec - 05 Jan Frontier Airlines
25 Dec - 02 Jan Spirit Airlines
30 Dec - 04 Jan Spirit Airlines
26 Dec - 04 Jan Frontier Airlines
25 Dec - 10 Jan United direct
23 Dec - 30 Dec United
23 Dec - 30 Dec United direct
30 Dec - 04 Jan United direct
26 Dec - 04 Jan United direct
25 Dec - 05 Jan United direct

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

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