Cheapest one-way flights from Houston to San Salvador in December from $140

AirHint found the following cheapest one-way flights from Houston (IAH) to San Salvador (SAL) in December 2025 (see full year).

One-Way flights

05 Dec Frontier Airlines
29 Dec United direct
05 Dec United direct
09 Dec Volaris El Salvador direct
11 Dec Viva
19 Dec Frontier Airlines
20 Dec Frontier Airlines
11 Dec United direct
23 Dec United direct
20 Dec Volaris El Salvador direct

Also check the deals for return flights from Houston to San Salvador in December.

Skyscanner

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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