AirHint found the following cheapest return flights from Houston (IAH) to San Salvador (SAL) in October 2026 (see full year).
Return flights
| 02 Oct - 09 Oct | United | direct | |
| 11 Oct - 18 Oct | United | direct | |
| 08 Oct - 15 Oct | Avianca | direct | |
| 30 Oct - 02 Nov | Avianca | direct |
Also check the deals for one-way flights from Houston to San Salvador in October.
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