AirHint found the following cheapest return flights from San Salvador (SAL) to Houston (IAH) in September 2026 (see full year).
Return flights
| 10 Sep - 15 Sep | Volaris El Salvador | direct | |
| 05 Sep - 15 Sep | Volaris El Salvador | direct | |
| 05 Sep - 09 Sep | Avianca | direct | |
| 11 Sep - 05 Oct | Avianca | direct | |
| 02 Sep - 12 Sep | Avianca | direct |
Also check the deals for one-way flights from San Salvador to Houston in September.
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