AirHint found the following cheapest one-way flights from Houston (HOU) to San Salvador (SAL) in July 2026 (see full year).
One-Way flights
| 14 Jul | Avianca | direct | |
| 19 Jul | Avianca | direct | |
| 20 Jul | Avianca | direct | |
| 09 Jul | United | direct | |
| 03 Jul | Avianca | direct | |
| 15 Jul | Avianca | direct | |
| 16 Jul | Avianca | direct | |
| 18 Jul | Spirit Airlines | ||
| 18 Jul | Avianca | direct |
Also check the deals for return flights from Houston to San Salvador in July.
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