AirHint found the following cheapest one-way flights from Houston (IAH) to San Luis Potosi (SLP) in December 2025 (see full year).
One-Way flights
| 29 Dec | American Airlines | ||
| 30 Dec | American Airlines | ||
| 28 Dec | Volaris | ||
| 25 Dec | Volaris | direct | |
| 29 Dec | United | direct | |
| 24 Dec | Spirit Airlines | ||
| 28 Dec | United | direct | |
| 24 Dec | United | direct |
Also check the deals for return flights from Houston to San Luis Potosi in December.
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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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