In Puerto Rico, regular gasoline prices fluctuate between $1.15 and $1.18 per liter ($4.35–$4.47 a gallon) on Wednesday, October 14, 2026, according to the Department of Consumer Affairs (DACO). Premium gasoline prices range from $1.28 to $1.39 per liter ($4.85–$5.26 a gallon), depending on the brand and service station. Diesel fuel remains the most expensive, with prices between $1.50 and $1.57 per liter ($5.68–$5.94 a gallon), widely used by trucks, transporters, and other vehicles involved in moving goods and consumer products.
The DACO-published prices may vary between service stations and are subject to change. The agency monitors fuel prices to evaluate their behavior and reasonableness in the local market.