Updated Fuel Prices for Tomorrow, 20 May 2026: Gasoline and Diesel Prices at Various Stations

Updated fuel prices for tomorrow, 20 May 2026 GMT+7 Check the prices of all fuel types including gasoline, gasohol, and diesel from PTT, Bangchak, PT, Caltex, Susco, and Shell stations to see the latest price per liter.

Reporter reports on the update. Fuel prices for tomorrow, 20 May 2026 GMT+7. Latest prices for gasoline, gasohol, and diesel from the websites of Bangchak Corporation Public Company Limited, PTT Oil and Retail Business Public Company Limited, Shell Thailand Limited, PTG Energy Public Company Limited, Susco Public Company Limited, and Chevron (Thailand) Limited are as follows for tomorrow.

Updated fuel prices for tomorrow, 20 May 2026 GMT+7.

Bangchak fuel prices on 20 May 2026 GMT+7.

• Diesel B20 is priced at 35.52 baht per liter.
• Hi Diesel S is priced at 42.40 baht per liter.
• Hi-Premium Diesel S is priced at 61.25 baht per liter.
• Hi-Premium 98 is priced at 55.09 baht per liter.
• GSH E85S EVO is priced at 33.84 baht per liter.
• GSH E20S EVO is priced at 37.90 baht per liter.
• GSH91S EVO is priced at 44.53 baht per liter.
• GSH95S EVO is priced at 44.90 baht per liter.

PTT fuel prices on 20 May 2026 GMT+7.

• Diesel B20 is priced at 35.20 baht per liter.
• Diesel is priced at 42.20 baht per liter.
• GSH E85S EVO is priced at 33.84 baht per liter.
• GSH E20S EVO is priced at 37.90 baht per liter.
• GSH91S EVO is priced at 44.53 baht per liter.
• GSH95S EVO is priced at 44.90 baht per liter.
• Gasoline is priced at 54.49 baht per liter.
• Super Power Diesel is priced at 61.25 baht per liter.
• Super Power GSH95 is priced at 52.39 baht per liter.

Shell fuel prices on 20 May 2026 GMT+7.

• Shell FuelSave Gasohol E20 is priced at 37.55 baht per liter.
• Shell FuelSave Gasohol 91 is priced at 44.18 baht per liter.
• Shell FuelSave Gasohol 95 is priced at 44.55 baht per liter.
• Shell V-Power Gasohol 95 is priced at 49.84 baht per liter.
• Shell FuelSave Diesel is priced at 41.45 baht per liter.
• Shell V-Power Diesel is priced at 49.84 baht per liter.

PT fuel prices on 20 May 2026 GMT+7.

• Diesel is priced at 42.20 baht per liter.
• Diesel B20 is priced at 35.20 baht per liter.
• Gasohol 95 is priced at 44.90 baht per liter.
• Gasohol 91 is priced at 44.53 baht per liter.
• Gasoline is priced at 54.99 baht per liter.
• Gasohol E20 is priced at 37.90 baht per liter.

Susco fuel prices on 20 May 2026 GMT+7.

• Diesel is priced at 42.20 baht per liter.
• Diesel B20 is priced at 35.20 baht per liter.
• Gasoline is priced at 54.64 baht per liter.
• Gasohol 95 is priced at 44.90 baht per liter.
• Gasohol 91 is priced at 44.53 baht per liter.
• Gasohol E20 is priced at 37.90 baht per liter.

Caltex fuel prices on 20 May 2026 GMT+7.

• Gold 95 Techron is priced at 55.06 baht per liter.
• Gasohol 95 Techron is priced at 44.05 baht per liter.
• Gasohol 91 Techron is priced at 43.68 baht per liter.
• Gasohol E20 is priced at 37.05 baht per liter.
• Diesel Techron is priced at 41.45 baht per liter.
• Power Diesel Techron is priced at 61.25 baht per liter.

However, the above prices are average prices excluding local maintenance taxes, which may vary by area.