Oil Prices Today, 20 August 2026: Latest Update on Gasoline and Diesel Prices per Liter

Update on Oil prices today, 20 August 2026 GMT+7 Check the latest prices for all fuel types—gasoline, gasohol, diesel—from PTT, Bangchak, PT, Caltex, Susco, and Shell stations, with current prices per liter.

Report from the correspondent on Update on oil prices today, 20 August 2026 GMT+7 Gasoline, gasohol, and diesel prices updated 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. Today's oil prices are as follows.

Update on oil prices today, 20 August 2026 GMT+7

Bangchak oil prices on 20 August 2026 GMT+7

• Diesel B20 at 33.39 baht per liter
• High-speed diesel S at 38.39 baht per liter
• High premium diesel plus at 49.25 baht per liter
• High premium 98 plus at 49.29 baht per liter
• GSH E85S EVO at 28.63 baht per liter
• GSH E20S EVO at 32.69 baht per liter
• GSH91S EVO at 37.32 baht per liter
• GSH95S EVO at 37.69 baht per liter

PTT oil prices on 20 August 2026 GMT+7

• Diesel B20 at 33.39 baht per liter
• Diesel at 38.39 baht per liter
• GSH E20S EVO at 32.69 baht per liter
• GSH91S EVO at 37.32 baht per liter
• GSH95S EVO at 37.69 baht per liter
• Gasoline at 46.68 baht per liter
• Super Power GSH95 at 47.79 baht per liter
• Super Power X Diesel at 50.05 baht per liter
• Super Power X 99 at 49.79 baht per liter

Shell station oil prices on 20 August 2026 GMT+7

• Shell FuelSave Gasohol E20 at 32.89 baht per liter
• Shell FuelSave Gasohol 91 at 37.82 baht per liter
• Shell FuelSave Gasohol 95 at 38.19 baht per liter
• Shell V-Power Gasohol 95 at 49.84 baht per liter
• Shell FuelSave Diesel at 38.39 baht per liter
• Shell Diesel B20 at 33.39 baht per liter
• Shell V-Power Diesel at 49.84 baht per liter

PT station oil prices on 20 August 2026 GMT+7

• Diesel at 39.39 baht per liter
• Diesel B20 at 33.39 baht per liter
• Gasohol 95 at 37.69 baht per liter
• Gasohol 91 at 37.32 baht per liter
• Gasoline at 47.18 baht per liter
• Gasohol E20 at 32.69 baht per liter

Susco station oil prices on 20 August 2026 GMT+7

• Diesel at 38.39 baht per liter
• Diesel B20 at 33.39 baht per liter
• Gasoline 95 at 46.83 baht per liter
• Gasohol 95 at 37.69 baht per liter
• Gasohol 91 at 37.32 baht per liter
• Gasohol E20 at 32.69 baht per liter

Caltex station oil prices on 20 August 2026 GMT+7

• Gold 95 Techron at 49.26 baht per liter
• Gasohol 95 Techron at 36.84 baht per liter
• Gasohol 91 Techron at 36.47 baht per liter
• Gasohol E20 at 31.84 baht per liter
• Diesel Techron at 37.54 baht per liter
• Power Diesel Techron at 49.25 baht per liter
• Diesel B20 at 32.54 baht per liter

However, the above prices are base prices excluding local maintenance tax, which may vary by area.