Oil Prices Today, 21 September 2026: Latest Update on Gasoline and Diesel Prices per Liter

Update Oil prices today, 21 September 2026 GMT+7 Check prices for all types of fuel: gasoline, gasohol, and diesel from PTT, Bangchak, PT, Caltex, Susco, and Shell stations. Find out the latest price per liter.

A reporter covers the Update on oil prices today, 21 September 2026 GMT+7 Prices for gasoline, gasohol, and diesel today are sourced from the websites of Bangchak Corporation Public Company Limited, PTT Oil and Retail Business Public Company Limited, Shell Company of Thailand Limited, PTG Energy Public Company Limited, Susco Public Company Limited, and Chevron (Thailand) Limited. The current prices are as follows.

Update on oil prices today, 21 September 2026 GMT+7

Bangchak oil prices on 21 September 2026 GMT+7

• Diesel B20 is priced at 35.69 baht per liter
• High-speed Diesel S is priced at 40.69 baht per liter
• High Premium Diesel Plus is priced at 49.25 baht per liter
• High Premium 98 Plus is priced at 49.29 baht per liter
• GSH E85S EVO is priced at 30.88 baht per liter
• GSH E20S EVO is priced at 34.94 baht per liter
• GSH91S EVO is priced at 39.57 baht per liter
• GSH95S EVO is priced at 39.94 baht per liter

PTT oil prices on 21 September 2026 GMT+7

• Diesel B20 is priced at 35.69 baht per liter
• Diesel is priced at 40.69 baht per liter
• GSH E20S EVO is priced at 34.94 baht per liter
• GSH91S EVO is priced at 39.57 baht per liter
• GSH95S EVO is priced at 39.94 baht per liter
• Gasoline is priced at 48.93 baht per liter
• Super Power GSH95 is priced at 47.79 baht per liter
• Super Power X Diesel is priced at 50.05 baht per liter
• Super Power X 99 is priced at 49.79 baht per liter

Shell gas station prices on 21 September 2026 GMT+7

• Shell FuelSave Gasohol E20 is priced at 35.14 baht per liter
• Shell FuelSave Gasohol 91 is priced at 40.07 baht per liter
• Shell FuelSave Gasohol 95 is priced at 40.44 baht per liter
• Shell V-Power Gasohol 95 is priced at 51.84 baht per liter
• Shell FuelSave Diesel is priced at 40.69 baht per liter
• Shell Diesel B20 is priced at 35.69 baht per liter
• Shell V-Power Diesel is priced at 51.84 baht per liter

PT gas station prices on 21 September 2026 GMT+7

• Diesel is priced at 40.69 baht per liter
• Diesel B20 is priced at 35.69 baht per liter
• Gasohol 95 is priced at 39.94 baht per liter
• Gasohol 91 is priced at 39.57 baht per liter
• Gasoline is priced at 49.43 baht per liter
• Gasohol E20 is priced at 34.94 baht per liter

Susco gas station prices on 21 September 2026 GMT+7

• Diesel is priced at 40.69 baht per liter
• Diesel B20 is priced at 35.69 baht per liter
• Gasoline 95 is priced at 49.08 baht per liter
• Gasohol 95 is priced at 39.94 baht per liter
• Gasohol 91 is priced at 39.57 baht per liter
• Gasohol E20 is priced at 34.94 baht per liter

Caltex gas station prices on 21 September 2026 GMT+7

• Gold 95 Techron is priced at 49.26 baht per liter
• Gasohol 95 Techron is priced at 39.94 baht per liter
• Gasohol 91 Techron is priced at 39.57 baht per liter
• Gasohol E20 is priced at 34.94 baht per liter
• Diesel Techron is priced at 40.69 baht per liter
• Power Diesel Techron is priced at 49.80 baht per liter
• Diesel B20 is priced at 35.69 baht per liter

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