Oil Prices for Tomorrow, 18 September 2026: Latest Updates on Gasoline and Diesel per Liter

Update Oil prices for tomorrow, 18 September 2026 Check prices for all types of fuel—gasoline, gasohol, diesel—from PTT, Bangchak, PT, Caltex, Susco, and Shell stations. Latest price per liter updates.

The reporter reports on Updated oil prices for tomorrow, 18 September 2026 Prices for gasoline, gasohol, and diesel fuels as of today, sourced 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. The prices for tomorrow are as follows.

Updated oil prices for tomorrow, 18 September 2026

Bangchak oil prices for 18 September 2026

• Diesel B20 at 35.69 baht per liter
• High-speed diesel S at 40.69 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 30.88 baht per liter
• GSH E20S EVO at 34.94 baht per liter
• GSH91S EVO at 39.57 baht per liter
• GSH95S EVO at 39.94 baht per liter

PTT oil prices for 18 September 2026

• Diesel B20 at 35.69 baht per liter
• Diesel at 40.69 baht per liter
• GSH E20S EVO at 34.94 baht per liter
• GSH91S EVO at 39.57 baht per liter
• GSH95S EVO at 39.94 baht per liter
• Gasoline at 48.93 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 fuel prices for 18 September 2026

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

PT fuel prices for 18 September 2026

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

Susco fuel prices for 18 September 2026

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

Caltex fuel prices for 18 September 2026

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

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