Oil Prices Today, 15 May 2026: Updated Prices of Gasoline and Diesel at Each Gas Station

Updated oil prices today, 15 May 2026. Check the prices of all types of fuel including gasoline, gasohol, and diesel from PTT, Bangchak, PT, Caltex, Susco, and Shell gas stations to see the latest price per liter.

The reporter provides the latest update. Oil prices today, 15 May 2026. 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.

Updated oil prices today, 15 May 2026.

Bangchak oil prices on 15 May 2026.

• Diesel B20 is priced at 34.45 baht per liter.
• Hi Diesel S is priced at 41.45 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 32.99 baht per liter.
• GSH E20S EVO is priced at 37.05 baht per liter.
• GSH91S EVO is priced at 43.68 baht per liter.
• GSH95S EVO is priced at 44.05 baht per liter.

PTT oil prices on 15 May 2026.

• Diesel B20 is priced at 34.45 baht per liter.
• Diesel is priced at 41.45 baht per liter.
• GSH E85S EVO is priced at 32.99 baht per liter.
• GSH E20S EVO is priced at 37.05 baht per liter.
• GSH91S EVO is priced at 43.68 baht per liter.
• GSH95S EVO is priced at 44.05 baht per liter.
• Gasoline is priced at 53.64 baht per liter.
• Super Power Diesel is priced at 61.25 baht per liter.
• Super Power GSH95 is priced at 51.54 baht per liter.

Shell gas station prices on 15 May 2026.

• 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 gas station prices on 15 May 2026.

• Diesel is priced at 41.45 baht per liter.
• Diesel B20 is priced at 34.45 baht per liter.
• Gasohol 95 is priced at 44.05 baht per liter.
• Gasohol 91 is priced at 43.68 baht per liter.
• Gasoline is priced at 54.14 baht per liter.
• Gasohol E20 is priced at 37.05 baht per liter.

Susco gas station prices on 15 May 2026.

• Diesel is priced at 41.45 baht per liter.
• Diesel B20 is priced at 34.45 baht per liter.
• Gasoline is priced at 53.79 baht per liter.
• Gasohol 95 is priced at 44.05 baht per liter.
• Gasohol 91 is priced at 43.68 baht per liter.
• Gasohol E20 is priced at 37.05 baht per liter.

Caltex gas station prices on 15 May 2026.

• 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 tax, which may vary by area.