Oil Prices Today, 21 May 2026: Latest Gasoline-Diesel Prices per Liter at Each Station

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

The reporter provides an update Oil prices today, 21 May 2026 GMT+7 Prices for gasoline, gasohol, and diesel 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 are as follows.

Oil price update for today, 21 May 2026 GMT+7

"Bangchak" oil prices on 21 May 2026 GMT+7

• Diesel B20 is priced at 35.20 baht per liter
• High-speed diesel S is 42.20 baht per liter
• High premium diesel S is 61.25 baht per liter
• High premium 98 is 55.09 baht per liter
• GSH E85S EVO is 33.84 baht per liter
• GSH E20S EVO is 37.90 baht per liter
• GSH91S EVO is 44.53 baht per liter
• GSH95S EVO is 44.90 baht per liter

"PTT" oil prices on 21 May 2026 GMT+7

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

"Shell" station oil prices on 21 May 2026 GMT+7

• Shell FuelSave Gasohol E20 is 38.40 baht per liter
• Shell FuelSave Gasohol 91 is 45.03 baht per liter
• Shell FuelSave Gasohol 95 is 45.40 baht per liter
• Shell V-Power Gasohol 95 is 49.84 baht per liter
• Shell FuelSave Diesel is 42.20 baht per liter
• Shell V-Power Diesel is 49.84 baht per liter

"PT" station oil prices on 21 May 2026 GMT+7

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

"Susco" station oil prices on 21 May 2026 GMT+7

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

"Caltex" station oil prices on 21 May 2026 GMT+7

• Gold 95 Techron is 55.06 baht per liter
• Gasohol 95 Techron is 44.90 baht per liter
• Gasohol 91 Techron is 44.53 baht per liter
• Gasohol E20 is 37.90 baht per liter
• Diesel Techron is 42.20 baht per liter
• Power Diesel Techron is 61.25 baht per liter
• Diesel B20 is 35.20

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