Fuel Prices Cut Again: PTT and Bangchak Announce Up to 1 Baht per Liter Reduction Effective 5 AM Tomorrow (30 May)

Good news for motorists: PTT and Bangchak have announced reductions in gasoline and diesel prices ranging from 0.70 to 1.00 baht per liter for the second consecutive day, effective from 5 AM tomorrow (30 May).

On 29 May 2026, reporters reported that PTT Station and Bangchak Petroleum Public Company Limited (BCP) announced price cuts for various fuel types between 0.70 and 1.00 baht per liter, effective from 5:00 AM tomorrow (30 May). The latest prices are as follows.

PTT fuel prices as of 30 May 2026.

• B20 diesel is priced at 35.20 baht per liter.
• Diesel is priced at 40.70 baht per liter.
• GSH E85S EVO is priced at 33.84 baht per liter.
• GSH E20S EVO is priced at 37.90 baht per liter.
• GSH91S EVO is priced at 42.53 baht per liter.
• GSH95S EVO is priced at 42.90 baht per liter.
• Gasoline is priced at 52.49 baht per liter.
• Super Power Diesel is priced at 58.25 baht per liter.
• Super Power GSH95 is priced at 50.99 baht per liter.

Bangchak fuel prices as of 30 May 2026.

• B20 diesel is priced at 35.20 baht per liter.
• Hi Diesel S is priced at 40.70 baht per liter.
• Hi Premium Diesel Plus is priced at 58.25 baht per liter.
• Hi Premium 98 Plus is priced at 53.44 baht per liter.
• GSH E85S EVO is priced at 33.84 baht per liter.
• GSH E20S EVO is priced at 37.90 baht per liter.
• GSH91S EVO is priced at 42.53 baht per liter.
• GSH95S EVO is priced at 42.90 baht per liter.