Oil Price Update for 18 April 2026: Gasoline and Diesel Prices at Various Stations per Liter

Oil price update for 18 April 2026: Check the latest gasoline and diesel prices per liter at various stations, with national oil reserves sufficient for 109 days' use.

Reporters provide the latest oil prices for 18 April 2026 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. The prices for tomorrow are as follows.

Oil price update for today, 18 April 2026.

"Bangchak" oil prices for 18 April 2026.

• Diesel B20 is priced at 35.90 baht per liter.
• High-speed Diesel S is priced at 42.90 baht per liter.
• High Premium Diesel S is priced at 65.30 baht per liter.
• High Premium 98 is priced at 56.04 baht per liter.
• GSH E85S EVO is priced at 31.39 baht per liter.
• GSH E20S EVO is priced at 35.45 baht per liter.
• GSH91S EVO is priced at 42.08 baht per liter.
• GSH95S EVO is priced at 42.45 baht per liter.

"PTT" oil prices for 18 April 2026.

• Diesel B20 is priced at 35.90 baht per liter.
• Diesel is priced at 42.90 baht per liter.
• GSH E85S EVO is priced at 31.39 baht per liter.
• GSH E20S EVO is priced at 35.45 baht per liter.
• GSH91S EVO is priced at 42.08 baht per liter.
• GSH95S EVO is priced at 42.45 baht per liter.
• Gasoline is priced at 52.04 baht per liter.
• Super Power Diesel is priced at 64.08 baht per liter.
• Super Power GSH95 is priced at 51.54 baht per liter.

"Shell" station oil prices for 18 April 2026.

• Shell FuelSave Gasohol E20 is priced at 35.95 baht per liter.
• Shell FuelSave Gasohol 91 is priced at 42.33 baht per liter.
• Shell FuelSave Gasohol 95 is priced at 42.95 baht per liter.
• Shell V-Power Gasohol 95 is priced at 49.84 baht per liter.
• Shell FuelSave Diesel is priced at 42.90 baht per liter.
• Shell V-Power Diesel is priced at 66.34 baht per liter.

"PT" station oil prices for 18 April 2026.

• Diesel is priced at 42.90 baht per liter.
• Gasohol 95 is priced at 42.45 baht per liter.
• Gasohol 91 is priced at 42.08 baht per liter.
• Gasoline is priced at 52.45 baht per liter.
• Gasohol E20 is priced at 35.45 baht per liter.

"Susco" station oil prices for 18 April 2026.

• Diesel is priced at 42.90 baht per liter.
• Gasoline is priced at 52.19 baht per liter.
• Gasohol 95 is priced at 42.45 baht per liter.
• Gasohol 91 is priced at 42.08 baht per liter.
• Gasohol E20 is priced at 35.45 baht per liter.

"Caltex" station oil prices for 18 April 2026.

• Gold 95 Techron is priced at 56.01 baht per liter.
• Gasohol 95 Techron is priced at 42.45 baht per liter.
• Gasohol 91 Techron is priced at 42.08 baht per liter.
• Gasohol E20 is priced at 35.45 baht per liter.
• Diesel Techron is priced at 42.90 baht per liter.
• Power Diesel Techron is priced at 65.30 baht per liter.

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

National oil reserves can sustain usage for 109 days.

Meanwhile, the Ministry of Energy reports on Thailand’s and international energy situations, diesel oil reserves and sales, and the fuel fund status as of 17 April 2026.

Geopolitical tensions in the Middle East remain highly uncertain despite diplomatic movements, including the upcoming second round of talks between the U.S. and Iran via Pakistan, and President Trump’s announcement of a 10-day ceasefire agreement between Israel and Lebanon. At the same time, the U.S. has expanded its maritime blockade on Iranian vessels and signaled possible financial sanctions if negotiations stall. These conflicting signals caused energy markets to fluctuate, with oil prices rising on 16 April 2026 due to supply concerns, then easing on the morning of 17 April 2026 amid ceasefire news and renewed negotiation hopes.

WTI traded within a range of 92.90–93.68 USD per barrel, Brent at 97.94–98.67 USD per barrel, and Dubai remained steady at 105.51 USD per barrel. However, markets still face risks from fuel shortages that peace agreements may not resolve immediately.

Regarding domestic oil reserves, as of 17 April 2026, Thailand has enough oil to meet demand for about 109 days, including 25 days of legal reserves, 24 days of commercial reserves, 38 days of oil in transit, and 22 days of confirmed supply. Production and sales of diesel as of 15 April 2026 reached 80.71 million liters produced and 54.47 million liters sold.

As for the fuel fund status on 17 April 2026, it showed a deficit of 61.705 billion baht, with daily diesel subsidies of approximately 185.76 million baht.