Check out petrol and diesel prices in Chennai on April 30, 2026

CHENNAI: In Chennai, the price of petrol and diesel slightly decreased today (April 30).

Petrol in Chennai is priced at Rs 100.80 per litre today, marking a slight fall from yesterday’s Rs 101.23. Over the last 10 days, prices have shown minor fluctuations, moving within a range of Rs 100.80 to Rs 101.23.

Similarly, diesel in Chennai is priced at Rs 92.39 per litre today, a slight decrease from yesterday’s rate of Rs 92.81.

Oil companies use the current crude oil price on the global market and the value of the Indian rupee as compared to the US dollar as primary variables to determine the pricing of petrol and diesel on a day to day basis.

Any volatility in global oil markets or currency fluctuations can directly impact domestic fuel rates. In addition, refining costs, freight charges, and dealer commissions also play a role in determining the final retail price.

Variations in fuel prices are commonly seen across different cities and states due to differences in local taxes, including Value Added Tax (VAT) imposed by respective state governments.