Market Petrol price today in Kerala is ₹ per Litre. HPCL Petrol Price. In last 90 days, ₹ was the lowest HPCL Petrol price in Kerala retail market per Litre which was on 11Aug2019, while the highest market HPCL Petrol rate in Kerala per Litre was recorded on 11Aug2019, which was as high as ₹ .