Patna to Arrah cab fares are found here. Car rental cost starts from INR 6835. Cost per km ranges from INR 12.75 and 15.5. Transparent breakdown of rates and no hidden charges. Book taxi from the Bookcab's wide range fleet of cars from BMW car hire to Swift Dzire Car hire with taxi fares available here. Find taxi fares across India through Bookcab. Our Taxi Fare Calculator provides you with estimated cab fare between Patna and Arrah. The distance between Patna and Arrah is 62 km. It takes around 1 hour 18 mins to reach Arrah.