Estimated charge for Kanpur to Patna car rental starts from INR 12467. Cost per km ranges from INR 10.5 and 16.0. No hidden charges and transparent pricing policy at Bookcab. Clear breakup of extras. BookCab has premium, luxury and affordable A/c and non A/c cars. Bookcab Fleet consists of Mercedes Benz car hire, Toyota Innova car hire etc. Bookcab's online cab booking system is convenient and the best cost-effective. Find premium and luxurious cars and their charges from Kanpur to Patna here. Distance from Kanpur to Patna is 577 km. Travel duration for Patna from Kanpur is closely 8 hours 13 mins.