Looking for Chennai to Velankanni one way cabs. Bookcab offers one way taxi services from Chennai to Velankanni. Now you don't have to book for both the ways. Pay only for one way. Cab charges for one way taxi to Velankanni starts from INR . Cabs from Chennai to Velankanni use Highways and the distance is about 350 km. It takes closely 5 hours 48 mins to reach Velankanni. Cab booking for your one way trip from Chennai to Velankanni is very easy with Bookcab's economic and hassle-free online cab booking system. Hire a cab for Chennai to Velankanni one way drop at Bookcab where you can choose comfortable and luxurious cab from a wide range of cars available.