The distance between Chennai to Thiruvananthapuram via ECR, Velankanni, Ramanathapuram is 1046 Km by road. You can also find the distance from Chennai to Thiruvananthapuram via ECR, Velankanni, Ramanathapuram using other travel options like bus, subway, tram, train and rail. Apart from the trip distance, refer
Directions from Chennai to Thiruvananthapuram via ECR, Velankanni, Ramanathapuram for road driving directions!