The distance between Chennai to Velankanni via Pondicherry, Chidambaram, Tanjore is 425 Km by road. You can also find the distance from Chennai to Velankanni via Pondicherry, Chidambaram, Tanjore using other travel options like bus, subway, tram, train and rail. Apart from the trip distance, refer
Directions from Chennai to Velankanni via Pondicherry, Chidambaram, Tanjore for road driving directions!