The journey from Viluppuram to Guwahati is a massive cross-country transit covering over 2800 km. The most practical way is to take a train to Chennai and then board a long-distance express train to Guwahati. This route takes you through the entire eastern coast of India. Expect a travel time of 50 to 60 hours by train. Guwahati is the gateway to Northeast India and is situated on the banks of the Brahmaputra River.
Total Distance: 2800 km by road, 2300 km air distance.
This is one of the longest train journeys in India; plan for multiple days of travel.
October to April, when the weather is cool and pleasant.