The journey from Suri to Thiruvananthapuram is about 2400 km. You must travel to Howrah to catch a direct train to Thiruvananthapuram. The rail journey takes approximately 48 to 55 hours. The route passes through the entire eastern and southern coast of India.
Total Distance: 2400 km driving distance, 2100 km straight-line air distance.
Book your tickets well in advance for this very long-distance route.
October to March, when the weather is pleasant.