The route from Puducherry to Thiruvananthapuram covers roughly 650 km. You can travel via train from Villupuram Junction or take a long-distance bus. The journey takes approximately 12 to 14 hours. The route traverses the scenic coastal landscape of Tamil Nadu and Kerala. It is a popular route for tourists heading to the southern tip of India.
Total Distance: 650 km by road, 580 km air distance.
Book tickets well in advance via IRCTC as this route is high-demand.
Overnight sleeper buses are the most comfortable option.
September to February for pleasant coastal weather.