The journey from Shimla to Thiruvananthapuram covers 3000 km. You can take a train from Chandigarh or Delhi to Thiruvananthapuram. Alternatively, fly from Chandigarh to Thiruvananthapuram with a layover. This route connects the Himalayan region to the southern tip of India.
Total Distance: 3000 km by road, 2600 km air distance.
Kerala Express is a reliable train from Delhi.
October to March for pleasant weather.