The journey from Coonoor to Tirunelveli covers about 450 km, moving from the Nilgiris down to the southern tip of Tamil Nadu. You will pass through Coimbatore, Madurai, and Virudhunagar. This route follows the major NH 44 highway. Expect a travel time of 10 to 12 hours by road. The landscape changes from tea estates to dry, arid plains.
Total Distance: 450 km driving distance, 380 km straight-line air distance.
Take a bus to Coimbatore and switch to an express bus to Tirunelveli.
October to March, when the southern heat is manageable.