The journey from Gunupur to Chennai covers about 900 km. The most convenient way is to take a train from Rayagada to Chennai. The journey takes about 18 to 20 hours. Alternatively, you can take a bus, but it is less comfortable. The route passes through the coastal plains of Andhra Pradesh and Tamil Nadu.
Total Distance: 900 km by road, 700 km straight-line.
Book tickets well in advance.
October to March, when the weather is pleasant.