The Chennai to Thiruvananthapuram bus covers about 770 kms and takes around 14 hrs 5 mins. Around 33 buses run this route every day, operated by around 17 bus operators. The first bus leaves at 08:30 and the last one at 21:30. Ticket prices start at INR 650 and go up to INR 5000.00, depending on the bus type and the booking date.










