The Tuni to Chennai bus covers about 701 kms and takes around 12 hrs 40 mins. Around 16 buses run this route every day, operated by around 13 bus operators. The first bus leaves at 00:15 and the last one at 23:59. Ticket prices start at INR 600 and go up to INR 6000.00, depending on the bus type and the booking date.









