The Tuni to Chennai bus route covers approximately 701 kms and takes about 12 hrs 20 mins. A total of 15 direct buses operated by 12 bus operators run on this route. The first bus departs at 00:15, and the last bus leaves at 23:00.
Major boarding points in Tuni include Bus Stand, while common drop locations in Chennai are Anna Nagar, Anna University, Ashok Pillar, Chengalpattu, Chrompet, Ekkattuthangal, Guduvancheri, Gummidipoondi, Kavangarai, Kavaraipettai.
RTC and private operators such as V Kaveri Travels, KKaveri Travels, Sri Tulasi Tours and Travels offer Volvo, AC, and non-AC seater and sleeper buses. Ticket prices on redBus range from INR 831 - INR 5199.00 depending on the bus type and features.



