The Krishnagiri to Authoor South bus route covers approximately 508 kms and takes about 8 hrs 48 mins. A total of 6 direct buses operated by 6 bus operators run on this route. The first bus departs at 00:30, and the last bus leaves at 22:45.
Major boarding points in Krishnagiri include Don Bosco School, Krishnagiri Bypass, while common drop locations in Authoor South are Authoor, Authoor South.
RTC and private operators such as A1 Travels offer Volvo, AC, and non-AC seater and sleeper buses. Ticket prices on redBus range from INR 749 - INR 1900.00 depending on the bus type and features.



