The Thoothukudi to Krishnagiri bus route covers approximately 490 kms and takes about 8 hrs 9 mins. A total of 11 direct buses operated by 9 bus operators run on this route. The first bus departs at 14:15, and the last bus leaves at 21:15.
Major boarding points in Thoothukudi include Ettaiyapuram Road, New Bus Stand, Old Bus Stand, Others, while common drop locations in Krishnagiri are Don Bosco School, Krishnagiri Bypass.
RTC and private operators such as Royal Roadlinks, Sri SMS Travels, Vignesh TAT, Thirumalaivasan Transports, AAHHAA TOURIST offer Volvo, AC, and non-AC seater and sleeper buses. Ticket prices on redBus range from INR 499 - INR 4700.00 depending on the bus type and features.



