The Ottanchathiram to Chengalpattu bus route covers approximately 393 kms and takes about 6 hrs 43 mins. A total of 4 direct buses operated by 3 bus operators run on this route. The first bus departs at 21:05, and the last bus leaves at 22:15.
Major boarding points in Ottanchathiram include Ottanchathiram, Ottanchattram, while common drop locations in Chengalpattu are Chengalpattu.
RTC and private operators such as RKN Transqueen offer Volvo, AC, and non-AC seater and sleeper buses. Ticket prices on redBus range from INR 1500 - INR 2290.00 depending on the bus type and features.



