The Ottanchathiram to Alathur(Kerala) bus route covers approximately 154 kms and takes about 3 hrs 22 mins. A total of 8 direct buses operated by 5 bus operators run on this route. The first bus departs at 00:15, and the last bus leaves at 23:50.
Major boarding points in Ottanchathiram include Ottanchathiram, while common drop locations in Alathur(Kerala) are Alathur.
RTC and private operators such as Kalyani Travels offer Volvo, AC, and non-AC seater and sleeper buses. Ticket prices on redBus range from INR 599 - INR 2100.00 depending on the bus type and features.



