The Karunya Nagar to Udankudi bus route covers approximately 428 kms and takes about 10 hrs 17 mins. A total of 3 direct buses operated by 2 bus operators run on this route. The first bus departs at 20:00, and the last bus leaves at 20:35.
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Major boarding points in Karunya Nagar include Alandurai, Lawley Road, Pappanayakam Pudur, Vadavalli, while common drop locations in Udankudi are Udankudi.
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RTC and private operators such as Puthiyavan Transports offer Volvo, AC, and non-AC seater and sleeper buses. Ticket prices on redBus range from INR 449 - INR 800.00 depending on the bus type and features.



