SETC operates 2 bus services from Trivandrum to Velankanni via Marthandam, Nagercoil, Tirunelveli. The bus operated by SETC is a 2*2 semi sleeper non- ac bus traveling most of the distance in express highways of tamilnadu and a very limited distance in the state of Kerala.

Two buses are allocated to the destination one from Trivandrum and another Velankanni in the same day. The bus body in ashok leyland engine chasis. There is a recommendation from the people to introduce AC buses for long distance travel and buses are getting increased for serving the commuters.

SETC is a premium bus service operated by Government of Tamilnadu (Department of Transport) and is a subsidiary of TNSTC. SETC operates long distance buses and TNSTC operates distance upto 400 kilometres.

There are two buses that depart from Trivandrum to Velankanni via Thanjavur and Tuticorin. The bus via Thanjavur departs at 4.30 pm and via Tuticorin departs at 5.30 pm.

Please find below the boarding and dropping point of the bus via Thanjavur Route No: 771 UD Fare is 440+ Reservation Charges applicable

Please find below the boarding and dropping point of Tuticorin Service 771EUD Fare is 420 + Reservation Charges

The passengers can visit m.tnstc.in via mobile and www.tnstc.in via laptop. The passengers can also visit computerized reservation centre of SETC for booking.