There are frequent buses to Covelong from the towns of Karaikal, Pondicherry and Tranquebar. The tickets are cheap, depending on the class of travel, but rarely come above 50 Rupees. You can also board a bus to Covelong from Chennai, or the nearby towns of Chidambaram, Villupuram and Kanchipuram.
Head northwest on Vittal Mallya Rd
Take the 1st left onto Kasturba Rd/Rajaram Mohan Roy Rd/Vittal Mallya Rd
Turn right at Woody's Restaurant onto LB Road
Turn left after St Joseph's College
Turn right at Elgin Apartments onto Hosur Rd
Keep right to stay on Hosur Rd
Keep right to continue on Hosur Rd/Madiwala Underpass
Continue onto Kanyakumari Rd
Keep right to continue on Electronic City Flyover/Hosur Road Elevated Expy
Continue onto Bangalore Elevated Tollway Limited
Continue onto Kanyakumari Rd
Slight left to stay on Kanyakumari Rd
Slight left onto AH 45
Take the ramp to AH 45/NH 46
Turn left onto AH 45/NH 46
Sharp right to stay on AH 45/NH 46
Turn right at Sripermuthur Juction onto Singaperumalkoil-Sriperumbadur-Thiruvallur-Redhills Rd
Turn left onto Tambaram-Mudichur-Sriperumbudur Rd/SH 110
Turn right to stay on Tambaram-Mudichur-Sriperumbudur Rd/SH 110
Turn left to stay on Tambaram-Mudichur-Sriperumbudur Rd/SH 110
Turn right onto Marmalong Bridge-Irumbuliyur-Mudichur-Oraga Dam-Walajabad Rd/Mudichur Rd/SH 48
Turn left onto Vandalur Rd
At the roundabout, take the 2nd exit onto SH 121
Turn left onto Vandalur-Kelambakkam Rd
Turn right onto OMR/Rajiv Gandhi IT Expy
Turn left onto Kelambakam-Kovalam Rd
Continue onto Dargah Rd
Turn left