Bus
SubCentre, BispurNidadavolu Jn (NDD)
335 km by road
Distance is the real road, not the map line — allow for landslide halts and a night stop.
₹500–₹1,010
5.9h
Train
Nidadavolu Jn (NDD)Chennai Central (MAS)
12841 Coromandel Express · 3A · 549 km
₹1,150–₹1,350
9.3h
Shared jeep
Chennai CentralPadalam
Shared Sumo/Bolero · 88 km
Shared jeeps leave the stand between 05:00 and 07:00 and then stop for the day. Be early or lose a day.
₹250–₹400
3.8h
Total for 1 traveller: ₹1,900–₹2,760 one way
Does this look right?

