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)Secunderabad Jn (SC)
12739 Visakhapatnam Secunderabad Garib Rath Express · 3A · 418 km
₹940–₹1,100
8.4h
Total for 1 traveller: ₹1,440–₹2,110 one way
Does this look right?

