The other advantage is that there is no vehicle rush in the Nandhi hills at these times. The car and bike parking is at the top of the hills and then about a km of walk to be done to reach the view point.
The tickets price is Rs 5/- person and for car parking it is Rs 150/- which permits four person by default inclusive.
Tip : Pack home cooked food to have lunch in the hill top as not much of food option is available at the hill top. Those available are priced at premiums.
Caution : Practice the means to keep monkeys aways during the food munching time, as there are plenty of them.
The tourist department provides a bus service to travel for the final 1km distance at Rs 25/- per person. This can be a good option for onward journey , while the return down hill on foot is enjoyable in the pleasant climate.