How much cash can we carry in Flights?

There is no specific limit on the amount of cash that can be carried on a domestic flight in India. However, you are responsible for providing a valid reason and source (with proof) for carrying cash more than INR 200,000 (Rupees 2 lakhs).

don't carry until June 4 elections time

for domestic flight there is no limit, till you have proof that cash is yours and you have got it from legitimate sources

for international flight the limit is 3k usd

15KG for che