Well, IF you have  been to Inida many times before, you know how to handle any situation, It's not a big deal. $400 is big money. 

Let's experience the travel via Delhi, how ever you make sure you will get ticket from Delhi to Ktm, because there is chance of not getting connecting flight timely. Suggested to travel light ( not putting valuables in Bags as well in hands, you may end up paying custom)