What is the fee structure for pilot training?

It depends on the institute you opt for and the course you're doing. Normally, it is between 40 to 90 lakhs.

For being an airline pilot, the total cost of all training and extra expenses is around 1 Cr. for only CPL training it will cost you in between 25 to 40 lacs depends upon institutes. Please go through this article on CPL: https://www.shiksha.com/aviation/flying-pilot-training/articles/career-in-com