April to June as after that there is a season of rain and after that from September to November but sometime there are some competitions are also going on there at that time they closes the paragliding for outsiders and only professionals are allowed. Generally it starts from end of the October and goes on for 3-5 days. And the expenses are also very nominal like for ride of 15-30 minutes they charge you 2000 and 200 for individual photographs just before landing(Optional), and 300-500 based on negotiations for video shooting through GoPro.