Bir Billing Packages of Camping and Paragliding. Budget Packages of Bir Billing and Cost of Packages – Option :-  2 Days 1 Night – Bir to Billing trek (5 hrs), Camping in dome tents, Bonfire, meals and 15-30 min Paragliding session – INR 3500/- Per Person. Visit link for Camping package of Camp, trek and paragliding. OR