We recommend you to get a rental motorcycle during your stay at the Haad Yao Villa, it is the most popular way to travel around the island and quite economical also for those planing a longer stay.
If you a looking for a at a quite beach, check out Fullmoon party when the place changes into a dancefloor.
If it's boring for you to laying at the beachestry something else. The island has some activitiessuchlike wake boarding, ATV Rentals, Elephant Safaris, Mountain Treking, Snorkeling, Thaiboxing, Yoga,a Chinese Temple and Thai Cooking Lessons. Situated only 18 km from the northern side of Samuiin the Gulf of Thailandis the island of Koh Phangan. Being generally much more quieter and laid back than Samui, with the exception of the FullMoon beachparty that attracts every month a estimated number of 5 - 10,000 visitors come on the island for the famous fullmoon party on the east side beachof HaadRin. For those of the travelers who find ko Samuitoo costly or a bit too much like a big city with tourist, Kho Phangan can be the ideal place to relax & chill in Southern Thailand.
There is a wide range of Bungalow Resorts on Koh Phangan for different kind of budget, availible to book in advance provided by PhanganIsland.com. One of the least cost intensive type of transportation from Bangkok to Phanganwould be to get a joint ticket from Songserm Travel for ferry and speed boats, bus, railway, air to Phangan. Or you can get an 60 minute flight operated by Bangkok Airways every few hours from Bangkok to Samuiand catch the speed boat to Koh Phangan.