Seagoing tickets to the district also ran out several weeks ago.
The island is estimated to receive about 5,000 visitors this year holiday. Currently, it is able to receive a maximum of 1,000 visitors a day due to limited infrastructure.
Ms. Do Thi Lan, director of Nam Anh Binh Thuan Company said that tours to the island had been fully booked for over a month.
According to the Department of Culture, Sports and Tourism, the room booking ratio in Ham Tien-Mui Ne tourist site has approximated 80-90 percent so far.