The islands of Koh Khai Nok, Koh Khai Nui and Koh Khai Nai is popular destinations for short day trips from Koh Yao Yai. See all three Khai Islands in one single half day private longtailboat tour. A very popular tour with the kids who can watch schools of tropical fish in very shallow waters. The private longtailboat trips starts from Loh Park pier on the south of Koh Yao Yai. Usually the first island to visit is Koh Khai Nui for snorkeling. After spending some time in the water captain brings you to bigger Koh Khai Nok where you can enjoy some beach time or have drink in one of the beach bars. Last stop on the way back is on Koh Khai Nai, where you can snorkel or again enjoy some beach time.