Want to run away to another country as a minor?

A friend of mine wants to pursue his dream of becoming a pro surfer. He wants to run away to hawaii but figures it would be to obvious so he wants to either goto port elizabeth south africa, some where in queensland austrailia, indonesia, fiji, or Easter Island. Hes only thirteen and wont listen to me about not going. so i decided to help him. he wants to know how to get to the country, which would be the best choice and how to do it without getting caught. hes only bringing his computer, a prepaid phone, a backpack of clothes, knife , firstaid kit, and a survival guide 5k ( or some amount of money around that) his surfboard pass port, and some wax, a pair of flip flops and sneakers. he dosent expect to find a home and plans to build a Hut and make some money in some way. please help i have no idea how to help him.