Você não precisa de um visto para uma visita à Ilha de Jeju.
Foreigners can enter Jeju Island without Korean Visa for the purpose of transit and tour as follows:
Flying to Jeju island through a direct flight from the place of departure
Flying to Jeju island through the same airport, without transferring to another airport for connecting flight to Jeju island
Please be notified that foreigners should hold Korean visa when transferring to another airport for a connecting flight to Jeju Island:
Fonte: Ministério dos Negócios Estrangeiros, República da Coreia
Visa-free Entry to Jeju: 180 Countries.
(Only 11 countries are required to apply for a visa: Afghanistan, Cuba, Ghana, Iran, Iraq, Libya, Nigeria, Macedonia, Palestine, Sudan, and Syria) Duration of stay: Up to 30 days
Conditions of entry:
- Those that arrive directly into Jeju island by flights or ships.
- A Chinese tourist group arriving at the Incheon International Airport, who intends to travel to Seoul and Gyeongggi Province within 12 or 24 hours and then go to the Jeju island by transferring to the domestic flight. (Domestic connecting flight) - (Hereinafter referred to as 'group transit passenger to Jeju)
- For a group transit passenger to Jeju, a person must join a tour program of Korean travel agents that serve Chinese tourists groups only and that are designated by the Ministry of Culture, Sports, and Tourism, and the Chinese travel agents in charge of a group visa application at the Korean embassy or Consulate General in China. Also, a group transit passenger must hold a domestic airline ticket to the Jeju Island in which a flight departs within 12 or 24 hours (Source: Korean Immigration Office, www.hikorea.go.kr)
Fonte: ICCJEJU