All visitors to the Republic of Korea must have a valid passport and obtain an Korean visa before arriving. Visitors with roundtrip tickets from countries that have a special agreement with Korea may be exempted from the visa requirement, and can stay in Korea visa-free for periods up to 30 days, or 90 days, depending on the type of agreement between the two countries. When uncertain as to the visa requirement for entry visa to Korea, please contact the Korean Embassy or a consulate as soon as possible. For more information, Click buttons.