The ferry from Jeju to Busan connects Jeju. The route is offered up to 3 times a week by the shipping company MS Ferry. The travel time is about 12 hours and 30 minutes.
The ferry port Busan connects South Korea with Japan. The route Busan - Osaka is offered up to 3 times a week by the shipping company Panstar Cruise. The journey time is about 19 hours.