148 vessels have arrived within the past 24 hours and 51 ships are expected to arrive in the . $2.25 billion · project period : The incheon regional maritime affairs and port office is the port authority for the port of incheon and two other coastal ports in yeonpyeongdo and yonggipo . South korea's third largest city, the port of incheon is seoul's main seaport and the site of the country's main international airport. Kota terbesar ketiga di korea selatan setelah seoul dan busan yang berpopulasi lebih dari 2,6 juta jiwa, incheon adalah .