The Incheon Subway (Hangul: 인천도시철도; hanja: 仁川都市鐵道; RR: Incheon Jihacheol) is a single subway line serving the South Korean city of Incheon. A physical transfer exists to Seoul Subway Line 1 at Bupyeong Station and Seoul Subway Line 7 at Bupyeong-gu Office Station, as well as the Suin Line at Woninjae Station and AREX at Gyeyang Station.The line has 29 stations on 29.4 kilometers (18.3 mi) of route. The Incheon subway is operated by the Incheon Transit Corporation. Two more lines are planned.