Seoul Station is a major railway station in Seoul, the capital of South Korea. The station is served by the Korail Intercity Lines and the commuter trains of the Seoul Metropolitan Subway. Services KTX Seoul Station is the terminus of most KTX trains including: All trains along the Gyeongbu High Speed Line to Busan, Daejeon, Daegu, Pohang, Masan and Jinju. Some trains exclusively Honam High Speed Line and Jeolla lines to GwangjuSongjeong, Mokpo, Suncheon and Yeosu Expo. Almost all trains along the Gyeonggang line to Pyeongchang, Jinbu, Gangneung & Donghae; and All KTX trains operating along sections of the conventional Gyeongbu line. Some KTX services operating along sections of the conventional Honam Line bound for GwangjuSongjeong, Mokpo and Yeosu Expo arrive and depart Yongsan Station. ITX-Saemaeul Seoul Station is the terminus of all ITX-Saemaeul trains along the Gyeongbu and Gyeongjeon Lines to Busan, Daejeon, Daegu, Pohang, Masan and Jinju. ITX-Saemaeul trains on the Honam and Jeolla lines arrive and depart Yongsan Station. ITX-Saemaeul trains to the east of Korea serve Cheongnyangni Station. Mugunghwa-ho Seoul Station is the terminus of all Mugunghwa-ho trains along the Gyeongbu and Gyeongjeon Lines to Busan, Daejeon, Daegu, Pohang, Masan and Jinju; along the and along the Chungbuk Line to Jecheon. Mugunghwa-ho trains on the Honam and Jeolla lines arrive and depart Yongsan Station. Mugunghwa-ho trains to the east of Korea serve Cheongnyangni Station. Korail Tourist Trains Seoul Station is the terminus of a number of Korail's tourist trains, including: The DMZ train to Dorasan and Baekmago The O-train which loops the centre of the peninsula via Jecheon, Buncheon and Cheoram The S-train to Yeosu AREX Airport Railway AREX operate two trains from Seoul Station. AREX Express trains run non-stop to Incheon Airport stopping only at Incheon Terminal 1 and Incheon Terminal 2. AREX All-Stop trains are commuter style trains that stop 11 times, including at Seoul's Gimpo Airport. AREX Express passengers have exclusive access to Seoul Station's City Air Terminal which allows passengers travelling on most Korean airlines from Incheon Airport to check bags and receive boarding passes before boarding the train. Access to the underground Airport Railroad Station and City Air Terminal is either from the central station concourse or via a dedicated drop off area and car park on the west side of the station. Seoul Subway Seoul Subway serves the station with Line 1 and Line 4, and an hourly train on