Rapid transit systems operate in six major South Korean cities.

Currently operational Rapid transit systems System Locale Lines Stations Length (km) Commencement Seoul Subway (inc. Incheon Subway) Seoul Capital Area 24 777 1,386.4 197415 August 1974 Busan Metro Busan–Gyeongnam Area 06 158 0205.6 198519 July 1985 Daegu Metro Daegu–Gyeongbuk Area 04 0101 00153.7 199726 November 1997 Gwangju Metro Gwangju 01 020 0020.6 200428 April 2004 Daejeon Metro Daejeon 01 022 0022.7 200616 March 2006

Seoul capital area

Metropolitan Rail Korail operates the following commuter lines: Bundang Line, Gyeongchun Line, Gyeongui–Jungang Line, Suin Line, Gyeonggang Line, and parts of metro lines Line 1, Line 3, Line 4. Korail Airport Railroad operates AREX NeoTrans operates Shinbundang Line E-Rail operates Seohae Line Urban Rail Seoul Metro operates Line 2, Line 5, Line 6, Line 7, Line 8, and parts of lines Line 1, Line 3, Line 4, and Line 9 Second Extension. Seoul Metro Line9 (a joint venture between Veolia Transport and Hyundai Rotem) operates Line 9 First Extension Incheon Transit operates the whole Incheon subway system (I1 & I2), as well as sections of Seoul Subway Line 7. Light Metro Rail Uijeongbu Light Rail operates U Line Yongin Rapid Transit operates EverLine UI trans operates Ui LRT Rapid transit lines in Seoul National Capital Area Operator Livery Line Stations Length (km) Terminuses Commencement Seoul Metro Seoul Subway Line 1 10 7.8 15 August 1974 Seoul Subway Line 2 51 60.2 31 October 1980 Seoul Subway Line 3 34 38.2 12 July 1985 Seoul Subway Line 4 26 31.1 20 April 1985 Seoul Subway Line 5 51 52.3 15 November 1995 Seoul Subway Line 6 38 35.1 7 August 2000 Seoul Metro andIncheon Transit Corporation Seoul Subway Line 7 51 57.1 11 October 1996 Seoul Metro Seoul Subway Line 8 17 17.7 23 November 1996 Seoul Metro Line9 & Seoul Metro Seoul Subway Line 9 38 40.6 24 July 2009 Ui-Sinseol Trans Ui LRT 15 11.1 1 July 2012 South-Seoul LRT Sillim Line 11 7.8 28 May 2022 NeoTrans Co. Ltd. Shinbundang Line 16 33.4 28 October 2011 Yongin Rapid Transit Everline 15 18.1 26 April 2013 Uijeongbu Light Rail Transit U Line 15 11.1 1 July 2012 Airport Railroad AREX 13 63.8 23 March 2007 Korail Seoul Subway Line 1 93 211.1 15 August 1974 Seoul Subway Line 3 10 19.2 30 January 1996 Seoul Subway Line 4 23 39.4 15 January 1993 Gyeongui–Jungang Line 55 121.7 16 December 2005 1 July 2009 Gyeongchun Line 24 81.3 21 December 2010 Suin-Bundang Line 63 104.5 12 September 2020 Gyeonggang Line 11 54.8 24 September 2016 E-Rail Seohae Line 21 47 16 June 2018 Incheon Subway Incheon Subway Line 1 29 29.4 6 October 1999 Incheon Subway Line 2 27 29.1 30 July 2016

Busan–Ulsan–Gyeongnam area

Metropolitan Rail Korail operates the following commuter line: Donghae Urban Rail Busan Transportation operates lines 1, 2, 3, and 4 Light Metro Rail B&G Metro operates the Busan–Gimhae light rail Rapid transit lines in Busan Operator Livery Line Stations Length (km) Terminuses Commencement Busan Transportation Corp. Busan Metro Line 1 40 40.5 19 July 1985 Busan Metro Line 2 42 45.2 30 June 1999 Busan Metro Line 3 17 18.3 28 November 2005 Busan Metro Line 4 14 12.7 30 March 2011 B&G Metro Busan–Gimhae Light Rail Transit 21 23.4 9 September 2011 Korail Donghae Line 23 65.7 30 December 2016

Daegu–Gyeongbuk area

Daegu Metropolitan Transit operates the whole subway system. Rapid transit lines in Daegu Operator Livery Line Stations Length (km) Terminuses Commencement Daegu Metropolitan Transit Daegu Metro Line 1 35 37.3 26 November 1997 Daegu Metro Line 2 29 31.4 18 October 2005 Daegu Metro Line 3 30 23.9 23 April 2015 Korail Daegyeong Line 7 61.9 14 December 2024

Daejeon

Daejeon Metropolitan Express Transit operates the whole subway system. Rapid transit lines in Daejeon Operator Livery Line Stations Length (km) Terminuses Commencement Daejeon Metropolitan Express Transit Daejeon Metro Line 1 22 22.7 16 March 2006

Gwangju

Gwangju Metropolitan Rapid Transit operates the whole subway system. Rapid transit lines in Gwangju Operator Livery Line Stations Length (km) Terminuses Commencement Gwangju Metropolitan Rapid Transit Gwangju Metro Line 1 20 20.6 28 April 2004

See also Transportation in South Korea

External links Subway transferring information for South Korea (in Japanese)